Merge #1700

1700: Merge upstream, last commit before GCC/Rust upstreaming r=CohenArthur a=tschwinge



Co-authored-by: Eric Botcazou <ebotcazou@adacore.com>
Co-authored-by: Richard Biener <rguenther@suse.de>
Co-authored-by: Patrick Palka <ppalka@redhat.com>
Co-authored-by: Jonathan Wakely <jwakely@redhat.com>
Co-authored-by: Harald Anlauf <anlauf@gmx.de>
Co-authored-by: Ian Lance Taylor <iant@golang.org>
Co-authored-by: GCC Administrator <gccadmin@gcc.gnu.org>
Co-authored-by: David Malcolm <dmalcolm@redhat.com>
Co-authored-by: Lulu Cheng <chenglulu@loongson.cn>
Co-authored-by: Alexandre Oliva <oliva@adacore.com>
Co-authored-by: Paul-Antoine Arras <pa@codesourcery.com>
Co-authored-by: Tobias Burnus <tobias@codesourcery.com>
Co-authored-by: Jakub Jelinek <jakub@redhat.com>
Co-authored-by: Martin Liska <mliska@suse.cz>
Co-authored-by: Iskander Shakirzyanov <iskander@ispras.ru>
Co-authored-by: Iain Buclaw <ibuclaw@gdcproject.org>
Co-authored-by: Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Co-authored-by: John David Anglin <danglin@gcc.gnu.org>

27 files changed, 3190 insertions, 257 deletions

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 7b2d93b..4535398 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,2749 @@
+2022-12-12  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/102180
+	* array.cc (match_array_element_spec): Add check for bad
+	assumed-implied-spec.
+	(gfc_match_array_spec): Reorder logic so that the first bad array
+	element spec may trigger an error.
+
+2022-12-11  Steve Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/107995
+	* interface.cc (gfc_check_dummy_characteristics): Reject statement
+	function dummy arguments.
+
+2022-12-11  Tobias Burnus  <tobias@codesourcery.com>
+
+	* openmp.cc (gfc_match_omp_context_selector_specification):
+	Remove spurious 's' in an error message.
+
+2022-12-10  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/106911
+	* simplify.cc (gfc_simplify_ishftc): If the SIZE argument is known
+	to be outside the allowed range, terminate simplification.
+
+2022-12-10  Tobias Burnus  <tobias@codesourcery.com>
+
+	* match.cc (gfc_match_member_sep): Use %<...%> in gfc_error.
+	* openmp.cc (gfc_match_oacc_routine, gfc_match_omp_context_selector,
+	gfc_match_omp_context_selector_specification,
+	gfc_match_omp_declare_variant, resolve_omp_clauses): Likewise;
+	use %qs instead of '%s'.
+	* primary.cc (match_real_constant, gfc_match_varspec): Likewise.
+	* resolve.cc (gfc_resolve_formal_arglist, resolve_operator,
+	resolve_ordinary_assign): Likewise.
+
+2022-12-09  Paul Thomas  <pault@gcc.gnu.org>
+
+	PR fortran/107872
+	* resolve.cc (derived_inaccessible): Skip over allocatable components
+	to prevent an infinite loop.
+
+2022-12-09  Tobias Burnus  <tobias@codesourcery.com>
+
+	* dump-parse-tree.cc (show_omp_namelist): Improve OMP_LIST_ALLOCATE
+	output.
+	* gfortran.h (struct gfc_omp_namelist): Add 'align' to 'u'.
+	(gfc_free_omp_namelist): Add bool arg.
+	* match.cc (gfc_free_omp_namelist): Likewise; free 'u.align'.
+	* openmp.cc (gfc_free_omp_clauses, gfc_match_omp_clause_reduction,
+	gfc_match_omp_flush): Update call.
+	(gfc_match_omp_clauses): Match 'align/allocate modifers in
+	'allocate' clause.
+	(resolve_omp_clauses): Resolve align.
+	* st.cc (gfc_free_statement): Update call
+	* trans-openmp.cc (gfc_trans_omp_clauses): Handle 'align'.
+
+2022-12-08  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/108025
+	* symbol.cc (gfc_add_contiguous): Diagnose and reject duplicate
+	CONTIGUOUS attribute.
+
+2022-12-07  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/108010
+	* arith.cc (reduce_unary): Handle zero-sized arrays.
+	(reduce_binary_aa): Likewise.
+
+2022-12-04  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107922
+	* simplify.cc (gfc_simplify_unpack): Terminate simplification when
+	array-valued argument FIELD does not provide enough elements.
+
+2022-12-04  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107870
+	* intrinsic.texi: Fix typo in documentation of intrinsic FLOOR.
+	Describe the optional KIND argument to intrinsics as a scalar
+	constant expression, in accordance with the current standard.
+
+2022-12-04  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107899
+	* resolve.cc (resolve_deallocate_expr): Avoid NULL pointer dereference
+	on invalid CLASS variable.
+
+2022-11-30  Martin Liska  <mliska@suse.cz>
+
+	* parse.cc (parse_omp_structured_block): Remove extra semicolon.
+
+2022-11-29  Harald Anlauf  <anlauf@gmx.de>
+	    Steven G. Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/107874
+	* simplify.cc (gfc_simplify_merge): When simplifying MERGE with a
+	constant scalar MASK, ensure that arguments TSOURCE and FSOURCE are
+	either constant or will be evaluated.
+	* trans-intrinsic.cc (gfc_conv_intrinsic_merge): Evaluate arguments
+	before generating conditional expression.
+
+2022-11-28  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107819
+	* trans-stmt.cc (gfc_conv_elemental_dependencies): In checking for
+	elemental dependencies, treat dummy argument with VALUE attribute
+	as implicitly having intent(in).
+
+2022-11-28  Tobias Burnus  <tobias@codesourcery.com>
+
+	* openmp.cc (OMP_DO_CLAUSES, OMP_SCOPE_CLAUSES,
+	OMP_SECTIONS_CLAUSES): Add 'nowait'.
+	(OMP_SINGLE_CLAUSES): Add 'nowait' and 'copyprivate'.
+	(gfc_match_omp_distribute_parallel_do,
+	gfc_match_omp_distribute_parallel_do_simd,
+	gfc_match_omp_parallel_do,
+	gfc_match_omp_parallel_do_simd,
+	gfc_match_omp_parallel_sections,
+	gfc_match_omp_teams_distribute_parallel_do,
+	gfc_match_omp_teams_distribute_parallel_do_simd): Disallow 'nowait'.
+	(gfc_match_omp_workshare): Match 'nowait' clause.
+	(gfc_match_omp_end_single): Use clause matcher for 'nowait'.
+	(resolve_omp_clauses): Reject 'nowait' + 'copyprivate'.
+	* parse.cc (decode_omp_directive): Break too long line.
+	(parse_omp_do, parse_omp_structured_block): Diagnose duplicated
+	'nowait' clause.
+
+2022-11-23  Steve Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/107577
+	* resolve.cc (find_array_spec): Choose appropriate locus either of
+	bad array reference or of non-array entity in error message.
+
+2022-11-18  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107576
+	* interface.cc (gfc_procedure_use): Reject NULL as actual argument
+	when there is no explicit procedure interface.
+
+2022-11-17  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	PR fortran/99884
+	* io.cc (check_open_constraints): Remove double spaces.
+
+2022-11-16  Steve Kargl  <kargl@gcc.gnu.org>
+
+	PR fortran/107707
+	* interface.cc (gfc_compare_actual_formal): Check that we actually
+	have integer values before asking gmp_* to use them.
+
+2022-11-16  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107681
+	* resolve.cc (resolve_fl_var_and_proc): Prevent NULL pointer
+	dereference with reference to bad CLASS variable.
+
+2022-11-16  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107680
+	* arith.cc (arith_power): Check that operands are properly converted
+	before attempting to simplify.
+
+2022-11-15  Lewis Hyatt  <lhyatt@gmail.com>
+
+	* cpp.cc (gfc_cpp_init): Use special_fname_builtin () rather than a
+	hardcoded string (which was also incorrectly left untranslated
+	previously.)
+	* error.cc (gfc_diagnostic_build_locus_prefix): Likewise.
+	* f95-lang.cc (gfc_init): Likewise.
+
+2022-11-14  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107444
+	* trans-openmp.cc (gfc_omp_check_optional_argument): Adjust to change
+	of prefix of internal symbol for presence status to '.'.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* gfortran.texi: Port from Sphinx.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfc-internals/code-that-interacts-with-the-user.rst: New file.
+	* doc/gfc-internals/command-line-options.rst: New file.
+	* doc/gfc-internals/conf.py: New file.
+	* doc/gfc-internals/copyright.rst: New file.
+	* doc/gfc-internals/error-handling.rst: New file.
+	* doc/gfc-internals/frontend-data-structures.rst: New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages.rst: New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/accessing-declarations.rst:
+	New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/basic-data-structures.rst:
+	New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/converting-expressions-to-tree.rst:
+	New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/translating-statements.rst:
+	New file.
+	* doc/gfc-internals/gfccode.rst: New file.
+	* doc/gfc-internals/gfcexpr.rst: New file.
+	* doc/gfc-internals/gnu-free-documentation-license.rst: New file.
+	* doc/gfc-internals/index.rst: New file.
+	* doc/gfc-internals/indices-and-tables.rst: New file.
+	* doc/gfc-internals/internals-of-fortran-2003-oop-features.rst: New file.
+	* doc/gfc-internals/introduction.rst: New file.
+	* doc/gfc-internals/symbol-versioning.rst: New file.
+	* doc/gfc-internals/the-libgfortran-runtime-library.rst: New file.
+	* doc/gfc-internals/type-bound-operators.rst: New file.
+	* doc/gfc-internals/type-bound-procedures.rst: New file.
+	* doc/gfortran/about-gnu-fortran.rst: New file.
+	* doc/gfortran/coarray-programming.rst: New file.
+	* doc/gfortran/compiler-characteristics.rst: New file.
+	* doc/gfortran/compiler-characteristics/asynchronous-i-o.rst: New file.
+	* doc/gfortran/compiler-characteristics/data-consistency-and-durability.rst: New file.
+	* doc/gfortran/compiler-characteristics/evaluation-of-logical-expressions.rst: New file.
+	* doc/gfortran/compiler-characteristics/file-format-of-unformatted-sequential-files.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/file-operations-on-symbolic-links.rst: New file.
+	* doc/gfortran/compiler-characteristics/files-opened-without-an-explicit-action=-specifier.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/internal-representation-of-logical-variables.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/kind-type-parameters.rst: New file.
+	* doc/gfortran/compiler-characteristics/max-and-min-intrinsics-with-real-nan-arguments.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/thread-safety-of-the-runtime-library.rst: New file.
+	* doc/gfortran/conf.py: New file.
+	* doc/gfortran/contributing.rst: New file.
+	* doc/gfortran/contributors-to-gnu-fortran.rst: New file.
+	* doc/gfortran/copyright.rst: New file.
+	* doc/gfortran/extensions-implemented-in-gnu-fortran.rst: New file.
+	* doc/gfortran/extensions-not-implemented-in-gnu-fortran.rst: New file.
+	* doc/gfortran/extensions.rst: New file.
+	* doc/gfortran/function-abi-documentation.rst: New file.
+	* doc/gfortran/funding.rst: New file.
+	* doc/gfortran/general-public-license-3.rst: New file.
+	* doc/gfortran/gnu-fortran-and-gcc.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/description.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/enable-and-customize-preprocessing.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/environment-variables-affecting-gfortran.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/influencing-runtime-behavior.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/influencing-the-linking-step.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/option-summary.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/options-controlling-fortran-dialect.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-code-generation-conventions.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-debugging-your-program-or-gnu-fortran.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-directory-search.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-interoperability-with-other-languages.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-to-request-or-suppress-errors-and-warnings.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-compiler-directives.rst: New file.
+	* doc/gfortran/gnu-free-documentation-license.rst: New file.
+	* doc/gfortran/index.rst: New file.
+	* doc/gfortran/indices-and-tables.rst: New file.
+	* doc/gfortran/interoperability-with-c.rst: New file.
+	* doc/gfortran/intrinsic-modules.rst: New file.
+	* doc/gfortran/intrinsic-modules/ieee-modules-ieeeexceptions-ieeearithmetic-and-ieeefeatures.rst:
+	New file.
+	* doc/gfortran/intrinsic-modules/isocbinding.rst: New file.
+	* doc/gfortran/intrinsic-modules/isofortranenv.rst: New file.
+	* doc/gfortran/intrinsic-modules/openacc-module-openacc.rst: New file.
+	* doc/gfortran/intrinsic-modules/openmp-modules-omplib-and-omplibkinds.rst: New file.
+	* doc/gfortran/intrinsic-procedures.rst: New file.
+	* doc/gfortran/intrinsic-procedures/abort.rst: New file.
+	* doc/gfortran/intrinsic-procedures/abs.rst: New file.
+	* doc/gfortran/intrinsic-procedures/access.rst: New file.
+	* doc/gfortran/intrinsic-procedures/achar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/acos.rst: New file.
+	* doc/gfortran/intrinsic-procedures/acosd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/acosh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/adjustl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/adjustr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/aimag.rst: New file.
+	* doc/gfortran/intrinsic-procedures/aint.rst: New file.
+	* doc/gfortran/intrinsic-procedures/alarm.rst: New file.
+	* doc/gfortran/intrinsic-procedures/all.rst: New file.
+	* doc/gfortran/intrinsic-procedures/allocated.rst: New file.
+	* doc/gfortran/intrinsic-procedures/and.rst: New file.
+	* doc/gfortran/intrinsic-procedures/anint.rst: New file.
+	* doc/gfortran/intrinsic-procedures/any.rst: New file.
+	* doc/gfortran/intrinsic-procedures/asin.rst: New file.
+	* doc/gfortran/intrinsic-procedures/asind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/asinh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/associated.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atan2.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atan2d.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atanh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicadd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomiccas.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicdefine.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchadd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchxor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicref.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicxor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/backtrace.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besselj0.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besselj1.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besseljn.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bessely0.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bessely1.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besselyn.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bgt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bitsize.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ble.rst: New file.
+	* doc/gfortran/intrinsic-procedures/blt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/btest.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cassociated.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ceiling.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cfpointer.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cfprocpointer.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cfunloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/char.rst: New file.
+	* doc/gfortran/intrinsic-procedures/chdir.rst: New file.
+	* doc/gfortran/intrinsic-procedures/chmod.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cmplx.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cobroadcast.rst: New file.
+	* doc/gfortran/intrinsic-procedures/comax.rst: New file.
+	* doc/gfortran/intrinsic-procedures/comin.rst: New file.
+	* doc/gfortran/intrinsic-procedures/commandargumentcount.rst: New file.
+	* doc/gfortran/intrinsic-procedures/compileroptions.rst: New file.
+	* doc/gfortran/intrinsic-procedures/compilerversion.rst: New file.
+	* doc/gfortran/intrinsic-procedures/complex.rst: New file.
+	* doc/gfortran/intrinsic-procedures/conjg.rst: New file.
+	* doc/gfortran/intrinsic-procedures/coreduce.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cos.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cosd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cosh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cosum.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cotan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cotand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/count.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cputime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/csizeof.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ctime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dateandtime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dble.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dcmplx.rst: New file.
+	* doc/gfortran/intrinsic-procedures/digits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dim.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dotproduct.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dprod.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dreal.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dshiftl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dshiftr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dtime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/eoshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/epsilon.rst: New file.
+	* doc/gfortran/intrinsic-procedures/erf.rst: New file.
+	* doc/gfortran/intrinsic-procedures/erfc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/erfcscaled.rst: New file.
+	* doc/gfortran/intrinsic-procedures/etime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/eventquery.rst: New file.
+	* doc/gfortran/intrinsic-procedures/executecommandline.rst: New file.
+	* doc/gfortran/intrinsic-procedures/exit.rst: New file.
+	* doc/gfortran/intrinsic-procedures/exp.rst: New file.
+	* doc/gfortran/intrinsic-procedures/exponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/extendstypeof.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fdate.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fget.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fgetc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/findloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/floor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/flush.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fnum.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fput.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fputc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fraction.rst: New file.
+	* doc/gfortran/intrinsic-procedures/free.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fseek.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fstat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ftell.rst: New file.
+	* doc/gfortran/intrinsic-procedures/gamma.rst: New file.
+	* doc/gfortran/intrinsic-procedures/gerror.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getarg.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getcommand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getcommandargument.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getcwd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getenv.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getenvironmentvariable.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getgid.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getlog.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getpid.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getuid.rst: New file.
+	* doc/gfortran/intrinsic-procedures/gmtime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/hostnm.rst: New file.
+	* doc/gfortran/intrinsic-procedures/huge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/hypot.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iachar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iall.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iany.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iargc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ibclr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ibits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ibset.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ichar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/idate.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ieor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ierrno.rst: New file.
+	* doc/gfortran/intrinsic-procedures/imageindex.rst: New file.
+	* doc/gfortran/intrinsic-procedures/index.rst: New file.
+	* doc/gfortran/intrinsic-procedures/int.rst: New file.
+	* doc/gfortran/intrinsic-procedures/int2.rst: New file.
+	* doc/gfortran/intrinsic-procedures/int8.rst: New file.
+	* doc/gfortran/intrinsic-procedures/introduction-to-intrinsic-procedures.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ior.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iparity.rst: New file.
+	* doc/gfortran/intrinsic-procedures/irand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isatty.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iscontiguous.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ishft.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ishftc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isiostatend.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isiostateor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isnan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/itime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/kill.rst: New file.
+	* doc/gfortran/intrinsic-procedures/kind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lbound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lcobound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/leadz.rst: New file.
+	* doc/gfortran/intrinsic-procedures/len.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lentrim.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lgt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/link.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lle.rst: New file.
+	* doc/gfortran/intrinsic-procedures/llt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lnblnk.rst: New file.
+	* doc/gfortran/intrinsic-procedures/loc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/log.rst: New file.
+	* doc/gfortran/intrinsic-procedures/log10.rst: New file.
+	* doc/gfortran/intrinsic-procedures/loggamma.rst: New file.
+	* doc/gfortran/intrinsic-procedures/logical.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lstat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ltime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/malloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maskl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maskr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/matmul.rst: New file.
+	* doc/gfortran/intrinsic-procedures/max.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maxexponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maxloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maxval.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mclock.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mclock8.rst: New file.
+	* doc/gfortran/intrinsic-procedures/merge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mergebits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/min.rst: New file.
+	* doc/gfortran/intrinsic-procedures/minexponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/minloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/minval.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mod.rst: New file.
+	* doc/gfortran/intrinsic-procedures/modulo.rst: New file.
+	* doc/gfortran/intrinsic-procedures/movealloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mvbits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/nearest.rst: New file.
+	* doc/gfortran/intrinsic-procedures/newline.rst: New file.
+	* doc/gfortran/intrinsic-procedures/nint.rst: New file.
+	* doc/gfortran/intrinsic-procedures/norm2.rst: New file.
+	* doc/gfortran/intrinsic-procedures/not.rst: New file.
+	* doc/gfortran/intrinsic-procedures/null.rst: New file.
+	* doc/gfortran/intrinsic-procedures/numimages.rst: New file.
+	* doc/gfortran/intrinsic-procedures/or.rst: New file.
+	* doc/gfortran/intrinsic-procedures/pack.rst: New file.
+	* doc/gfortran/intrinsic-procedures/parity.rst: New file.
+	* doc/gfortran/intrinsic-procedures/perror.rst: New file.
+	* doc/gfortran/intrinsic-procedures/popcnt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/poppar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/precision.rst: New file.
+	* doc/gfortran/intrinsic-procedures/present.rst: New file.
+	* doc/gfortran/intrinsic-procedures/product.rst: New file.
+	* doc/gfortran/intrinsic-procedures/radix.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ran.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/randominit.rst: New file.
+	* doc/gfortran/intrinsic-procedures/randomnumber.rst: New file.
+	* doc/gfortran/intrinsic-procedures/randomseed.rst: New file.
+	* doc/gfortran/intrinsic-procedures/range.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rank.rst: New file.
+	* doc/gfortran/intrinsic-procedures/real.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rename.rst: New file.
+	* doc/gfortran/intrinsic-procedures/repeat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/reshape.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rrspacing.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sametypeas.rst: New file.
+	* doc/gfortran/intrinsic-procedures/scale.rst: New file.
+	* doc/gfortran/intrinsic-procedures/scan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/secnds.rst: New file.
+	* doc/gfortran/intrinsic-procedures/second.rst: New file.
+	* doc/gfortran/intrinsic-procedures/selectedcharkind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/selectedintkind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/selectedrealkind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/setexponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shape.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shifta.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shiftl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shiftr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sign.rst: New file.
+	* doc/gfortran/intrinsic-procedures/signal.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sin.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sinh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/size.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sizeof.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sleep.rst: New file.
+	* doc/gfortran/intrinsic-procedures/spacing.rst: New file.
+	* doc/gfortran/intrinsic-procedures/spread.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sqrt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/srand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/stat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/storagesize.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sum.rst: New file.
+	* doc/gfortran/intrinsic-procedures/symlnk.rst: New file.
+	* doc/gfortran/intrinsic-procedures/system.rst: New file.
+	* doc/gfortran/intrinsic-procedures/systemclock.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tanh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/thisimage.rst: New file.
+	* doc/gfortran/intrinsic-procedures/time.rst: New file.
+	* doc/gfortran/intrinsic-procedures/time8.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tiny.rst: New file.
+	* doc/gfortran/intrinsic-procedures/trailz.rst: New file.
+	* doc/gfortran/intrinsic-procedures/transfer.rst: New file.
+	* doc/gfortran/intrinsic-procedures/transpose.rst: New file.
+	* doc/gfortran/intrinsic-procedures/trim.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ttynam.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ubound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ucobound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/umask.rst: New file.
+	* doc/gfortran/intrinsic-procedures/unlink.rst: New file.
+	* doc/gfortran/intrinsic-procedures/unpack.rst: New file.
+	* doc/gfortran/intrinsic-procedures/verify.rst: New file.
+	* doc/gfortran/intrinsic-procedures/xor.rst: New file.
+	* doc/gfortran/introduction.rst: New file.
+	* doc/gfortran/mixed-language-programming.rst: New file.
+	* doc/gfortran/naming-and-argument-passing-conventions.rst: New file.
+	* doc/gfortran/non-fortran-main-program.rst: New file.
+	* doc/gfortran/projects.rst: New file.
+	* doc/gfortran/runtime.rst: New file.
+	* doc/gfortran/runtime/gfortranconvertunit.rst: New file.
+	* doc/gfortran/runtime/gfortranerrorbacktrace.rst: New file.
+	* doc/gfortran/runtime/gfortranformattedbuffersize.rst: New file.
+	* doc/gfortran/runtime/gfortranlistseparator.rst: New file.
+	* doc/gfortran/runtime/gfortranoptionalplus.rst: New file.
+	* doc/gfortran/runtime/gfortranshowlocus.rst: New file.
+	* doc/gfortran/runtime/gfortranstderrunit.rst: New file.
+	* doc/gfortran/runtime/gfortranstdinunit.rst: New file.
+	* doc/gfortran/runtime/gfortranstdoutunit.rst: New file.
+	* doc/gfortran/runtime/gfortranunbufferedall.rst: New file.
+	* doc/gfortran/runtime/gfortranunbufferedpreconnected.rst: New file.
+	* doc/gfortran/runtime/gfortranunformattedbuffersize.rst: New file.
+	* doc/gfortran/runtime/tmpdir.rst: New file.
+	* doc/gfortran/standards.rst: New file.
+	* doc/gfortran/type-and-enum-abi-documentation.rst: New file.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* Make-lang.in: Support Sphinx based documentation.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* gfc-internals.texi: Removed.
+	* gfortran.texi: Removed.
+	* intrinsic.texi: Removed.
+	* invoke.texi: Removed.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* Make-lang.in: Support --with-sphinx-build.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* Make-lang.in:
+	Support installation if sphinx-build is missing.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfortran/intrinsic-procedures/aint.rst: Simplify function
+	declaration.
+	* doc/gfortran/intrinsic-procedures/int.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/anint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/char.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/real.rst: Likewise.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfc-internals/code-that-interacts-with-the-user.rst:
+	Add trailing newline.
+	* doc/gfc-internals/command-line-options.rst:
+	Add trailing newline.
+	* doc/gfc-internals/copyright.rst:
+	Add trailing newline.
+	* doc/gfc-internals/error-handling.rst:
+	Add trailing newline.
+	* doc/gfc-internals/frontend-data-structures.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/accessing-declarations.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/basic-data-structures.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/converting-expressions-to-tree.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/translating-statements.rst:
+	Add trailing newline.
+	* doc/gfc-internals/gfccode.rst:
+	Add trailing newline.
+	* doc/gfc-internals/gfcexpr.rst:
+	Add trailing newline.
+	* doc/gfc-internals/gnu-free-documentation-license.rst:
+	Add trailing newline.
+	* doc/gfc-internals/index.rst:
+	Add trailing newline.
+	* doc/gfc-internals/indices-and-tables.rst:
+	Add trailing newline.
+	* doc/gfc-internals/internals-of-fortran-2003-oop-features.rst:
+	Add trailing newline.
+	* doc/gfc-internals/introduction.rst:
+	Add trailing newline.
+	* doc/gfc-internals/symbol-versioning.rst:
+	Add trailing newline.
+	* doc/gfc-internals/the-libgfortran-runtime-library.rst:
+	Add trailing newline.
+	* doc/gfc-internals/type-bound-operators.rst:
+	Add trailing newline.
+	* doc/gfc-internals/type-bound-procedures.rst:
+	Add trailing newline.
+	* doc/gfortran/about-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/coarray-programming.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/asynchronous-i-o.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/data-consistency-and-durability.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/evaluation-of-logical-expressions.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/file-format-of-unformatted-sequential-files.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/file-operations-on-symbolic-links.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/files-opened-without-an-explicit-action=-specifier.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/internal-representation-of-logical-variables.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/kind-type-parameters.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/max-and-min-intrinsics-with-real-nan-arguments.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/thread-safety-of-the-runtime-library.rst:
+	Add trailing newline.
+	* doc/gfortran/contributing.rst:
+	Add trailing newline.
+	* doc/gfortran/contributors-to-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/copyright.rst:
+	Add trailing newline.
+	* doc/gfortran/extensions-implemented-in-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/extensions-not-implemented-in-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/extensions.rst:
+	Add trailing newline.
+	* doc/gfortran/function-abi-documentation.rst:
+	Add trailing newline.
+	* doc/gfortran/funding.rst:
+	Add trailing newline.
+	* doc/gfortran/general-public-license-3.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-and-gcc.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/description.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/enable-and-customize-preprocessing.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/environment-variables-affecting-gfortran.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/influencing-runtime-behavior.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/influencing-the-linking-step.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/option-summary.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-controlling-fortran-dialect.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-code-generation-conventions.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-debugging-your-program-or-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-directory-search.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-interoperability-with-other-languages.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-to-request-or-suppress-errors-and-warnings.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-compiler-directives.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-free-documentation-license.rst:
+	Add trailing newline.
+	* doc/gfortran/index.rst:
+	Add trailing newline.
+	* doc/gfortran/indices-and-tables.rst:
+	Add trailing newline.
+	* doc/gfortran/interoperability-with-c.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/ieee-modules-ieeeexceptions-ieeearithmetic-and-ieeefeatures.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/isocbinding.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/isofortranenv.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/openacc-module-openacc.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/openmp-modules-omplib-and-omplibkinds.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/abort.rst:
+	Add trailing newline.
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+	* doc/gfortran/intrinsic-procedures/storagesize.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/sum.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/symlnk.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/system.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/systemclock.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tan.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tand.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tanh.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/thisimage.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/time.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/time8.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tiny.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/trailz.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/transfer.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/transpose.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/trim.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/ttynam.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/ubound.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/ucobound.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/umask.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/unlink.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/unpack.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/verify.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/xor.rst:
+	Add trailing newline.
+	* doc/gfortran/introduction.rst:
+	Add trailing newline.
+	* doc/gfortran/mixed-language-programming.rst:
+	Add trailing newline.
+	* doc/gfortran/naming-and-argument-passing-conventions.rst:
+	Add trailing newline.
+	* doc/gfortran/non-fortran-main-program.rst:
+	Add trailing newline.
+	* doc/gfortran/projects.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranconvertunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranerrorbacktrace.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranformattedbuffersize.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranlistseparator.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranoptionalplus.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranshowlocus.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranstderrunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranstdinunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranstdoutunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranunbufferedall.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranunbufferedpreconnected.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranunformattedbuffersize.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/tmpdir.rst:
+	Add trailing newline.
+	* doc/gfortran/standards.rst:
+	Add trailing newline.
+	* doc/gfortran/type-and-enum-abi-documentation.rst:
+	Add trailing newline.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfc-internals/conf.py: Add newline at last line.
+	* doc/gfortran/conf.py: Add newline at last line.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	Revert:
+	2022-11-10  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfortran/intrinsic-procedures/abs.rst: Move label directly before title.
+	* doc/gfortran/intrinsic-procedures/acos.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/acosd.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/acosh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/aimag.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/aint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/anint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/asin.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/asind.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/asinh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atan.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atan2.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atan2d.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atanh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besselj0.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besselj1.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besseljn.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/bessely0.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/bessely1.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besselyn.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/btest.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/char.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/conjg.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cos.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cosd.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cosh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cotan.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cotand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/dim.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/dprod.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/erf.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/erfc.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/exp.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/gamma.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/iand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ibclr.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ibits.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ibset.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ichar.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ieor.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/index.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/int.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ior.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ishft.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ishftc.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/len.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/lge.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/lgt.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/lle.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/llt.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/log.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/log10.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/loggamma.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/max.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/min.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/mod.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/mvbits.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/nint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/not.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/real.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sign.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sin.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sind.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sinh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sqrt.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/tan.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/tand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/tanh.rst: Likewise.
+
+2022-11-14  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfortran/naming-and-argument-passing-conventions.rst:
+	Revert.
+
+2022-11-13  José Rui Faustino de Sousa  <jrfsousa@gmail.com>
+
+	PR fortran/94104
+	* interface.cc (gfc_compare_actual_formal): Improve error message
+	dependent on Fortran standard level.
+
+2021-11-06  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>
+
+	* gfortran.h (gfc_check_include): Remove declaration.
+
+2022-11-12  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107444
+	* trans-decl.cc (create_function_arglist): Extend presence status
+	to all intrinsic types, and change prefix of internal symbol to '.'.
+	* trans-expr.cc (gfc_conv_expr_present): Align to changes in
+	create_function_arglist.
+	(gfc_conv_procedure_call): Fix generation of procedure arguments for
+	the case of character dummy arguments with optional+value attribute.
+	* trans-types.cc (gfc_get_function_type): Synchronize with changes
+	to create_function_arglist.
+	* doc/gfortran/naming-and-argument-passing-conventions.rst: Clarify
+	the gfortran argument passing conventions with regard to OPTIONAL
+	dummy arguments of intrinsic type.
+
+2022-11-10  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfortran/intrinsic-procedures/abs.rst: Move label directly before title.
+	* doc/gfortran/intrinsic-procedures/acos.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/acosd.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/acosh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/aimag.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/aint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/anint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/asin.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/asind.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/asinh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atan.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atan2.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atan2d.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/atanh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besselj0.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besselj1.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besseljn.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/bessely0.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/bessely1.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/besselyn.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/btest.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/char.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/conjg.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cos.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cosd.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cosh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cotan.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/cotand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/dim.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/dprod.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/erf.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/erfc.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/exp.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/gamma.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/iand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ibclr.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ibits.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ibset.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ichar.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ieor.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/index.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/int.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ior.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ishft.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/ishftc.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/len.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/lge.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/lgt.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/lle.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/llt.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/log.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/log10.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/loggamma.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/max.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/min.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/mod.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/mvbits.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/nint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/not.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/real.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sign.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sin.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sind.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sinh.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/sqrt.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/tan.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/tand.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/tanh.rst: Likewise.
+
+2022-11-10  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfc-internals/conf.py: Add newline at last line.
+	* doc/gfortran/conf.py: Add newline at last line.
+
+2022-11-09  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107559
+	* resolve.cc (resolve_equivalence): Avoid NULL pointer dereference
+	while emitting diagnostics for bad EQUIVALENCEs.
+
+2022-11-09  Harald Anlauf  <anlauf@gmx.de>
+
+	PR fortran/107441
+	* trans-decl.cc (create_function_arglist): Adjust the ordering of
+	automatically generated hidden procedure arguments to match the
+	documented ABI for gfortran.
+	* trans-types.cc (gfc_get_function_type): Separate hidden parameters
+	so that the presence flag for optional+value arguments come before
+	string length, coarray token and offset, as required.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfc-internals/code-that-interacts-with-the-user.rst:
+	Add trailing newline.
+	* doc/gfc-internals/command-line-options.rst:
+	Add trailing newline.
+	* doc/gfc-internals/copyright.rst:
+	Add trailing newline.
+	* doc/gfc-internals/error-handling.rst:
+	Add trailing newline.
+	* doc/gfc-internals/frontend-data-structures.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/accessing-declarations.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/basic-data-structures.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/converting-expressions-to-tree.rst:
+	Add trailing newline.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/translating-statements.rst:
+	Add trailing newline.
+	* doc/gfc-internals/gfccode.rst:
+	Add trailing newline.
+	* doc/gfc-internals/gfcexpr.rst:
+	Add trailing newline.
+	* doc/gfc-internals/gnu-free-documentation-license.rst:
+	Add trailing newline.
+	* doc/gfc-internals/index.rst:
+	Add trailing newline.
+	* doc/gfc-internals/indices-and-tables.rst:
+	Add trailing newline.
+	* doc/gfc-internals/internals-of-fortran-2003-oop-features.rst:
+	Add trailing newline.
+	* doc/gfc-internals/introduction.rst:
+	Add trailing newline.
+	* doc/gfc-internals/symbol-versioning.rst:
+	Add trailing newline.
+	* doc/gfc-internals/the-libgfortran-runtime-library.rst:
+	Add trailing newline.
+	* doc/gfc-internals/type-bound-operators.rst:
+	Add trailing newline.
+	* doc/gfc-internals/type-bound-procedures.rst:
+	Add trailing newline.
+	* doc/gfortran/about-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/coarray-programming.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/asynchronous-i-o.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/data-consistency-and-durability.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/evaluation-of-logical-expressions.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/file-format-of-unformatted-sequential-files.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/file-operations-on-symbolic-links.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/files-opened-without-an-explicit-action=-specifier.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/internal-representation-of-logical-variables.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/kind-type-parameters.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/max-and-min-intrinsics-with-real-nan-arguments.rst:
+	Add trailing newline.
+	* doc/gfortran/compiler-characteristics/thread-safety-of-the-runtime-library.rst:
+	Add trailing newline.
+	* doc/gfortran/contributing.rst:
+	Add trailing newline.
+	* doc/gfortran/contributors-to-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/copyright.rst:
+	Add trailing newline.
+	* doc/gfortran/extensions-implemented-in-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/extensions-not-implemented-in-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/extensions.rst:
+	Add trailing newline.
+	* doc/gfortran/function-abi-documentation.rst:
+	Add trailing newline.
+	* doc/gfortran/funding.rst:
+	Add trailing newline.
+	* doc/gfortran/general-public-license-3.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-and-gcc.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/description.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/enable-and-customize-preprocessing.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/environment-variables-affecting-gfortran.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/influencing-runtime-behavior.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/influencing-the-linking-step.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/option-summary.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-controlling-fortran-dialect.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-code-generation-conventions.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-debugging-your-program-or-gnu-fortran.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-directory-search.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-for-interoperability-with-other-languages.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-command-options/options-to-request-or-suppress-errors-and-warnings.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-fortran-compiler-directives.rst:
+	Add trailing newline.
+	* doc/gfortran/gnu-free-documentation-license.rst:
+	Add trailing newline.
+	* doc/gfortran/index.rst:
+	Add trailing newline.
+	* doc/gfortran/indices-and-tables.rst:
+	Add trailing newline.
+	* doc/gfortran/interoperability-with-c.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/ieee-modules-ieeeexceptions-ieeearithmetic-and-ieeefeatures.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/isocbinding.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/isofortranenv.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/openacc-module-openacc.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-modules/openmp-modules-omplib-and-omplibkinds.rst:
+	Add trailing newline.
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+	* doc/gfortran/intrinsic-procedures/srand.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/stat.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/storagesize.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/sum.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/symlnk.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/system.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/systemclock.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tan.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tand.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tanh.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/thisimage.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/time.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/time8.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/tiny.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/trailz.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/transfer.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/transpose.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/trim.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/ttynam.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/ubound.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/ucobound.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/umask.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/unlink.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/unpack.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/verify.rst:
+	Add trailing newline.
+	* doc/gfortran/intrinsic-procedures/xor.rst:
+	Add trailing newline.
+	* doc/gfortran/introduction.rst:
+	Add trailing newline.
+	* doc/gfortran/mixed-language-programming.rst:
+	Add trailing newline.
+	* doc/gfortran/naming-and-argument-passing-conventions.rst:
+	Add trailing newline.
+	* doc/gfortran/non-fortran-main-program.rst:
+	Add trailing newline.
+	* doc/gfortran/projects.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranconvertunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranerrorbacktrace.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranformattedbuffersize.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranlistseparator.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranoptionalplus.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranshowlocus.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranstderrunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranstdinunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranstdoutunit.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranunbufferedall.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranunbufferedpreconnected.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/gfortranunformattedbuffersize.rst:
+	Add trailing newline.
+	* doc/gfortran/runtime/tmpdir.rst:
+	Add trailing newline.
+	* doc/gfortran/standards.rst:
+	Add trailing newline.
+	* doc/gfortran/type-and-enum-abi-documentation.rst:
+	Add trailing newline.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfortran/intrinsic-procedures/aint.rst: Simplify function
+	declaration.
+	* doc/gfortran/intrinsic-procedures/int.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/anint.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/char.rst: Likewise.
+	* doc/gfortran/intrinsic-procedures/real.rst: Likewise.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* Make-lang.in:
+	Support installation if sphinx-build is missing.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* Make-lang.in: Support --with-sphinx-build.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* gfc-internals.texi: Removed.
+	* gfortran.texi: Removed.
+	* intrinsic.texi: Removed.
+	* invoke.texi: Removed.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* Make-lang.in: Support Sphinx based documentation.
+
+2022-11-09  Martin Liska  <mliska@suse.cz>
+
+	* doc/gfc-internals/code-that-interacts-with-the-user.rst: New file.
+	* doc/gfc-internals/command-line-options.rst: New file.
+	* doc/gfc-internals/conf.py: New file.
+	* doc/gfc-internals/copyright.rst: New file.
+	* doc/gfc-internals/error-handling.rst: New file.
+	* doc/gfc-internals/frontend-data-structures.rst: New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages.rst: New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/accessing-declarations.rst:
+	New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/basic-data-structures.rst:
+	New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/converting-expressions-to-tree.rst:
+	New file.
+	* doc/gfc-internals/generating-the-intermediate-language-for-later-stages/translating-statements.rst:
+	New file.
+	* doc/gfc-internals/gfccode.rst: New file.
+	* doc/gfc-internals/gfcexpr.rst: New file.
+	* doc/gfc-internals/gnu-free-documentation-license.rst: New file.
+	* doc/gfc-internals/index.rst: New file.
+	* doc/gfc-internals/indices-and-tables.rst: New file.
+	* doc/gfc-internals/internals-of-fortran-2003-oop-features.rst: New file.
+	* doc/gfc-internals/introduction.rst: New file.
+	* doc/gfc-internals/symbol-versioning.rst: New file.
+	* doc/gfc-internals/the-libgfortran-runtime-library.rst: New file.
+	* doc/gfc-internals/type-bound-operators.rst: New file.
+	* doc/gfc-internals/type-bound-procedures.rst: New file.
+	* doc/gfortran/about-gnu-fortran.rst: New file.
+	* doc/gfortran/coarray-programming.rst: New file.
+	* doc/gfortran/compiler-characteristics.rst: New file.
+	* doc/gfortran/compiler-characteristics/asynchronous-i-o.rst: New file.
+	* doc/gfortran/compiler-characteristics/data-consistency-and-durability.rst: New file.
+	* doc/gfortran/compiler-characteristics/evaluation-of-logical-expressions.rst: New file.
+	* doc/gfortran/compiler-characteristics/file-format-of-unformatted-sequential-files.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/file-operations-on-symbolic-links.rst: New file.
+	* doc/gfortran/compiler-characteristics/files-opened-without-an-explicit-action=-specifier.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/internal-representation-of-logical-variables.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/kind-type-parameters.rst: New file.
+	* doc/gfortran/compiler-characteristics/max-and-min-intrinsics-with-real-nan-arguments.rst:
+	New file.
+	* doc/gfortran/compiler-characteristics/thread-safety-of-the-runtime-library.rst: New file.
+	* doc/gfortran/conf.py: New file.
+	* doc/gfortran/contributing.rst: New file.
+	* doc/gfortran/contributors-to-gnu-fortran.rst: New file.
+	* doc/gfortran/copyright.rst: New file.
+	* doc/gfortran/extensions-implemented-in-gnu-fortran.rst: New file.
+	* doc/gfortran/extensions-not-implemented-in-gnu-fortran.rst: New file.
+	* doc/gfortran/extensions.rst: New file.
+	* doc/gfortran/function-abi-documentation.rst: New file.
+	* doc/gfortran/funding.rst: New file.
+	* doc/gfortran/general-public-license-3.rst: New file.
+	* doc/gfortran/gnu-fortran-and-gcc.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/description.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/enable-and-customize-preprocessing.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/environment-variables-affecting-gfortran.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/influencing-runtime-behavior.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/influencing-the-linking-step.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/option-summary.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/options-controlling-fortran-dialect.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-code-generation-conventions.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-debugging-your-program-or-gnu-fortran.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-directory-search.rst: New file.
+	* doc/gfortran/gnu-fortran-command-options/options-for-interoperability-with-other-languages.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-command-options/options-to-request-or-suppress-errors-and-warnings.rst:
+	New file.
+	* doc/gfortran/gnu-fortran-compiler-directives.rst: New file.
+	* doc/gfortran/gnu-free-documentation-license.rst: New file.
+	* doc/gfortran/index.rst: New file.
+	* doc/gfortran/indices-and-tables.rst: New file.
+	* doc/gfortran/interoperability-with-c.rst: New file.
+	* doc/gfortran/intrinsic-modules.rst: New file.
+	* doc/gfortran/intrinsic-modules/ieee-modules-ieeeexceptions-ieeearithmetic-and-ieeefeatures.rst:
+	New file.
+	* doc/gfortran/intrinsic-modules/isocbinding.rst: New file.
+	* doc/gfortran/intrinsic-modules/isofortranenv.rst: New file.
+	* doc/gfortran/intrinsic-modules/openacc-module-openacc.rst: New file.
+	* doc/gfortran/intrinsic-modules/openmp-modules-omplib-and-omplibkinds.rst: New file.
+	* doc/gfortran/intrinsic-procedures.rst: New file.
+	* doc/gfortran/intrinsic-procedures/abort.rst: New file.
+	* doc/gfortran/intrinsic-procedures/abs.rst: New file.
+	* doc/gfortran/intrinsic-procedures/access.rst: New file.
+	* doc/gfortran/intrinsic-procedures/achar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/acos.rst: New file.
+	* doc/gfortran/intrinsic-procedures/acosd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/acosh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/adjustl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/adjustr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/aimag.rst: New file.
+	* doc/gfortran/intrinsic-procedures/aint.rst: New file.
+	* doc/gfortran/intrinsic-procedures/alarm.rst: New file.
+	* doc/gfortran/intrinsic-procedures/all.rst: New file.
+	* doc/gfortran/intrinsic-procedures/allocated.rst: New file.
+	* doc/gfortran/intrinsic-procedures/and.rst: New file.
+	* doc/gfortran/intrinsic-procedures/anint.rst: New file.
+	* doc/gfortran/intrinsic-procedures/any.rst: New file.
+	* doc/gfortran/intrinsic-procedures/asin.rst: New file.
+	* doc/gfortran/intrinsic-procedures/asind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/asinh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/associated.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atan2.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atan2d.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atanh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicadd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomiccas.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicdefine.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchadd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicfetchxor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicref.rst: New file.
+	* doc/gfortran/intrinsic-procedures/atomicxor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/backtrace.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besselj0.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besselj1.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besseljn.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bessely0.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bessely1.rst: New file.
+	* doc/gfortran/intrinsic-procedures/besselyn.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bgt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/bitsize.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ble.rst: New file.
+	* doc/gfortran/intrinsic-procedures/blt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/btest.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cassociated.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ceiling.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cfpointer.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cfprocpointer.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cfunloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/char.rst: New file.
+	* doc/gfortran/intrinsic-procedures/chdir.rst: New file.
+	* doc/gfortran/intrinsic-procedures/chmod.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cmplx.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cobroadcast.rst: New file.
+	* doc/gfortran/intrinsic-procedures/comax.rst: New file.
+	* doc/gfortran/intrinsic-procedures/comin.rst: New file.
+	* doc/gfortran/intrinsic-procedures/commandargumentcount.rst: New file.
+	* doc/gfortran/intrinsic-procedures/compileroptions.rst: New file.
+	* doc/gfortran/intrinsic-procedures/compilerversion.rst: New file.
+	* doc/gfortran/intrinsic-procedures/complex.rst: New file.
+	* doc/gfortran/intrinsic-procedures/conjg.rst: New file.
+	* doc/gfortran/intrinsic-procedures/coreduce.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cos.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cosd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cosh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cosum.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cotan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cotand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/count.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cputime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/cshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/csizeof.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ctime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dateandtime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dble.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dcmplx.rst: New file.
+	* doc/gfortran/intrinsic-procedures/digits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dim.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dotproduct.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dprod.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dreal.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dshiftl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dshiftr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/dtime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/eoshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/epsilon.rst: New file.
+	* doc/gfortran/intrinsic-procedures/erf.rst: New file.
+	* doc/gfortran/intrinsic-procedures/erfc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/erfcscaled.rst: New file.
+	* doc/gfortran/intrinsic-procedures/etime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/eventquery.rst: New file.
+	* doc/gfortran/intrinsic-procedures/executecommandline.rst: New file.
+	* doc/gfortran/intrinsic-procedures/exit.rst: New file.
+	* doc/gfortran/intrinsic-procedures/exp.rst: New file.
+	* doc/gfortran/intrinsic-procedures/exponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/extendstypeof.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fdate.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fget.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fgetc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/findloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/floor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/flush.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fnum.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fput.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fputc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fraction.rst: New file.
+	* doc/gfortran/intrinsic-procedures/free.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fseek.rst: New file.
+	* doc/gfortran/intrinsic-procedures/fstat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ftell.rst: New file.
+	* doc/gfortran/intrinsic-procedures/gamma.rst: New file.
+	* doc/gfortran/intrinsic-procedures/gerror.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getarg.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getcommand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getcommandargument.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getcwd.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getenv.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getenvironmentvariable.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getgid.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getlog.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getpid.rst: New file.
+	* doc/gfortran/intrinsic-procedures/getuid.rst: New file.
+	* doc/gfortran/intrinsic-procedures/gmtime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/hostnm.rst: New file.
+	* doc/gfortran/intrinsic-procedures/huge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/hypot.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iachar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iall.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iany.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iargc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ibclr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ibits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ibset.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ichar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/idate.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ieor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ierrno.rst: New file.
+	* doc/gfortran/intrinsic-procedures/imageindex.rst: New file.
+	* doc/gfortran/intrinsic-procedures/index.rst: New file.
+	* doc/gfortran/intrinsic-procedures/int.rst: New file.
+	* doc/gfortran/intrinsic-procedures/int2.rst: New file.
+	* doc/gfortran/intrinsic-procedures/int8.rst: New file.
+	* doc/gfortran/intrinsic-procedures/introduction-to-intrinsic-procedures.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ior.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iparity.rst: New file.
+	* doc/gfortran/intrinsic-procedures/irand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isatty.rst: New file.
+	* doc/gfortran/intrinsic-procedures/iscontiguous.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ishft.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ishftc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isiostatend.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isiostateor.rst: New file.
+	* doc/gfortran/intrinsic-procedures/isnan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/itime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/kill.rst: New file.
+	* doc/gfortran/intrinsic-procedures/kind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lbound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lcobound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/leadz.rst: New file.
+	* doc/gfortran/intrinsic-procedures/len.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lentrim.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lgt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/link.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lle.rst: New file.
+	* doc/gfortran/intrinsic-procedures/llt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lnblnk.rst: New file.
+	* doc/gfortran/intrinsic-procedures/loc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/log.rst: New file.
+	* doc/gfortran/intrinsic-procedures/log10.rst: New file.
+	* doc/gfortran/intrinsic-procedures/loggamma.rst: New file.
+	* doc/gfortran/intrinsic-procedures/logical.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/lstat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ltime.rst: New file.
+	* doc/gfortran/intrinsic-procedures/malloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maskl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maskr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/matmul.rst: New file.
+	* doc/gfortran/intrinsic-procedures/max.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maxexponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maxloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/maxval.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mclock.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mclock8.rst: New file.
+	* doc/gfortran/intrinsic-procedures/merge.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mergebits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/min.rst: New file.
+	* doc/gfortran/intrinsic-procedures/minexponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/minloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/minval.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mod.rst: New file.
+	* doc/gfortran/intrinsic-procedures/modulo.rst: New file.
+	* doc/gfortran/intrinsic-procedures/movealloc.rst: New file.
+	* doc/gfortran/intrinsic-procedures/mvbits.rst: New file.
+	* doc/gfortran/intrinsic-procedures/nearest.rst: New file.
+	* doc/gfortran/intrinsic-procedures/newline.rst: New file.
+	* doc/gfortran/intrinsic-procedures/nint.rst: New file.
+	* doc/gfortran/intrinsic-procedures/norm2.rst: New file.
+	* doc/gfortran/intrinsic-procedures/not.rst: New file.
+	* doc/gfortran/intrinsic-procedures/null.rst: New file.
+	* doc/gfortran/intrinsic-procedures/numimages.rst: New file.
+	* doc/gfortran/intrinsic-procedures/or.rst: New file.
+	* doc/gfortran/intrinsic-procedures/pack.rst: New file.
+	* doc/gfortran/intrinsic-procedures/parity.rst: New file.
+	* doc/gfortran/intrinsic-procedures/perror.rst: New file.
+	* doc/gfortran/intrinsic-procedures/popcnt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/poppar.rst: New file.
+	* doc/gfortran/intrinsic-procedures/precision.rst: New file.
+	* doc/gfortran/intrinsic-procedures/present.rst: New file.
+	* doc/gfortran/intrinsic-procedures/product.rst: New file.
+	* doc/gfortran/intrinsic-procedures/radix.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ran.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/randominit.rst: New file.
+	* doc/gfortran/intrinsic-procedures/randomnumber.rst: New file.
+	* doc/gfortran/intrinsic-procedures/randomseed.rst: New file.
+	* doc/gfortran/intrinsic-procedures/range.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rank.rst: New file.
+	* doc/gfortran/intrinsic-procedures/real.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rename.rst: New file.
+	* doc/gfortran/intrinsic-procedures/repeat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/reshape.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rrspacing.rst: New file.
+	* doc/gfortran/intrinsic-procedures/rshift.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sametypeas.rst: New file.
+	* doc/gfortran/intrinsic-procedures/scale.rst: New file.
+	* doc/gfortran/intrinsic-procedures/scan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/secnds.rst: New file.
+	* doc/gfortran/intrinsic-procedures/second.rst: New file.
+	* doc/gfortran/intrinsic-procedures/selectedcharkind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/selectedintkind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/selectedrealkind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/setexponent.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shape.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shifta.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shiftl.rst: New file.
+	* doc/gfortran/intrinsic-procedures/shiftr.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sign.rst: New file.
+	* doc/gfortran/intrinsic-procedures/signal.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sin.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sind.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sinh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/size.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sizeof.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sleep.rst: New file.
+	* doc/gfortran/intrinsic-procedures/spacing.rst: New file.
+	* doc/gfortran/intrinsic-procedures/spread.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sqrt.rst: New file.
+	* doc/gfortran/intrinsic-procedures/srand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/stat.rst: New file.
+	* doc/gfortran/intrinsic-procedures/storagesize.rst: New file.
+	* doc/gfortran/intrinsic-procedures/sum.rst: New file.
+	* doc/gfortran/intrinsic-procedures/symlnk.rst: New file.
+	* doc/gfortran/intrinsic-procedures/system.rst: New file.
+	* doc/gfortran/intrinsic-procedures/systemclock.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tan.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tand.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tanh.rst: New file.
+	* doc/gfortran/intrinsic-procedures/thisimage.rst: New file.
+	* doc/gfortran/intrinsic-procedures/time.rst: New file.
+	* doc/gfortran/intrinsic-procedures/time8.rst: New file.
+	* doc/gfortran/intrinsic-procedures/tiny.rst: New file.
+	* doc/gfortran/intrinsic-procedures/trailz.rst: New file.
+	* doc/gfortran/intrinsic-procedures/transfer.rst: New file.
+	* doc/gfortran/intrinsic-procedures/transpose.rst: New file.
+	* doc/gfortran/intrinsic-procedures/trim.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ttynam.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ubound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/ucobound.rst: New file.
+	* doc/gfortran/intrinsic-procedures/umask.rst: New file.
+	* doc/gfortran/intrinsic-procedures/unlink.rst: New file.
+	* doc/gfortran/intrinsic-procedures/unpack.rst: New file.
+	* doc/gfortran/intrinsic-procedures/verify.rst: New file.
+	* doc/gfortran/intrinsic-procedures/xor.rst: New file.
+	* doc/gfortran/introduction.rst: New file.
+	* doc/gfortran/mixed-language-programming.rst: New file.
+	* doc/gfortran/naming-and-argument-passing-conventions.rst: New file.
+	* doc/gfortran/non-fortran-main-program.rst: New file.
+	* doc/gfortran/projects.rst: New file.
+	* doc/gfortran/runtime.rst: New file.
+	* doc/gfortran/runtime/gfortranconvertunit.rst: New file.
+	* doc/gfortran/runtime/gfortranerrorbacktrace.rst: New file.
+	* doc/gfortran/runtime/gfortranformattedbuffersize.rst: New file.
+	* doc/gfortran/runtime/gfortranlistseparator.rst: New file.
+	* doc/gfortran/runtime/gfortranoptionalplus.rst: New file.
+	* doc/gfortran/runtime/gfortranshowlocus.rst: New file.
+	* doc/gfortran/runtime/gfortranstderrunit.rst: New file.
+	* doc/gfortran/runtime/gfortranstdinunit.rst: New file.
+	* doc/gfortran/runtime/gfortranstdoutunit.rst: New file.
+	* doc/gfortran/runtime/gfortranunbufferedall.rst: New file.
+	* doc/gfortran/runtime/gfortranunbufferedpreconnected.rst: New file.
+	* doc/gfortran/runtime/gfortranunformattedbuffersize.rst: New file.
+	* doc/gfortran/runtime/tmpdir.rst: New file.
+	* doc/gfortran/standards.rst: New file.
+	* doc/gfortran/type-and-enum-abi-documentation.rst: New file.
+
+2022-11-07  Tobias Burnus  <tobias@codesourcery.com>
+
+	PR fortran/107508
+	* trans-array.cc (gfc_alloc_allocatable_for_assignment): Fix
+	string-length check, plug memory leak, and avoid generation of
+	effectively no-op code.
+	* trans-expr.cc (alloc_scalar_allocatable_for_assignment): Extend
+	comment; minor cleanup.
+
+2022-11-03  Tobias Burnus  <tobias@codesourcery.com>
+
+	* openmp.cc (gfc_match_omp_clauses): Permit derived types for
+	the 'to' and 'from' clauses of 'target update'.
+	* trans-openmp.cc (gfc_trans_omp_clauses): Fixes for
+	derived-type changes; fix size for scalars.
+
 2022-10-28  Joseph Myers  <joseph@codesourcery.com>
 
 	* trans-types.cc (gfc_get_function_type): Do not use
@@ -150,7 +2896,7 @@
 	(gfc_match_omp_clauses): Call it; optionally use passed
 	omp_clauses argument.
 	(omp_verify_merge_absent_contains, gfc_match_omp_assume,
-	 gfc_match_omp_assumes, gfc_resolve_omp_assumptions): New.
+	gfc_match_omp_assumes, gfc_resolve_omp_assumptions): New.
 	(resolve_omp_clauses): Call the latter.
 	(gfc_resolve_omp_directive, omp_code_to_statement): Handle
 	EXEC_OMP_ASSUME.
diff --git a/gcc/fortran/arith.cc b/gcc/fortran/arith.cc
index fc9224eb..c0d12cf 100644
--- a/gcc/fortran/arith.cc
+++ b/gcc/fortran/arith.cc
@@ -845,6 +845,13 @@ arith_power (gfc_expr *op1, gfc_expr *op2, gfc_expr **resultp)
   if (!gfc_numeric_ts (&op1->ts) || !gfc_numeric_ts (&op2->ts))
     return ARITH_INVALID_TYPE;
 
+  /* The result type is derived from op1 and must be compatible with the
+     result of the simplification.  Otherwise postpone simplification until
+     after operand conversions usually done by gfc_type_convert_binary.  */
+  if ((op1->ts.type == BT_INTEGER && op2->ts.type != BT_INTEGER)
+      || (op1->ts.type == BT_REAL && op2->ts.type == BT_COMPLEX))
+    return ARITH_NOT_REDUCED;
+
   rc = ARITH_OK;
   result = gfc_get_constant_expr (op1->ts.type, op1->ts.kind, &op1->where);
 
@@ -1335,8 +1342,16 @@ reduce_unary (arith (*eval) (gfc_expr *, gfc_expr **), gfc_expr *op,
   else
     {
       gfc_constructor *c = gfc_constructor_first (head);
-      r = gfc_get_array_expr (c->expr->ts.type, c->expr->ts.kind,
-			      &op->where);
+      if (c == NULL)
+	{
+	  /* Handle zero-sized arrays.  */
+	  r = gfc_get_array_expr (op->ts.type, op->ts.kind, &op->where);
+	}
+      else
+	{
+	  r = gfc_get_array_expr (c->expr->ts.type, c->expr->ts.kind,
+				  &op->where);
+	}
       r->shape = gfc_copy_shape (op->shape, op->rank);
       r->rank = op->rank;
       r->value.constructor = head;
@@ -1494,8 +1509,16 @@ reduce_binary_aa (arith (*eval) (gfc_expr *, gfc_expr *, gfc_expr **),
   else
     {
       gfc_constructor *c = gfc_constructor_first (head);
-      r = gfc_get_array_expr (c->expr->ts.type, c->expr->ts.kind,
-			      &op1->where);
+      if (c == NULL)
+	{
+	  /* Handle zero-sized arrays.  */
+	  r = gfc_get_array_expr (op1->ts.type, op1->ts.kind, &op1->where);
+	}
+      else
+	{
+	  r = gfc_get_array_expr (c->expr->ts.type, c->expr->ts.kind,
+				  &op1->where);
+	}
       r->shape = gfc_copy_shape (op1->shape, op1->rank);
       r->rank = op1->rank;
       r->value.constructor = head;
diff --git a/gcc/fortran/array.cc b/gcc/fortran/array.cc
index bbdb5b3..10d9e0c 100644
--- a/gcc/fortran/array.cc
+++ b/gcc/fortran/array.cc
@@ -489,7 +489,20 @@ match_array_element_spec (gfc_array_spec *as)
     }
 
   if (gfc_match_char (':') == MATCH_YES)
-    return AS_DEFERRED;
+    {
+      locus old_loc = gfc_current_locus;
+      if (gfc_match_char ('*') == MATCH_YES)
+	{
+	  /* F2018:R821: "assumed-implied-spec  is  [ lower-bound : ] *".  */
+	  gfc_error ("A lower bound must precede colon in "
+		     "assumed-size array specification at %L", &old_loc);
+	  return AS_UNKNOWN;
+	}
+      else
+	{
+	  return AS_DEFERRED;
+	}
+    }
 
   m = gfc_match_expr (upper);
   if (m == MATCH_NO)
@@ -591,6 +604,8 @@ gfc_match_array_spec (gfc_array_spec **asp, bool match_dim, bool match_codim)
     {
       as->rank++;
       current_type = match_array_element_spec (as);
+      if (current_type == AS_UNKNOWN)
+	goto cleanup;
 
       /* Note that current_type == AS_ASSUMED_SIZE for both assumed-size
 	 and implied-shape specifications.  If the rank is at least 2, we can
@@ -600,8 +615,6 @@ gfc_match_array_spec (gfc_array_spec **asp, bool match_dim, bool match_codim)
 
       if (as->rank == 1)
 	{
-	  if (current_type == AS_UNKNOWN)
-	    goto cleanup;
 	  as->type = current_type;
 	}
       else
diff --git a/gcc/fortran/cpp.cc b/gcc/fortran/cpp.cc
index 364bd0d..0b5755e 100644
--- a/gcc/fortran/cpp.cc
+++ b/gcc/fortran/cpp.cc
@@ -605,7 +605,7 @@ gfc_cpp_init (void)
   if (gfc_option.flag_preprocessed)
     return;
 
-  cpp_change_file (cpp_in, LC_RENAME, _("<built-in>"));
+  cpp_change_file (cpp_in, LC_RENAME, special_fname_builtin ());
   if (!gfc_cpp_option.no_predefined)
     {
       /* Make sure all of the builtins about to be declared have
diff --git a/gcc/fortran/dump-parse-tree.cc b/gcc/fortran/dump-parse-tree.cc
index 2f042ab..5ae72dc 100644
--- a/gcc/fortran/dump-parse-tree.cc
+++ b/gcc/fortran/dump-parse-tree.cc
@@ -1357,6 +1357,29 @@ show_omp_namelist (int list_type, gfc_omp_namelist *n)
 	    }
 	  ns_iter = n->u2.ns;
 	}
+      if (list_type == OMP_LIST_ALLOCATE)
+	{
+	  if (n->expr)
+	    {
+	      fputs ("allocator(", dumpfile);
+	      show_expr (n->expr);
+	      fputc (')', dumpfile);
+	    }
+	  if (n->expr && n->u.align)
+	    fputc (',', dumpfile);
+	  if (n->u.align)
+	    {
+	      fputs ("allocator(", dumpfile);
+	      show_expr (n->u.align);
+	      fputc (')', dumpfile);
+	    }
+	  if (n->expr || n->u.align)
+	    fputc (':', dumpfile);
+	  fputs (n->sym->name, dumpfile);
+	  if (n->next)
+	    fputs (") ALLOCATE(", dumpfile);
+	  continue;
+	}
       if (list_type == OMP_LIST_REDUCTION)
 	switch (n->u.reduction_op)
 	  {
diff --git a/gcc/fortran/error.cc b/gcc/fortran/error.cc
index c9d6edb..214fb78 100644
--- a/gcc/fortran/error.cc
+++ b/gcc/fortran/error.cc
@@ -1147,7 +1147,7 @@ gfc_diagnostic_build_locus_prefix (diagnostic_context *context,
   const char *locus_ce = colorize_stop (pp_show_color (pp));
   return (s.file == NULL
 	  ? build_message_string ("%s%s:%s", locus_cs, progname, locus_ce )
-	  : !strcmp (s.file, N_("<built-in>"))
+	  : !strcmp (s.file, special_fname_builtin ())
 	  ? build_message_string ("%s%s:%s", locus_cs, s.file, locus_ce)
 	  : context->show_column
 	  ? build_message_string ("%s%s:%d:%d:%s", locus_cs, s.file, s.line,
@@ -1167,7 +1167,7 @@ gfc_diagnostic_build_locus_prefix (diagnostic_context *context,
 
   return (s.file == NULL
 	  ? build_message_string ("%s%s:%s", locus_cs, progname, locus_ce )
-	  : !strcmp (s.file, N_("<built-in>"))
+	  : !strcmp (s.file, special_fname_builtin ())
 	  ? build_message_string ("%s%s:%s", locus_cs, s.file, locus_ce)
 	  : context->show_column
 	  ? build_message_string ("%s%s:%d:%d-%d:%s", locus_cs, s.file, s.line,
diff --git a/gcc/fortran/f95-lang.cc b/gcc/fortran/f95-lang.cc
index a6750be..0d83f3f 100644
--- a/gcc/fortran/f95-lang.cc
+++ b/gcc/fortran/f95-lang.cc
@@ -259,7 +259,7 @@ gfc_init (void)
   if (!gfc_cpp_enabled ())
     {
       linemap_add (line_table, LC_ENTER, false, gfc_source_file, 1);
-      linemap_add (line_table, LC_RENAME, false, "<built-in>", 0);
+      linemap_add (line_table, LC_RENAME, false, special_fname_builtin (), 0);
     }
   else
     gfc_cpp_init_0 ();
diff --git a/gcc/fortran/gfortran.h b/gcc/fortran/gfortran.h
index 6bd8800..5f8a81a 100644
--- a/gcc/fortran/gfortran.h
+++ b/gcc/fortran/gfortran.h
@@ -1349,6 +1349,7 @@ typedef struct gfc_omp_namelist
       gfc_omp_reduction_op reduction_op;
       gfc_omp_depend_doacross_op depend_doacross_op;
       gfc_omp_map_op map_op;
+      gfc_expr *align;
       struct
 	{
 	  ENUM_BITFIELD (gfc_omp_linear_op) op:4;
@@ -3207,7 +3208,6 @@ int gfc_at_eof (void);
 int gfc_at_bol (void);
 int gfc_at_eol (void);
 void gfc_advance_line (void);
-int gfc_check_include (void);
 int gfc_define_undef_line (void);
 
 int gfc_wide_is_printable (gfc_char_t);
@@ -3573,7 +3573,7 @@ void gfc_free_iterator (gfc_iterator *, int);
 void gfc_free_forall_iterator (gfc_forall_iterator *);
 void gfc_free_alloc_list (gfc_alloc *);
 void gfc_free_namelist (gfc_namelist *);
-void gfc_free_omp_namelist (gfc_omp_namelist *, bool);
+void gfc_free_omp_namelist (gfc_omp_namelist *, bool, bool);
 void gfc_free_equiv (gfc_equiv *);
 void gfc_free_equiv_until (gfc_equiv *, gfc_equiv *);
 void gfc_free_data (gfc_data *);
diff --git a/gcc/fortran/gfortran.texi b/gcc/fortran/gfortran.texi
index 4b4ecd5..60fac2e 100644
--- a/gcc/fortran/gfortran.texi
+++ b/gcc/fortran/gfortran.texi
@@ -3763,8 +3763,7 @@ is used for dummy arguments; with @code{VALUE}, those variables are
 passed by value.
 
 For @code{OPTIONAL} dummy arguments, an absent argument is denoted
-by a NULL pointer, except for scalar dummy arguments of type
-@code{INTEGER}, @code{LOGICAL}, @code{REAL} and @code{COMPLEX}
+by a NULL pointer, except for scalar dummy arguments of intrinsic type
 which have the @code{VALUE} attribute.  For those, a hidden Boolean
 argument (@code{logical(kind=C_bool),value}) is used to indicate
 whether the argument is present.
diff --git a/gcc/fortran/interface.cc b/gcc/fortran/interface.cc
index d3e1995..7d8eeda 100644
--- a/gcc/fortran/interface.cc
+++ b/gcc/fortran/interface.cc
@@ -1334,6 +1334,12 @@ gfc_check_dummy_characteristics (gfc_symbol *s1, gfc_symbol *s2,
   if (s1 == NULL || s2 == NULL)
     return s1 == s2 ? true : false;
 
+  if (s1->attr.proc == PROC_ST_FUNCTION || s2->attr.proc == PROC_ST_FUNCTION)
+    {
+      strncpy (errmsg, "Statement function", err_len);
+      return false;
+    }
+
   /* Check type and rank.  */
   if (type_must_agree)
     {
@@ -3273,9 +3279,11 @@ gfc_compare_actual_formal (gfc_actual_arglist **ap, gfc_formal_arglist *formal,
       if (a->expr->ts.type == BT_CHARACTER
 	  && a->expr->ts.u.cl && a->expr->ts.u.cl->length
 	  && a->expr->ts.u.cl->length->expr_type == EXPR_CONSTANT
+	  && a->expr->ts.u.cl->length->ts.type == BT_INTEGER
 	  && f->sym->ts.type == BT_CHARACTER && f->sym->ts.u.cl
 	  && f->sym->ts.u.cl->length
 	  && f->sym->ts.u.cl->length->expr_type == EXPR_CONSTANT
+	  && f->sym->ts.u.cl->length->ts.type == BT_INTEGER
 	  && (f->sym->attr.pointer || f->sym->attr.allocatable
 	      || (f->sym->as && f->sym->as->type == AS_ASSUMED_SHAPE))
 	  && (mpz_cmp (a->expr->ts.u.cl->length->value.integer,
@@ -3477,25 +3485,39 @@ gfc_compare_actual_formal (gfc_actual_arglist **ap, gfc_formal_arglist *formal,
 	  goto match;
 	}
 
-      if (a->expr->expr_type != EXPR_NULL
-	  && compare_pointer (f->sym, a->expr) == 0)
+      if (a->expr->expr_type != EXPR_NULL)
 	{
-	  if (where)
-	    gfc_error ("Actual argument for %qs must be a pointer at %L",
-		       f->sym->name, &a->expr->where);
-	  ok = false;
-	  goto match;
-	}
+	  int cmp = compare_pointer (f->sym, a->expr);
+	  bool pre2008 = ((gfc_option.allow_std & GFC_STD_F2008) == 0);
 
-      if (a->expr->expr_type != EXPR_NULL
-	  && (gfc_option.allow_std & GFC_STD_F2008) == 0
-	  && compare_pointer (f->sym, a->expr) == 2)
-	{
-	  if (where)
-	    gfc_error ("Fortran 2008: Non-pointer actual argument at %L to "
-		       "pointer dummy %qs", &a->expr->where,f->sym->name);
-	  ok = false;
-	  goto match;
+	  if (pre2008 && cmp == 0)
+	    {
+	      if (where)
+		gfc_error ("Actual argument for %qs at %L must be a pointer",
+			   f->sym->name, &a->expr->where);
+	      ok = false;
+	      goto match;
+	    }
+
+	  if (pre2008 && cmp == 2)
+	    {
+	      if (where)
+		gfc_error ("Fortran 2008: Non-pointer actual argument at %L to "
+			   "pointer dummy %qs", &a->expr->where, f->sym->name);
+	      ok = false;
+	      goto match;
+	    }
+
+	  if (!pre2008 && cmp == 0)
+	    {
+	      if (where)
+		gfc_error ("Actual argument for %qs at %L must be a pointer "
+			   "or a valid target for the dummy pointer in a "
+			   "pointer assignment statement",
+			   f->sym->name, &a->expr->where);
+	      ok = false;
+	      goto match;
+	    }
 	}
 
 
@@ -4146,6 +4168,14 @@ gfc_procedure_use (gfc_symbol *sym, gfc_actual_arglist **ap, locus *where)
 	      return false;
 	    }
 
+	  if (a->expr && a->expr->expr_type == EXPR_NULL)
+	    {
+	      gfc_error ("Passing intrinsic NULL as actual argument at %L "
+			 "requires an explicit interface", &a->expr->where);
+	      a->expr->error = 1;
+	      return false;
+	    }
+
 	  /* TS 29113, C407b.  */
 	  if (a->expr && a->expr->expr_type == EXPR_VARIABLE
 	      && symbol_rank (a->expr->symtree->n.sym) == -1)
diff --git a/gcc/fortran/intrinsic.texi b/gcc/fortran/intrinsic.texi
index 55f53fc..7af1ca3 100644
--- a/gcc/fortran/intrinsic.texi
+++ b/gcc/fortran/intrinsic.texi
@@ -553,7 +553,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{I}    @tab The type shall be @code{INTEGER}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -920,7 +920,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{A}    @tab The type of the argument shall be @code{REAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -1202,7 +1202,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{A}    @tab The type of the argument shall be @code{REAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -3406,7 +3406,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{A} @tab The type shall be @code{REAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -3452,7 +3452,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{I} @tab The type shall be @code{INTEGER}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -3636,7 +3636,7 @@ Elemental function
 or @code{COMPLEX}.
 @item @var{Y} @tab (Optional; only allowed if @var{X} is not
 @code{COMPLEX}.)  May be @code{INTEGER} or @code{REAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -4527,7 +4527,7 @@ Transformational function
 @multitable @columnfractions .15 .70
 @item @var{MASK} @tab The type shall be @code{LOGICAL}.
 @item @var{DIM}  @tab (Optional) The type shall be @code{INTEGER}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -6186,7 +6186,7 @@ conformance with @var{ARRAY}.
 inclusive.  It may not be an optional dummy argument.
 @item @var{MASK} @tab (Optional) Shall be of type @code{LOGICAL},
 and conformable with @var{ARRAY}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @item @var{BACK} @tab (Optional) A scalar of type @code{LOGICAL}.
 @end multitable
@@ -6215,7 +6215,7 @@ is of default kind.
 
 @table @asis
 @item @emph{Description}:
-@code{FLOOR(A)} returns the greatest integer less than or equal to @var{X}.
+@code{FLOOR(A)} returns the greatest integer less than or equal to @var{A}.
 
 @item @emph{Standard}:
 Fortran 95 and later
@@ -6229,7 +6229,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{A} @tab The type shall be @code{REAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -7550,7 +7550,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{C}    @tab Shall be a scalar @code{CHARACTER}, with @code{INTENT(IN)}
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -8007,7 +8007,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{C}    @tab Shall be a scalar @code{CHARACTER}, with @code{INTENT(IN)}
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -8279,7 +8279,7 @@ Elemental function
 @code{INTENT(IN)}
 @item @var{BACK} @tab (Optional) Shall be a scalar @code{LOGICAL}, with
 @code{INTENT(IN)}
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -8324,7 +8324,7 @@ Elemental function
 @multitable @columnfractions .15 .70
 @item @var{A}    @tab Shall be of type @code{INTEGER},
 @code{REAL}, or @code{COMPLEX} or a boz-literal-constant.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -9109,7 +9109,7 @@ Inquiry function
 @multitable @columnfractions .15 .70
 @item @var{ARRAY} @tab Shall be an array, of any type.
 @item @var{DIM} @tab (Optional) Shall be a scalar @code{INTEGER}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -9152,7 +9152,7 @@ Inquiry function
 @multitable @columnfractions .15 .70
 @item @var{ARRAY} @tab Shall be an coarray, of any type.
 @item @var{DIM} @tab (Optional) Shall be a scalar @code{INTEGER}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -9239,7 +9239,7 @@ Inquiry function
 @multitable @columnfractions .15 .70
 @item @var{STRING} @tab Shall be a scalar or array of type
 @code{CHARACTER}, with @code{INTENT(IN)}
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -9285,7 +9285,7 @@ Elemental function
 @multitable @columnfractions .15 .70
 @item @var{STRING} @tab Shall be a scalar of type @code{CHARACTER},
 with @code{INTENT(IN)}
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -9823,7 +9823,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{L}    @tab The type shall be @code{LOGICAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -10312,7 +10312,7 @@ Transformational function
 inclusive.  It may not be an optional dummy argument.
 @item @var{MASK}  @tab Shall be of type @code{LOGICAL},
 and conformable with @var{ARRAY}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @item @var{BACK} @tab (Optional) A scalar of type @code{LOGICAL}.
 @end multitable
@@ -10679,7 +10679,7 @@ Transformational function
 inclusive.  It may not be an optional dummy argument.
 @item @var{MASK}  @tab Shall be of type @code{LOGICAL},
 and conformable with @var{ARRAY}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @item @var{BACK} @tab (Optional) A scalar of type @code{LOGICAL}.
 @end multitable
@@ -11111,7 +11111,7 @@ Elemental function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{A}    @tab The type of the argument shall be @code{REAL}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -12216,7 +12216,7 @@ Elemental function
 @multitable @columnfractions .15 .70
 @item @var{A}    @tab Shall be @code{INTEGER}, @code{REAL}, or
 @code{COMPLEX}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -12594,7 +12594,7 @@ Elemental function
 @item @var{STRING} @tab Shall be of type @code{CHARACTER}.
 @item @var{SET}    @tab Shall be of type @code{CHARACTER}.
 @item @var{BACK}   @tab (Optional) shall be of type @code{LOGICAL}.
-@item @var{KIND}   @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND}   @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -12956,7 +12956,7 @@ Inquiry function
 @item @var{SOURCE} @tab Shall be an array or scalar of any type. 
 If @var{SOURCE} is a pointer it must be associated and allocatable 
 arrays must be allocated.
-@item @var{KIND}   @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND}   @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -13417,7 +13417,7 @@ a pointer it must be associated and allocatable arrays must be allocated.
 @item @var{DIM}   @tab (Optional) shall be a scalar of type @code{INTEGER} 
 and its value shall be in the range from 1 to n, where n equals the rank 
 of @var{ARRAY}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -14680,8 +14680,8 @@ Inquiry function
 @item @emph{Arguments}:
 @multitable @columnfractions .15 .70
 @item @var{ARRAY} @tab Shall be an array, of any type.
-@item @var{DIM} @tab (Optional) Shall be a scalar @code{INTEGER}.
-@item @var{KIND}@tab (Optional) An @code{INTEGER} initialization
+@item @var{DIM}   @tab (Optional) Shall be a scalar @code{INTEGER}.
+@item @var{KIND}  @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -14725,7 +14725,7 @@ Inquiry function
 @multitable @columnfractions .15 .70
 @item @var{ARRAY} @tab Shall be an coarray, of any type.
 @item @var{DIM} @tab (Optional) Shall be a scalar @code{INTEGER}.
-@item @var{KIND} @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND} @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
@@ -14900,7 +14900,7 @@ Elemental function
 @item @var{STRING} @tab Shall be of type @code{CHARACTER}.
 @item @var{SET}    @tab Shall be of type @code{CHARACTER}.
 @item @var{BACK}   @tab (Optional) shall be of type @code{LOGICAL}.
-@item @var{KIND}   @tab (Optional) An @code{INTEGER} initialization
+@item @var{KIND}   @tab (Optional) A scalar @code{INTEGER} constant
 expression indicating the kind parameter of the result.
 @end multitable
 
diff --git a/gcc/fortran/io.cc b/gcc/fortran/io.cc
index 902aa19..b898fd3 100644
--- a/gcc/fortran/io.cc
+++ b/gcc/fortran/io.cc
@@ -2513,7 +2513,7 @@ check_open_constraints (gfc_open *open, locus *where)
 	  spec = "";
 	}
 
-      warn_or_error (G_("%s specifier at %L not allowed in OPEN statement for "
+      warn_or_error (G_("%sspecifier at %L not allowed in OPEN statement for "
 		     "unformatted I/O"), spec, loc);
     }
 
diff --git a/gcc/fortran/match.cc b/gcc/fortran/match.cc
index 8b8b6e7..89fb115 100644
--- a/gcc/fortran/match.cc
+++ b/gcc/fortran/match.cc
@@ -193,7 +193,7 @@ gfc_match_member_sep(gfc_symbol *sym)
   if (gfc_match_name (name) != MATCH_YES)
     {
       gfc_error ("Expected structure component or operator name "
-                 "after '.' at %C");
+		 "after %<.%> at %C");
       goto error;
     }
 
@@ -5524,13 +5524,15 @@ gfc_free_namelist (gfc_namelist *name)
 /* Free an OpenMP namelist structure.  */
 
 void
-gfc_free_omp_namelist (gfc_omp_namelist *name, bool free_ns)
+gfc_free_omp_namelist (gfc_omp_namelist *name, bool free_ns, bool free_align)
 {
   gfc_omp_namelist *n;
 
   for (; name; name = n)
     {
       gfc_free_expr (name->expr);
+      if (free_align)
+	gfc_free_expr (name->u.align);
       if (free_ns)
 	gfc_free_namespace (name->u2.ns);
       else if (name->u2.udr)
diff --git a/gcc/fortran/openmp.cc b/gcc/fortran/openmp.cc
index 653c43f..686f924 100644
--- a/gcc/fortran/openmp.cc
+++ b/gcc/fortran/openmp.cc
@@ -187,7 +187,8 @@ gfc_free_omp_clauses (gfc_omp_clauses *c)
   gfc_free_expr (c->vector_length_expr);
   for (i = 0; i < OMP_LIST_NUM; i++)
     gfc_free_omp_namelist (c->lists[i],
-			   i == OMP_LIST_AFFINITY || i == OMP_LIST_DEPEND);
+			   i == OMP_LIST_AFFINITY || i == OMP_LIST_DEPEND,
+			   i == OMP_LIST_ALLOCATE);
   gfc_free_expr_list (c->wait_list);
   gfc_free_expr_list (c->tile_list);
   free (CONST_CAST (char *, c->critical_name));
@@ -542,7 +543,7 @@ syntax:
   gfc_error ("Syntax error in OpenMP variable list at %C");
 
 cleanup:
-  gfc_free_omp_namelist (head, false);
+  gfc_free_omp_namelist (head, false, false);
   gfc_current_locus = old_loc;
   return MATCH_ERROR;
 }
@@ -632,7 +633,7 @@ syntax:
   gfc_error ("Syntax error in OpenMP variable list at %C");
 
 cleanup:
-  gfc_free_omp_namelist (head, false);
+  gfc_free_omp_namelist (head, false, false);
   gfc_current_locus = old_loc;
   return MATCH_ERROR;
 }
@@ -741,7 +742,7 @@ syntax:
   gfc_error ("Syntax error in OpenMP SINK dependence-type list at %C");
 
 cleanup:
-  gfc_free_omp_namelist (head, false);
+  gfc_free_omp_namelist (head, false, false);
   gfc_current_locus = old_loc;
   return MATCH_ERROR;
 }
@@ -1467,7 +1468,7 @@ gfc_match_omp_clause_reduction (char pc, gfc_omp_clauses *c, bool openacc,
       *head = NULL;
       gfc_error_now ("!$OMP DECLARE REDUCTION %s not found at %L",
 		     buffer, &old_loc);
-      gfc_free_omp_namelist (n, false);
+      gfc_free_omp_namelist (n, false, false);
     }
   else
     for (n = *head; n; n = n->next)
@@ -1785,7 +1786,7 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 
 	      if (end_colon && gfc_match (" %e )", &alignment) != MATCH_YES)
 		{
-		  gfc_free_omp_namelist (*head, false);
+		  gfc_free_omp_namelist (*head, false, false);
 		  gfc_current_locus = old_loc;
 		  *head = NULL;
 		  break;
@@ -1853,17 +1854,33 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 	      && gfc_match ("allocate ( ") == MATCH_YES)
 	    {
 	      gfc_expr *allocator = NULL;
+	      gfc_expr *align = NULL;
 	      old_loc = gfc_current_locus;
-	      m = gfc_match_expr (&allocator);
-	      if (m == MATCH_YES && gfc_match (" : ") != MATCH_YES)
+	      if ((m = gfc_match ("allocator ( %e )", &allocator)) == MATCH_YES)
+		gfc_match (" , align ( %e )", &align);
+	      else if ((m = gfc_match ("align ( %e )", &align)) == MATCH_YES)
+		gfc_match (" , allocator ( %e )", &allocator);
+
+	      if (m == MATCH_YES)
 		{
-		  /* If no ":" then there is no allocator, we backtrack
-		     and read the variable list.  */
-		  gfc_free_expr (allocator);
-		  allocator = NULL;
-		  gfc_current_locus = old_loc;
+		  if (gfc_match (" : ") != MATCH_YES)
+		    {
+		      gfc_error ("Expected %<:%> at %C");
+		      goto error;
+		    }
+		}
+	      else
+		{
+		  m = gfc_match_expr (&allocator);
+		  if (m == MATCH_YES && gfc_match (" : ") != MATCH_YES)
+		    {
+		       /* If no ":" then there is no allocator, we backtrack
+			  and read the variable list.  */
+		      gfc_free_expr (allocator);
+		      allocator = NULL;
+		      gfc_current_locus = old_loc;
+		    }
 		}
-
 	      gfc_omp_namelist **head = NULL;
 	      m = gfc_match_omp_variable_list ("", &c->lists[OMP_LIST_ALLOCATE],
 					       true, NULL, &head);
@@ -1871,16 +1888,18 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 	      if (m != MATCH_YES)
 		{
 		  gfc_free_expr (allocator);
+		  gfc_free_expr (align);
 		  gfc_error ("Expected variable list at %C");
 		  goto error;
 		}
 
 	      for (gfc_omp_namelist *n = *head; n; n = n->next)
-		if (allocator)
-		  n->expr = gfc_copy_expr (allocator);
-		else
-		  n->expr = NULL;
+		{
+		  n->expr = (allocator) ? gfc_copy_expr (allocator) : NULL;
+		  n->u.align = (align) ? gfc_copy_expr (align) : NULL;
+		}
 	      gfc_free_expr (allocator);
+	      gfc_free_expr (align);
 	      continue;
 	    }
 	  if ((mask & OMP_CLAUSE_AT)
@@ -2499,9 +2518,10 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 					      true) == MATCH_YES)
 	    continue;
 	  if ((mask & OMP_CLAUSE_FROM)
-	      && gfc_match_omp_variable_list ("from (",
+	      && (gfc_match_omp_variable_list ("from (",
 					      &c->lists[OMP_LIST_FROM], false,
-					      NULL, &head, true) == MATCH_YES)
+					      NULL, &head, true, true)
+		  == MATCH_YES))
 	    continue;
 	  break;
 	case 'g':
@@ -2708,7 +2728,7 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 		    end_colon = true;
 		  else if (gfc_match (" )") != MATCH_YES)
 		    {
-		      gfc_free_omp_namelist (*head, false);
+		      gfc_free_omp_namelist (*head, false, false);
 		      gfc_current_locus = old_loc;
 		      *head = NULL;
 		      break;
@@ -2719,7 +2739,7 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 		{
 		  if (gfc_match (" %e )", &step) != MATCH_YES)
 		    {
-		      gfc_free_omp_namelist (*head, false);
+		      gfc_free_omp_namelist (*head, false, false);
 		      gfc_current_locus = old_loc;
 		      *head = NULL;
 		      goto error;
@@ -2816,7 +2836,7 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 		    }
 		  if (has_error)
 		    {
-		      gfc_free_omp_namelist (*head, false);
+		      gfc_free_omp_namelist (*head, false, false);
 		      *head = NULL;
 		      goto error;
 		    }
@@ -3436,9 +3456,10 @@ gfc_match_omp_clauses (gfc_omp_clauses **cp, const omp_mask mask,
 		continue;
 	    }
 	  else if ((mask & OMP_CLAUSE_TO)
-	      && gfc_match_omp_variable_list ("to (",
+	      && (gfc_match_omp_variable_list ("to (",
 					      &c->lists[OMP_LIST_TO], false,
-					      NULL, &head, true) == MATCH_YES)
+					      NULL, &head, true, true)
+		  == MATCH_YES))
 	    continue;
 	  break;
 	case 'u':
@@ -4038,7 +4059,7 @@ gfc_match_oacc_routine (void)
       if (gfc_match_char (')') != MATCH_YES)
 	{
 	  gfc_error ("Syntax error in !$ACC ROUTINE ( NAME ) at %C, expecting"
-		     " ')' after NAME");
+		     " %<)%> after NAME");
 	  gfc_current_locus = old_loc;
 	  return MATCH_ERROR;
 	}
@@ -4171,17 +4192,19 @@ cleanup:
   (omp_mask (OMP_CLAUSE_PRIVATE) | OMP_CLAUSE_FIRSTPRIVATE		\
    | OMP_CLAUSE_LASTPRIVATE | OMP_CLAUSE_REDUCTION			\
    | OMP_CLAUSE_SCHEDULE | OMP_CLAUSE_ORDERED | OMP_CLAUSE_COLLAPSE	\
-   | OMP_CLAUSE_LINEAR | OMP_CLAUSE_ORDER | OMP_CLAUSE_ALLOCATE)
+   | OMP_CLAUSE_LINEAR | OMP_CLAUSE_ORDER | OMP_CLAUSE_ALLOCATE		\
+   | OMP_CLAUSE_NOWAIT)
 #define OMP_LOOP_CLAUSES \
   (omp_mask (OMP_CLAUSE_BIND) | OMP_CLAUSE_COLLAPSE | OMP_CLAUSE_ORDER	\
    | OMP_CLAUSE_PRIVATE | OMP_CLAUSE_LASTPRIVATE | OMP_CLAUSE_REDUCTION)
 
 #define OMP_SCOPE_CLAUSES \
   (omp_mask (OMP_CLAUSE_PRIVATE) |OMP_CLAUSE_FIRSTPRIVATE		\
-   | OMP_CLAUSE_REDUCTION | OMP_CLAUSE_ALLOCATE)
+   | OMP_CLAUSE_REDUCTION | OMP_CLAUSE_ALLOCATE | OMP_CLAUSE_NOWAIT)
 #define OMP_SECTIONS_CLAUSES \
   (omp_mask (OMP_CLAUSE_PRIVATE) | OMP_CLAUSE_FIRSTPRIVATE		\
-   | OMP_CLAUSE_LASTPRIVATE | OMP_CLAUSE_REDUCTION | OMP_CLAUSE_ALLOCATE)
+   | OMP_CLAUSE_LASTPRIVATE | OMP_CLAUSE_REDUCTION			\
+   | OMP_CLAUSE_ALLOCATE | OMP_CLAUSE_NOWAIT)
 #define OMP_SIMD_CLAUSES \
   (omp_mask (OMP_CLAUSE_PRIVATE) | OMP_CLAUSE_LASTPRIVATE		\
    | OMP_CLAUSE_REDUCTION | OMP_CLAUSE_COLLAPSE | OMP_CLAUSE_SAFELEN	\
@@ -4231,7 +4254,7 @@ cleanup:
    | OMP_CLAUSE_ORDER | OMP_CLAUSE_ALLOCATE)
 #define OMP_SINGLE_CLAUSES \
   (omp_mask (OMP_CLAUSE_PRIVATE) | OMP_CLAUSE_FIRSTPRIVATE		\
-   | OMP_CLAUSE_ALLOCATE)
+   | OMP_CLAUSE_ALLOCATE | OMP_CLAUSE_NOWAIT | OMP_CLAUSE_COPYPRIVATE)
 #define OMP_ORDERED_CLAUSES \
   (omp_mask (OMP_CLAUSE_THREADS) | OMP_CLAUSE_SIMD)
 #define OMP_DECLARE_TARGET_CLAUSES \
@@ -4245,7 +4268,8 @@ cleanup:
   (omp_mask (OMP_CLAUSE_FILTER))
 #define OMP_ERROR_CLAUSES \
   (omp_mask (OMP_CLAUSE_AT) | OMP_CLAUSE_MESSAGE | OMP_CLAUSE_SEVERITY)
-
+#define OMP_WORKSHARE_CLAUSES \
+  omp_mask (OMP_CLAUSE_NOWAIT)
 
 
 static match
@@ -4456,8 +4480,8 @@ gfc_match_omp_distribute_parallel_do (void)
   return match_omp (EXEC_OMP_DISTRIBUTE_PARALLEL_DO,
 		    (OMP_DISTRIBUTE_CLAUSES | OMP_PARALLEL_CLAUSES
 		     | OMP_DO_CLAUSES)
-		    & ~(omp_mask (OMP_CLAUSE_ORDERED))
-		    & ~(omp_mask (OMP_CLAUSE_LINEAR)));
+		    & ~(omp_mask (OMP_CLAUSE_ORDERED)
+			| OMP_CLAUSE_LINEAR | OMP_CLAUSE_NOWAIT));
 }
 
 
@@ -4467,7 +4491,7 @@ gfc_match_omp_distribute_parallel_do_simd (void)
   return match_omp (EXEC_OMP_DISTRIBUTE_PARALLEL_DO_SIMD,
 		    (OMP_DISTRIBUTE_CLAUSES | OMP_PARALLEL_CLAUSES
 		     | OMP_DO_CLAUSES | OMP_SIMD_CLAUSES)
-		    & ~(omp_mask (OMP_CLAUSE_ORDERED)));
+		    & ~(omp_mask (OMP_CLAUSE_ORDERED) | OMP_CLAUSE_NOWAIT));
 }
 
 
@@ -4622,14 +4646,14 @@ gfc_match_omp_flush (void)
     {
       gfc_error ("List specified together with memory order clause in FLUSH "
 		 "directive at %C");
-      gfc_free_omp_namelist (list, false);
+      gfc_free_omp_namelist (list, false, false);
       gfc_free_omp_clauses (c);
       return MATCH_ERROR;
     }
   if (gfc_match_omp_eos () != MATCH_YES)
     {
       gfc_error ("Unexpected junk after $OMP FLUSH statement at %C");
-      gfc_free_omp_namelist (list, false);
+      gfc_free_omp_namelist (list, false, false);
       gfc_free_omp_clauses (c);
       return MATCH_ERROR;
     }
@@ -5324,8 +5348,8 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss)
 		}
 	      else
 		{
-		  gfc_error ("selector '%s' not allowed for context selector "
-			     "set '%s' at %C",
+		  gfc_error ("selector %qs not allowed for context selector "
+			     "set %qs at %C",
 			     selector, oss->trait_set_selector_name);
 		  return MATCH_ERROR;
 		}
@@ -5344,7 +5368,7 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss)
 	{
 	  if (property_kind == CTX_PROPERTY_NONE)
 	    {
-	      gfc_error ("selector '%s' does not accept any properties at %C",
+	      gfc_error ("selector %qs does not accept any properties at %C",
 			 selector);
 	      return MATCH_ERROR;
 	    }
@@ -5353,7 +5377,7 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss)
 	    {
 	      if (gfc_match (" (") != MATCH_YES)
 		{
-		  gfc_error ("expected '(' at %C");
+		  gfc_error ("expected %<(%> at %C");
 		  return MATCH_ERROR;
 		}
 	      if (gfc_match_expr (&os->score) != MATCH_YES
@@ -5375,7 +5399,7 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss)
 
 	      if (gfc_match (" )") != MATCH_YES)
 		{
-		  gfc_error ("expected ')' at %C");
+		  gfc_error ("expected %<)%> at %C");
 		  return MATCH_ERROR;
 		}
 
@@ -5488,7 +5512,7 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss)
 
 	  if (gfc_match (" )") != MATCH_YES)
 	    {
-	      gfc_error ("expected ')' at %C");
+	      gfc_error ("expected %<)%> at %C");
 	      return MATCH_ERROR;
 	    }
 	}
@@ -5498,7 +5522,7 @@ gfc_match_omp_context_selector (gfc_omp_set_selector *oss)
 	{
 	  if (gfc_match (" (") != MATCH_YES)
 	    {
-	      gfc_error ("expected '(' at %C");
+	      gfc_error ("expected %<(%> at %C");
 	      return MATCH_ERROR;
 	    }
 	}
@@ -5544,22 +5568,22 @@ gfc_match_omp_context_selector_specification (gfc_omp_declare_variant *odv)
 
       if (m != MATCH_YES || i == selector_set_count)
 	{
-	  gfc_error ("expected 'construct', 'device', 'implementation' or "
-		     "'user' at %C");
+	  gfc_error ("expected %<construct%>, %<device%>, %<implementation%> "
+		     "or %<user%> at %C");
 	  return MATCH_ERROR;
 	}
 
       m = gfc_match (" =");
       if (m != MATCH_YES)
 	{
-	  gfc_error ("expected '=' at %C");
+	  gfc_error ("expected %<=%> at %C");
 	  return MATCH_ERROR;
 	}
 
       m = gfc_match (" {");
       if (m != MATCH_YES)
 	{
-	  gfc_error ("expected '{' at %C");
+	  gfc_error ("expected %<{%> at %C");
 	  return MATCH_ERROR;
 	}
 
@@ -5574,7 +5598,7 @@ gfc_match_omp_context_selector_specification (gfc_omp_declare_variant *odv)
       m = gfc_match (" }");
       if (m != MATCH_YES)
 	{
-	  gfc_error ("expected '}' at %C");
+	  gfc_error ("expected %<}%> at %C");
 	  return MATCH_ERROR;
 	}
 
@@ -5596,7 +5620,7 @@ gfc_match_omp_declare_variant (void)
 
   if (gfc_match (" (") != MATCH_YES)
     {
-      gfc_error ("expected '(' at %C");
+      gfc_error ("expected %<(%> at %C");
       return MATCH_ERROR;
     }
 
@@ -5644,7 +5668,7 @@ gfc_match_omp_declare_variant (void)
 
   if (gfc_match (" )") != MATCH_YES)
     {
-      gfc_error ("expected ')' at %C");
+      gfc_error ("expected %<)%> at %C");
       return MATCH_ERROR;
     }
 
@@ -5654,7 +5678,7 @@ gfc_match_omp_declare_variant (void)
 	{
 	  if (first_p)
 	    {
-	      gfc_error ("expected 'match' at %C");
+	      gfc_error ("expected %<match%> at %C");
 	      return MATCH_ERROR;
 	    }
 	  else
@@ -5663,7 +5687,7 @@ gfc_match_omp_declare_variant (void)
 
       if (gfc_match (" (") != MATCH_YES)
 	{
-	  gfc_error ("expected '(' at %C");
+	  gfc_error ("expected %<(%> at %C");
 	  return MATCH_ERROR;
 	}
 
@@ -5672,7 +5696,7 @@ gfc_match_omp_declare_variant (void)
 
       if (gfc_match (" )") != MATCH_YES)
 	{
-	  gfc_error ("expected ')' at %C");
+	  gfc_error ("expected %<)%> at %C");
 	  return MATCH_ERROR;
 	}
 
@@ -5768,7 +5792,8 @@ match
 gfc_match_omp_parallel_do (void)
 {
   return match_omp (EXEC_OMP_PARALLEL_DO,
-		    OMP_PARALLEL_CLAUSES | OMP_DO_CLAUSES);
+		    (OMP_PARALLEL_CLAUSES | OMP_DO_CLAUSES)
+		    & ~(omp_mask (OMP_CLAUSE_NOWAIT)));
 }
 
 
@@ -5776,7 +5801,8 @@ match
 gfc_match_omp_parallel_do_simd (void)
 {
   return match_omp (EXEC_OMP_PARALLEL_DO_SIMD,
-		    OMP_PARALLEL_CLAUSES | OMP_DO_CLAUSES | OMP_SIMD_CLAUSES);
+		    (OMP_PARALLEL_CLAUSES | OMP_DO_CLAUSES | OMP_SIMD_CLAUSES)
+		    & ~(omp_mask (OMP_CLAUSE_NOWAIT)));
 }
 
 
@@ -5832,7 +5858,8 @@ match
 gfc_match_omp_parallel_sections (void)
 {
   return match_omp (EXEC_OMP_PARALLEL_SECTIONS,
-		    OMP_PARALLEL_CLAUSES | OMP_SECTIONS_CLAUSES);
+		    (OMP_PARALLEL_CLAUSES | OMP_SECTIONS_CLAUSES)
+		    & ~(omp_mask (OMP_CLAUSE_NOWAIT)));
 }
 
 
@@ -6318,8 +6345,8 @@ gfc_match_omp_teams_distribute_parallel_do (void)
   return match_omp (EXEC_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO,
 		    (OMP_TEAMS_CLAUSES | OMP_DISTRIBUTE_CLAUSES
 		     | OMP_PARALLEL_CLAUSES | OMP_DO_CLAUSES)
-		    & ~(omp_mask (OMP_CLAUSE_ORDERED))
-		    & ~(omp_mask (OMP_CLAUSE_LINEAR)));
+		    & ~(omp_mask (OMP_CLAUSE_ORDERED)
+			| OMP_CLAUSE_LINEAR | OMP_CLAUSE_NOWAIT));
 }
 
 
@@ -6329,7 +6356,8 @@ gfc_match_omp_teams_distribute_parallel_do_simd (void)
   return match_omp (EXEC_OMP_TEAMS_DISTRIBUTE_PARALLEL_DO_SIMD,
 		    (OMP_TEAMS_CLAUSES | OMP_DISTRIBUTE_CLAUSES
 		     | OMP_PARALLEL_CLAUSES | OMP_DO_CLAUSES
-		     | OMP_SIMD_CLAUSES) & ~(omp_mask (OMP_CLAUSE_ORDERED)));
+		     | OMP_SIMD_CLAUSES)
+		    & ~(omp_mask (OMP_CLAUSE_ORDERED) | OMP_CLAUSE_NOWAIT));
 }
 
 
@@ -6345,14 +6373,7 @@ gfc_match_omp_teams_distribute_simd (void)
 match
 gfc_match_omp_workshare (void)
 {
-  if (gfc_match_omp_eos () != MATCH_YES)
-    {
-      gfc_error ("Unexpected junk after $OMP WORKSHARE statement at %C");
-      return MATCH_ERROR;
-    }
-  new_st.op = EXEC_OMP_WORKSHARE;
-  new_st.ext.omp_clauses = gfc_get_omp_clauses ();
-  return MATCH_YES;
+  return match_omp (EXEC_OMP_WORKSHARE, OMP_WORKSHARE_CLAUSES);
 }
 
 
@@ -6656,14 +6677,8 @@ match
 gfc_match_omp_end_single (void)
 {
   gfc_omp_clauses *c;
-  if (gfc_match ("% nowait") == MATCH_YES)
-    {
-      new_st.op = EXEC_OMP_END_NOWAIT;
-      new_st.ext.omp_bool = true;
-      return MATCH_YES;
-    }
-  if (gfc_match_omp_clauses (&c, omp_mask (OMP_CLAUSE_COPYPRIVATE))
-      != MATCH_YES)
+  if (gfc_match_omp_clauses (&c, omp_mask (OMP_CLAUSE_COPYPRIVATE)
+					   | OMP_CLAUSE_NOWAIT) != MATCH_YES)
     return MATCH_ERROR;
   new_st.op = EXEC_OMP_END_SINGLE;
   new_st.ext.omp_clauses = c;
@@ -7283,19 +7298,36 @@ resolve_omp_clauses (gfc_code *code, gfc_omp_clauses *omp_clauses,
   if (omp_clauses->lists[OMP_LIST_ALLOCATE])
     {
       for (n = omp_clauses->lists[OMP_LIST_ALLOCATE]; n; n = n->next)
-	if (n->expr && (n->expr->ts.type != BT_INTEGER
-	    || n->expr->ts.kind != gfc_c_intptr_kind))
-	  {
-	    gfc_error ("Expected integer expression of the "
-		       "'omp_allocator_handle_kind' kind at %L",
-		       &n->expr->where);
-	    break;
-	  }
+	{
+	  if (n->expr && (!gfc_resolve_expr (n->expr)
+			  || n->expr->ts.type != BT_INTEGER
+			  || n->expr->ts.kind != gfc_c_intptr_kind))
+	    {
+	      gfc_error ("Expected integer expression of the "
+			 "%<omp_allocator_handle_kind%> kind at %L",
+			 &n->expr->where);
+	      break;
+	    }
+	  if (!n->u.align)
+	    continue;
+	  int alignment = 0;
+	  if (!gfc_resolve_expr (n->u.align)
+	      || n->u.align->ts.type != BT_INTEGER
+	      || n->u.align->rank != 0
+	      || gfc_extract_int (n->u.align, &alignment)
+	      || alignment <= 0)
+	    {
+	      gfc_error ("ALIGN modifier requires a scalar positive "
+			 "constant integer alignment expression at %L",
+			 &n->u.align->where);
+	      break;
+	    }
+	}
 
       /* Check for 2 things here.
-     1.  There is no duplication of variable in allocate clause.
-     2.  Variable in allocate clause are also present in some
-	 privatization clase (non-composite case).  */
+	 1.  There is no duplication of variable in allocate clause.
+	 2.  Variable in allocate clause are also present in some
+	     privatization clase (non-composite case).  */
       for (n = omp_clauses->lists[OMP_LIST_ALLOCATE]; n; n = n->next)
 	n->sym->mark = 0;
 
@@ -7312,7 +7344,7 @@ resolve_omp_clauses (gfc_code *code, gfc_omp_clauses *omp_clauses,
 		{
 		  prev->next = n->next;
 		  n->next = NULL;
-		  gfc_free_omp_namelist (n, 0);
+		  gfc_free_omp_namelist (n, false, true);
 		  n = prev->next;
 		}
 	      continue;
@@ -7346,7 +7378,7 @@ resolve_omp_clauses (gfc_code *code, gfc_omp_clauses *omp_clauses,
 
 	  for (n = omp_clauses->lists[OMP_LIST_ALLOCATE]; n; n = n->next)
 	    if (n->sym->mark == 1)
-	      gfc_error ("%qs specified in 'allocate' clause at %L but not "
+	      gfc_error ("%qs specified in %<allocate%> clause at %L but not "
 			 "in an explicit privatization clause",
 			 n->sym->name, &n->where);
 	}
@@ -7404,6 +7436,9 @@ resolve_omp_clauses (gfc_code *code, gfc_omp_clauses *omp_clauses,
 	      }
 	    break;
 	  case OMP_LIST_COPYPRIVATE:
+	    if (omp_clauses->nowait)
+	      gfc_error ("NOWAIT clause must not be used with COPYPRIVATE "
+			 "clause at %L", &n->where);
 	    for (; n != NULL; n = n->next)
 	      {
 		if (n->sym->as && n->sym->as->type == AS_ASSUMED_SIZE)
diff --git a/gcc/fortran/parse.cc b/gcc/fortran/parse.cc
index f04fd13..cdae43f 100644
--- a/gcc/fortran/parse.cc
+++ b/gcc/fortran/parse.cc
@@ -942,7 +942,8 @@ decode_omp_directive (void)
       matchs ("end ordered", gfc_match_omp_eos_error, ST_OMP_END_ORDERED);
       matchs ("end parallel do simd", gfc_match_omp_eos_error,
 	      ST_OMP_END_PARALLEL_DO_SIMD);
-      matcho ("end parallel do", gfc_match_omp_eos_error, ST_OMP_END_PARALLEL_DO);
+      matcho ("end parallel do", gfc_match_omp_eos_error,
+	      ST_OMP_END_PARALLEL_DO);
       matcho ("end parallel loop", gfc_match_omp_eos_error,
 	      ST_OMP_END_PARALLEL_LOOP);
       matcho ("end parallel masked taskloop simd", gfc_match_omp_eos_error,
@@ -5305,7 +5306,13 @@ parse_omp_do (gfc_statement omp_st)
   if (st == omp_end_st)
     {
       if (new_st.op == EXEC_OMP_END_NOWAIT)
-	cp->ext.omp_clauses->nowait |= new_st.ext.omp_bool;
+	{
+	  if (cp->ext.omp_clauses->nowait && new_st.ext.omp_bool)
+	    gfc_error_now ("Duplicated NOWAIT clause on %s and %s at %C",
+			   gfc_ascii_statement (omp_st),
+			   gfc_ascii_statement (omp_end_st));
+	  cp->ext.omp_clauses->nowait |= new_st.ext.omp_bool;
+	}
       else
 	gcc_assert (new_st.op == EXEC_NOP);
       gfc_clear_new_st ();
@@ -5745,6 +5752,10 @@ parse_omp_structured_block (gfc_statement omp_st, bool workshare_stmts_only)
   switch (new_st.op)
     {
     case EXEC_OMP_END_NOWAIT:
+      if (cp->ext.omp_clauses->nowait && new_st.ext.omp_bool)
+	gfc_error_now ("Duplicated NOWAIT clause on %s and %s at %C",
+		       gfc_ascii_statement (omp_st),
+		       gfc_ascii_statement (omp_end_st));
       cp->ext.omp_clauses->nowait |= new_st.ext.omp_bool;
       break;
     case EXEC_OMP_END_CRITICAL:
@@ -5759,8 +5770,22 @@ parse_omp_structured_block (gfc_statement omp_st, bool workshare_stmts_only)
       new_st.ext.omp_name = NULL;
       break;
     case EXEC_OMP_END_SINGLE:
-      cp->ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE]
-	= new_st.ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE];
+      if (cp->ext.omp_clauses->nowait && new_st.ext.omp_clauses->nowait)
+	gfc_error_now ("Duplicated NOWAIT clause on %s and %s at %C",
+		       gfc_ascii_statement (omp_st),
+		       gfc_ascii_statement (omp_end_st));
+      cp->ext.omp_clauses->nowait |= new_st.ext.omp_clauses->nowait;
+      if (cp->ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE])
+	{
+	  gfc_omp_namelist *nl;
+	  for (nl = cp->ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE];
+	      nl->next; nl = nl->next)
+	    ;
+	  nl->next = new_st.ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE];
+	}
+      else
+	cp->ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE]
+	  = new_st.ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE];
       new_st.ext.omp_clauses->lists[OMP_LIST_COPYPRIVATE] = NULL;
       gfc_free_omp_clauses (new_st.ext.omp_clauses);
       break;
diff --git a/gcc/fortran/primary.cc b/gcc/fortran/primary.cc
index 19f2e78..21a8eb7 100644
--- a/gcc/fortran/primary.cc
+++ b/gcc/fortran/primary.cc
@@ -586,7 +586,7 @@ match_real_constant (gfc_expr **result, int signflag)
 
   if (c == 'q')
     {
-      if (!gfc_notify_std (GFC_STD_GNU, "exponent-letter 'q' in "
+      if (!gfc_notify_std (GFC_STD_GNU, "exponent-letter %<q%> in "
 			   "real-literal-constant at %C"))
 	return MATCH_ERROR;
       else if (warn_real_q_constant)
@@ -2070,8 +2070,8 @@ gfc_match_varspec (gfc_expr *primary, int equiv_flag, bool sub_flag,
 	  || (sym->ts.type == BT_CLASS && CLASS_DATA (sym)
 	      && CLASS_DATA (sym)->attr.dimension))
 	{
-	  gfc_error ("Array section designator, e.g. '(:)', is required "
-		     "besides the coarray designator '[...]' at %C");
+	  gfc_error ("Array section designator, e.g. %<(:)%>, is required "
+		     "besides the coarray designator %<[...]%> at %C");
 	  return MATCH_ERROR;
 	}
       if ((sym->ts.type != BT_CLASS && !sym->attr.codimension)
diff --git a/gcc/fortran/resolve.cc b/gcc/fortran/resolve.cc
index 9202e2f..0f5f1d2 100644
--- a/gcc/fortran/resolve.cc
+++ b/gcc/fortran/resolve.cc
@@ -514,7 +514,7 @@ gfc_resolve_formal_arglist (gfc_symbol *proc)
 	    {
 	      /* F03:C1263 (R1238) The function-name and each dummy-arg-name
 		 shall be specified, explicitly or implicitly, to be scalar.  */
-	      gfc_error ("Argument '%s' of statement function '%s' at %L "
+	      gfc_error ("Argument %qs of statement function %qs at %L "
 			 "must be scalar", sym->name, proc->name,
 			 &proc->declared_at);
 	      continue;
@@ -4381,8 +4381,8 @@ resolve_operator (gfc_expr *e)
 	  guessed = lookup_uop_fuzzy (name, e->value.op.uop->ns->uop_root);
 	  if (guessed)
 	    snprintf (msg, sizeof (msg),
-		      _("Unknown operator %%<%s%%> at %%L; did you mean '%s'?"),
-		      name, guessed);
+		      _("Unknown operator %%<%s%%> at %%L; did you mean "
+			"%%<%s%%>?"), name, guessed);
 	  else
 	    snprintf (msg, sizeof (msg), _("Unknown operator %%<%s%%> at %%L"),
 		      name);
@@ -5005,8 +5005,9 @@ find_array_spec (gfc_expr *e)
       case REF_ARRAY:
 	if (as == NULL)
 	  {
+	    locus loc = ref->u.ar.where.lb ? ref->u.ar.where : e->where;
 	    gfc_error ("Invalid array reference of a non-array entity at %L",
-		       &ref->u.ar.where);
+		       &loc);
 	    return false;
 	  }
 
@@ -7535,7 +7536,8 @@ derived_inaccessible (gfc_symbol *sym)
   for (c = sym->components; c; c = c->next)
     {
 	/* Prevent an infinite loop through this function.  */
-	if (c->ts.type == BT_DERIVED && c->attr.pointer
+	if (c->ts.type == BT_DERIVED
+	    && (c->attr.pointer || c->attr.allocatable)
 	    && sym == c->ts.u.derived)
 	  continue;
 
@@ -7569,7 +7571,7 @@ resolve_deallocate_expr (gfc_expr *e)
   sym = e->symtree->n.sym;
   unlimited = UNLIMITED_POLY(sym);
 
-  if (sym->ts.type == BT_CLASS)
+  if (sym->ts.type == BT_CLASS && sym->attr.class_ok && CLASS_DATA (sym))
     {
       allocatable = CLASS_DATA (sym)->attr.allocatable;
       pointer = CLASS_DATA (sym)->attr.class_pointer;
@@ -8211,7 +8213,7 @@ check_symbols:
 	{
 	  if (i == (ar->dimen + ar->codimen - 1))
 	    {
-	      gfc_error ("Expected '*' in coindex specification in ALLOCATE "
+	      gfc_error ("Expected %<*%> in coindex specification in ALLOCATE "
 			 "statement at %L", &e->where);
 	      goto failure;
 	    }
@@ -11185,7 +11187,7 @@ resolve_ordinary_assign (gfc_code *code, gfc_namespace *ns)
     {
       gfc_error ("Nonallocatable variable must not be polymorphic in intrinsic "
 		 "assignment at %L - check that there is a matching specific "
-		 "subroutine for '=' operator", &lhs->where);
+		 "subroutine for %<=%> operator", &lhs->where);
       return false;
     }
 
@@ -12967,6 +12969,7 @@ resolve_fl_var_and_proc (gfc_symbol *sym, int mp_flag)
 	  && sym->ts.u.derived
 	  && !sym->attr.select_type_temporary
 	  && !UNLIMITED_POLY (sym)
+	  && CLASS_DATA (sym)->ts.u.derived
 	  && !gfc_type_is_extensible (CLASS_DATA (sym)->ts.u.derived))
 	{
 	  gfc_error ("Type %qs of CLASS variable %qs at %L is not extensible",
@@ -17218,6 +17221,7 @@ resolve_equivalence (gfc_equiv *eq)
 	    "statement at %L with different type objects";
       if ((object ==2
 	   && last_eq_type == SEQ_MIXED
+	   && last_where
 	   && !gfc_notify_std (GFC_STD_GNU, msg, first_sym->name, last_where))
 	  || (eq_type == SEQ_MIXED
 	      && !gfc_notify_std (GFC_STD_GNU, msg, sym->name, &e->where)))
@@ -17227,6 +17231,7 @@ resolve_equivalence (gfc_equiv *eq)
 	    "statement at %L with objects of different type";
       if ((object ==2
 	   && last_eq_type == SEQ_NONDEFAULT
+	   && last_where
 	   && !gfc_notify_std (GFC_STD_GNU, msg, first_sym->name, last_where))
 	  || (eq_type == SEQ_NONDEFAULT
 	      && !gfc_notify_std (GFC_STD_GNU, msg, sym->name, &e->where)))
diff --git a/gcc/fortran/simplify.cc b/gcc/fortran/simplify.cc
index 9c2fea8..3d3aaba 100644
--- a/gcc/fortran/simplify.cc
+++ b/gcc/fortran/simplify.cc
@@ -3955,6 +3955,9 @@ gfc_simplify_ishftc (gfc_expr *e, gfc_expr *s, gfc_expr *sz)
 	return NULL;
 
       gfc_extract_int (sz, &ssize);
+
+      if (ssize > isize || ssize <= 0)
+	return &gfc_bad_expr;
     }
   else
     ssize = isize;
@@ -4913,7 +4916,22 @@ gfc_simplify_merge (gfc_expr *tsource, gfc_expr *fsource, gfc_expr *mask)
 
   if (mask->expr_type == EXPR_CONSTANT)
     {
-      result = gfc_copy_expr (mask->value.logical ? tsource : fsource);
+      /* The standard requires evaluation of all function arguments.
+	 Simplify only when the other dropped argument (FSOURCE or TSOURCE)
+	 is a constant expression.  */
+      if (mask->value.logical)
+	{
+	  if (!gfc_is_constant_expr (fsource))
+	    return NULL;
+	  result = gfc_copy_expr (tsource);
+	}
+      else
+	{
+	  if (!gfc_is_constant_expr (tsource))
+	    return NULL;
+	  result = gfc_copy_expr (fsource);
+	}
+
       /* Parenthesis is needed to get lower bounds of 1.  */
       result = gfc_get_parentheses (result);
       gfc_simplify_expr (result, 1);
@@ -8470,7 +8488,16 @@ gfc_simplify_unpack (gfc_expr *vector, gfc_expr *mask, gfc_expr *field)
 	    }
 	}
       else if (field->expr_type == EXPR_ARRAY)
-	e = gfc_copy_expr (field_ctor->expr);
+	{
+	  if (field_ctor)
+	    e = gfc_copy_expr (field_ctor->expr);
+	  else
+	    {
+	      /* Not enough elements in array FIELD.  */
+	      gfc_free_expr (result);
+	      return &gfc_bad_expr;
+	    }
+	}
       else
 	e = gfc_copy_expr (field);
 
diff --git a/gcc/fortran/st.cc b/gcc/fortran/st.cc
index 3c8ca66..8b4ca5e 100644
--- a/gcc/fortran/st.cc
+++ b/gcc/fortran/st.cc
@@ -286,7 +286,7 @@ gfc_free_statement (gfc_code *p)
       break;
 
     case EXEC_OMP_FLUSH:
-      gfc_free_omp_namelist (p->ext.omp_namelist, false);
+      gfc_free_omp_namelist (p->ext.omp_namelist, false, false);
       break;
 
     case EXEC_OMP_BARRIER:
diff --git a/gcc/fortran/symbol.cc b/gcc/fortran/symbol.cc
index 49fb378..e704e7a 100644
--- a/gcc/fortran/symbol.cc
+++ b/gcc/fortran/symbol.cc
@@ -1108,6 +1108,12 @@ gfc_add_contiguous (symbol_attribute *attr, const char *name, locus *where)
   if (check_used (attr, name, where))
     return false;
 
+  if (attr->contiguous)
+    {
+      duplicate_attr ("CONTIGUOUS", where);
+      return false;
+    }
+
   attr->contiguous = 1;
   return gfc_check_conflict (attr, name, where);
 }
diff --git a/gcc/fortran/trans-array.cc b/gcc/fortran/trans-array.cc
index 514cb05..b7d4c41 100644
--- a/gcc/fortran/trans-array.cc
+++ b/gcc/fortran/trans-array.cc
@@ -10527,7 +10527,6 @@ gfc_alloc_allocatable_for_assignment (gfc_loopinfo *loop,
   tree offset;
   tree jump_label1;
   tree jump_label2;
-  tree neq_size;
   tree lbd;
   tree class_expr2 = NULL_TREE;
   int n;
@@ -10607,6 +10606,11 @@ gfc_alloc_allocatable_for_assignment (gfc_loopinfo *loop,
 	elemsize1 = expr1->ts.u.cl->backend_decl;
       else
 	elemsize1 = lss->info->string_length;
+      tree unit_size = TYPE_SIZE_UNIT (gfc_get_char_type (expr1->ts.kind));
+      elemsize1 = fold_build2_loc (input_location, MULT_EXPR,
+				   TREE_TYPE (elemsize1), elemsize1,
+				   fold_convert (TREE_TYPE (elemsize1), unit_size));
+
     }
   else if (expr1->ts.type == BT_CLASS)
     {
@@ -10699,19 +10703,7 @@ gfc_alloc_allocatable_for_assignment (gfc_loopinfo *loop,
   /* Allocate if data is NULL.  */
   cond_null = fold_build2_loc (input_location, EQ_EXPR, logical_type_node,
 			 array1, build_int_cst (TREE_TYPE (array1), 0));
-
-  if (expr1->ts.type == BT_CHARACTER && expr1->ts.deferred)
-    {
-      tmp = fold_build2_loc (input_location, NE_EXPR,
-			     logical_type_node,
-			     lss->info->string_length,
-			     rss->info->string_length);
-      cond_null = fold_build2_loc (input_location, TRUTH_OR_EXPR,
-				   logical_type_node, tmp, cond_null);
-      cond_null= gfc_evaluate_now (cond_null, &fblock);
-    }
-  else
-    cond_null= gfc_evaluate_now (cond_null, &fblock);
+  cond_null= gfc_evaluate_now (cond_null, &fblock);
 
   tmp = build3_v (COND_EXPR, cond_null,
 		  build1_v (GOTO_EXPR, jump_label1),
@@ -10778,19 +10770,6 @@ gfc_alloc_allocatable_for_assignment (gfc_loopinfo *loop,
   tmp = build1_v (LABEL_EXPR, jump_label1);
   gfc_add_expr_to_block (&fblock, tmp);
 
-  /* If the lhs has not been allocated, its bounds will not have been
-     initialized and so its size is set to zero.  */
-  size1 = gfc_create_var (gfc_array_index_type, NULL);
-  gfc_init_block (&alloc_block);
-  gfc_add_modify (&alloc_block, size1, gfc_index_zero_node);
-  gfc_init_block (&realloc_block);
-  gfc_add_modify (&realloc_block, size1,
-		  gfc_conv_descriptor_size (desc, expr1->rank));
-  tmp = build3_v (COND_EXPR, cond_null,
-		  gfc_finish_block (&alloc_block),
-		  gfc_finish_block (&realloc_block));
-  gfc_add_expr_to_block (&fblock, tmp);
-
   /* Get the rhs size and fix it.  */
   size2 = gfc_index_one_node;
   for (n = 0; n < expr2->rank; n++)
@@ -10807,16 +10786,6 @@ gfc_alloc_allocatable_for_assignment (gfc_loopinfo *loop,
     }
   size2 = gfc_evaluate_now (size2, &fblock);
 
-  cond = fold_build2_loc (input_location, NE_EXPR, logical_type_node,
-			  size1, size2);
-
-  /* If the lhs is deferred length, assume that the element size
-     changes and force a reallocation.  */
-  if (expr1->ts.deferred)
-    neq_size = gfc_evaluate_now (logical_true_node, &fblock);
-  else
-    neq_size = gfc_evaluate_now (cond, &fblock);
-
   /* Deallocation of allocatable components will have to occur on
      reallocation.  Fix the old descriptor now.  */
   if ((expr1->ts.type == BT_DERIVED)
@@ -11048,20 +11017,6 @@ gfc_alloc_allocatable_for_assignment (gfc_loopinfo *loop,
   gfc_add_block_to_block (&realloc_block, &caf_se.post);
   realloc_expr = gfc_finish_block (&realloc_block);
 
-  /* Reallocate if sizes or dynamic types are different.  */
-  if (elemsize1)
-    {
-      tmp = fold_build2_loc (input_location, NE_EXPR, logical_type_node,
-			     elemsize1, elemsize2);
-      tmp = gfc_evaluate_now (tmp, &fblock);
-      neq_size = fold_build2_loc (input_location, TRUTH_OR_EXPR,
-				  logical_type_node, neq_size, tmp);
-    }
-  tmp = build3_v (COND_EXPR, neq_size, realloc_expr,
-		  build_empty_stmt (input_location));
-
-  realloc_expr = tmp;
-
   /* Malloc expression.  */
   gfc_init_block (&alloc_block);
   if (!coarray)
diff --git a/gcc/fortran/trans-decl.cc b/gcc/fortran/trans-decl.cc
index 63515b9..217de6b 100644
--- a/gcc/fortran/trans-decl.cc
+++ b/gcc/fortran/trans-decl.cc
@@ -2507,8 +2507,8 @@ create_function_arglist (gfc_symbol * sym)
 {
   tree fndecl;
   gfc_formal_arglist *f;
-  tree typelist, hidden_typelist;
-  tree arglist, hidden_arglist;
+  tree typelist, hidden_typelist, optval_typelist;
+  tree arglist, hidden_arglist, optval_arglist;
   tree type;
   tree parm;
 
@@ -2518,6 +2518,7 @@ create_function_arglist (gfc_symbol * sym)
      the new FUNCTION_DECL node.  */
   arglist = NULL_TREE;
   hidden_arglist = NULL_TREE;
+  optval_arglist = NULL_TREE;
   typelist = TYPE_ARG_TYPES (TREE_TYPE (fndecl));
 
   if (sym->attr.entry_master)
@@ -2619,6 +2620,15 @@ create_function_arglist (gfc_symbol * sym)
     if (f->sym != NULL)	/* Ignore alternate returns.  */
       hidden_typelist = TREE_CHAIN (hidden_typelist);
 
+  /* Advance hidden_typelist over optional+value argument presence flags.  */
+  optval_typelist = hidden_typelist;
+  for (f = gfc_sym_get_dummy_args (sym); f; f = f->next)
+    if (f->sym != NULL
+	&& f->sym->attr.optional && f->sym->attr.value
+	&& !f->sym->attr.dimension && f->sym->ts.type != BT_CLASS
+	&& !gfc_bt_struct (f->sym->ts.type))
+      hidden_typelist = TREE_CHAIN (hidden_typelist);
+
   for (f = gfc_sym_get_dummy_args (sym); f; f = f->next)
     {
       char name[GFC_MAX_SYMBOL_LEN + 2];
@@ -2698,28 +2708,30 @@ create_function_arglist (gfc_symbol * sym)
 		type = gfc_sym_type (f->sym);
 	    }
 	}
-      /* For noncharacter scalar intrinsic types, VALUE passes the value,
+      /* For scalar intrinsic types, VALUE passes the value,
 	 hence, the optional status cannot be transferred via a NULL pointer.
 	 Thus, we will use a hidden argument in that case.  */
-      else if (f->sym->attr.optional && f->sym->attr.value
-	       && !f->sym->attr.dimension && f->sym->ts.type != BT_CLASS
-	       && !gfc_bt_struct (f->sym->ts.type))
+      if (f->sym->attr.optional && f->sym->attr.value
+	  && !f->sym->attr.dimension && f->sym->ts.type != BT_CLASS
+	  && !gfc_bt_struct (f->sym->ts.type))
 	{
           tree tmp;
           strcpy (&name[1], f->sym->name);
-          name[0] = '_';
+	  name[0] = '.';
           tmp = build_decl (input_location,
 			    PARM_DECL, get_identifier (name),
 			    boolean_type_node);
 
-          hidden_arglist = chainon (hidden_arglist, tmp);
+	  optval_arglist = chainon (optval_arglist, tmp);
           DECL_CONTEXT (tmp) = fndecl;
           DECL_ARTIFICIAL (tmp) = 1;
           DECL_ARG_TYPE (tmp) = boolean_type_node;
           TREE_READONLY (tmp) = 1;
           gfc_finish_decl (tmp);
 
-	  hidden_typelist = TREE_CHAIN (hidden_typelist);
+	  /* The presence flag must be boolean.  */
+	  gcc_assert (TREE_VALUE (optval_typelist) == boolean_type_node);
+	  optval_typelist = TREE_CHAIN (optval_typelist);
 	}
 
       /* For non-constant length array arguments, make sure they use
@@ -2863,6 +2875,9 @@ create_function_arglist (gfc_symbol * sym)
       typelist = TREE_CHAIN (typelist);
     }
 
+  /* Add hidden present status for optional+value arguments.  */
+  arglist = chainon (arglist, optval_arglist);
+
   /* Add the hidden string length parameters, unless the procedure
      is bind(C).  */
   if (!sym->attr.is_bind_c)
diff --git a/gcc/fortran/trans-expr.cc b/gcc/fortran/trans-expr.cc
index e7b9211..b95c5cf 100644
--- a/gcc/fortran/trans-expr.cc
+++ b/gcc/fortran/trans-expr.cc
@@ -1985,15 +1985,14 @@ gfc_conv_expr_present (gfc_symbol * sym, bool use_saved_desc)
 
   /* Intrinsic scalars with VALUE attribute which are passed by value
      use a hidden argument to denote the present status.  */
-  if (sym->attr.value && sym->ts.type != BT_CHARACTER
-      && sym->ts.type != BT_CLASS && sym->ts.type != BT_DERIVED
-      && !sym->attr.dimension)
+  if (sym->attr.value && !sym->attr.dimension
+      && sym->ts.type != BT_CLASS && !gfc_bt_struct (sym->ts.type))
     {
       char name[GFC_MAX_SYMBOL_LEN + 2];
       tree tree_name;
 
       gcc_assert (TREE_CODE (decl) == PARM_DECL);
-      name[0] = '_';
+      name[0] = '.';
       strcpy (&name[1], sym->name);
       tree_name = get_identifier (name);
 
@@ -6162,11 +6161,21 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol * sym,
 		 value, pass "0" and a hidden argument gives the optional
 		 status.  */
 	      if (fsym && fsym->attr.optional && fsym->attr.value
-		  && !fsym->attr.dimension && fsym->ts.type != BT_CHARACTER
-		  && fsym->ts.type != BT_CLASS && fsym->ts.type != BT_DERIVED)
+		  && !fsym->attr.dimension && fsym->ts.type != BT_CLASS
+		  && !gfc_bt_struct (sym->ts.type))
 		{
-		  parmse.expr = fold_convert (gfc_sym_type (fsym),
-					      integer_zero_node);
+		  if (fsym->ts.type == BT_CHARACTER)
+		    {
+		      /* Pass a NULL pointer for an absent CHARACTER arg
+			 and a length of zero.  */
+		      parmse.expr = null_pointer_node;
+		      parmse.string_length
+			= build_int_cst (gfc_charlen_type_node,
+					 0);
+		    }
+		  else
+		    parmse.expr = fold_convert (gfc_sym_type (fsym),
+						integer_zero_node);
 		  vec_safe_push (optionalargs, boolean_false_node);
 		}
 	      else
@@ -11236,10 +11245,10 @@ alloc_scalar_allocatable_for_assignment (stmtblock_t *block,
 
   if (expr1->ts.type == BT_CHARACTER && expr1->ts.deferred)
     {
-      /* Use the rhs string length and the lhs element size.  */
+      /* Use the rhs string length and the lhs element size. Note that 'size' is
+	 used below for the string-length comparison, only.  */
       size = string_length;
-      tmp = TREE_TYPE (gfc_typenode_for_spec (&expr1->ts));
-      tmp = TYPE_SIZE_UNIT (tmp);
+      tmp = TYPE_SIZE_UNIT (gfc_get_char_type (expr1->ts.kind));
       size_in_bytes = fold_build2_loc (input_location, MULT_EXPR,
 				       TREE_TYPE (tmp), tmp,
 				       fold_convert (TREE_TYPE (tmp), size));
diff --git a/gcc/fortran/trans-intrinsic.cc b/gcc/fortran/trans-intrinsic.cc
index bb93802..9342698 100644
--- a/gcc/fortran/trans-intrinsic.cc
+++ b/gcc/fortran/trans-intrinsic.cc
@@ -7557,6 +7557,9 @@ gfc_conv_intrinsic_merge (gfc_se * se, gfc_expr * expr)
 				   &se->pre);
       se->string_length = len;
     }
+  tsource = gfc_evaluate_now (tsource, &se->pre);
+  fsource = gfc_evaluate_now (fsource, &se->pre);
+  mask = gfc_evaluate_now (mask, &se->pre);
   type = TREE_TYPE (tsource);
   se->expr = fold_build3_loc (input_location, COND_EXPR, type, mask, tsource,
 			      fold_convert (type, fsource));
diff --git a/gcc/fortran/trans-openmp.cc b/gcc/fortran/trans-openmp.cc
index 9bd4e6c..7a4a339 100644
--- a/gcc/fortran/trans-openmp.cc
+++ b/gcc/fortran/trans-openmp.cc
@@ -123,7 +123,7 @@ gfc_omp_check_optional_argument (tree decl, bool for_present_check)
       char name[GFC_MAX_SYMBOL_LEN + 2];
       tree tree_name;
 
-      name[0] = '_';
+      name[0] = '.';
       strcpy (&name[1], IDENTIFIER_POINTER (DECL_NAME (decl)));
       tree_name = get_identifier (name);
 
@@ -2724,6 +2724,14 @@ gfc_trans_omp_clauses (stmtblock_t *block, gfc_omp_clauses *clauses,
 			allocator_ = gfc_evaluate_now (se.expr, block);
 			OMP_CLAUSE_ALLOCATE_ALLOCATOR (node) = allocator_;
 		      }
+		    if (n->u.align)
+		      {
+			tree align_;
+			gfc_init_se (&se, NULL);
+			gfc_conv_expr (&se, n->u.align);
+			align_ = gfc_evaluate_now (se.expr, block);
+			OMP_CLAUSE_ALLOCATE_ALIGN (node) = align_;
+		      }
 		    omp_clauses = gfc_trans_add_clause (node, omp_clauses);
 		  }
 	      }
@@ -3626,7 +3634,10 @@ gfc_trans_omp_clauses (stmtblock_t *block, gfc_omp_clauses *clauses,
 		  gcc_unreachable ();
 		}
 	      tree node = build_omp_clause (input_location, clause_code);
-	      if (n->expr == NULL || n->expr->ref->u.ar.type == AR_FULL)
+	      if (n->expr == NULL
+		  || (n->expr->ref->type == REF_ARRAY
+		      && n->expr->ref->u.ar.type == AR_FULL
+		      && n->expr->ref->next == NULL))
 		{
 		  tree decl = gfc_trans_omp_variable (n->sym, false);
 		  if (gfc_omp_privatize_by_reference (decl))
@@ -3666,13 +3677,13 @@ gfc_trans_omp_clauses (stmtblock_t *block, gfc_omp_clauses *clauses,
 		{
 		  tree ptr;
 		  gfc_init_se (&se, NULL);
-		  if (n->expr->ref->u.ar.type == AR_ELEMENT)
+		  if (n->expr->rank == 0)
 		    {
 		      gfc_conv_expr_reference (&se, n->expr);
 		      ptr = se.expr;
 		      gfc_add_block_to_block (block, &se.pre);
 		      OMP_CLAUSE_SIZE (node)
-			= TYPE_SIZE_UNIT (TREE_TYPE (ptr));
+			= TYPE_SIZE_UNIT (TREE_TYPE (TREE_TYPE (ptr)));
 		    }
 		  else
 		    {
diff --git a/gcc/fortran/trans-stmt.cc b/gcc/fortran/trans-stmt.cc
index fd6d294..b288f1f 100644
--- a/gcc/fortran/trans-stmt.cc
+++ b/gcc/fortran/trans-stmt.cc
@@ -264,6 +264,7 @@ gfc_conv_elemental_dependencies (gfc_se * se, gfc_se * loopse,
       if (e->expr_type == EXPR_VARIABLE
 	    && e->rank && fsym
 	    && fsym->attr.intent != INTENT_IN
+	    && !fsym->attr.value
 	    && gfc_check_fncall_dependency (e, fsym->attr.intent,
 					    sym, arg0, check_variable))
 	{
diff --git a/gcc/fortran/trans-types.cc b/gcc/fortran/trans-types.cc
index def7552..196f2ce 100644
--- a/gcc/fortran/trans-types.cc
+++ b/gcc/fortran/trans-types.cc
@@ -3105,6 +3105,7 @@ gfc_get_function_type (gfc_symbol * sym, gfc_actual_arglist *actual_args,
 {
   tree type;
   vec<tree, va_gc> *typelist = NULL;
+  vec<tree, va_gc> *hidden_typelist = NULL;
   gfc_formal_arglist *f;
   gfc_symbol *arg;
   int alternate_return = 0;
@@ -3222,17 +3223,17 @@ gfc_get_function_type (gfc_symbol * sym, gfc_actual_arglist *actual_args,
 	       so that the value can be returned.  */
 	    type = build_pointer_type (gfc_charlen_type_node);
 
-	  vec_safe_push (typelist, type);
+	  vec_safe_push (hidden_typelist, type);
 	}
-      /* For noncharacter scalar intrinsic types, VALUE passes the value,
+      /* For scalar intrinsic types, VALUE passes the value,
 	 hence, the optional status cannot be transferred via a NULL pointer.
 	 Thus, we will use a hidden argument in that case.  */
-      else if (arg
-	       && arg->attr.optional
-	       && arg->attr.value
-	       && !arg->attr.dimension
-	       && arg->ts.type != BT_CLASS
-	       && !gfc_bt_struct (arg->ts.type))
+      if (arg
+	  && arg->attr.optional
+	  && arg->attr.value
+	  && !arg->attr.dimension
+	  && arg->ts.type != BT_CLASS
+	  && !gfc_bt_struct (arg->ts.type))
 	vec_safe_push (typelist, boolean_type_node);
       /* Coarrays which are descriptorless or assumed-shape pass with
 	 -fcoarray=lib the token and the offset as hidden arguments.  */
@@ -3245,11 +3246,15 @@ gfc_get_function_type (gfc_symbol * sym, gfc_actual_arglist *actual_args,
 		  && CLASS_DATA (arg)->attr.codimension
 		  && !CLASS_DATA (arg)->attr.allocatable)))
 	{
-	  vec_safe_push (typelist, pvoid_type_node);  /* caf_token.  */
-	  vec_safe_push (typelist, gfc_array_index_type);  /* caf_offset.  */
+	  vec_safe_push (hidden_typelist, pvoid_type_node);  /* caf_token.  */
+	  vec_safe_push (hidden_typelist, gfc_array_index_type);  /* caf_offset.  */
 	}
     }
 
+  /* Put hidden character length, caf_token, caf_offset at the end.  */
+  vec_safe_reserve (typelist, vec_safe_length (hidden_typelist));
+  vec_safe_splice (typelist, hidden_typelist);
+
   if (!vec_safe_is_empty (typelist)
       || sym->attr.is_main_program
       || sym->attr.if_source != IFSRC_UNKNOWN)