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authorJakub Jelinek <jakub@gcc.gnu.org>2017-01-01 12:31:28 +0100
committerJakub Jelinek <jakub@gcc.gnu.org>2017-01-01 12:31:28 +0100
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gcc.c (process_command): Update copyright notice dates.
gcc/ * gcc.c (process_command): Update copyright notice dates. * gcov-dump.c (print_version): Ditto. * gcov.c (print_version): Ditto. * gcov-tool.c (print_version): Ditto. * gengtype.c (create_file): Ditto. * doc/cpp.texi: Bump @copying's copyright year. * doc/cppinternals.texi: Ditto. * doc/gcc.texi: Ditto. * doc/gccint.texi: Ditto. * doc/gcov.texi: Ditto. * doc/install.texi: Ditto. * doc/invoke.texi: Ditto. gcc/fortran/ * gfortranspec.c (lang_specific_driver): Update copyright notice dates. * gfc-internals.texi: Bump @copying's copyright year. * gfortran.texi: Ditto. * intrinsic.texi: Ditto. * invoke.texi: Ditto. gcc/ada/ * gnat_ugn.texi: Bump @copying's copyright year. * gnat_rm.texi: Likewise. gcc/go/ * gccgo.texi: Bump @copyrights-go year. libitm/ * libitm.texi: Bump @copying's copyright year. libgomp/ * libgomp.texi: Bump @copying's copyright year. libquadmath/ * libquadmath.texi: Bump @copying's copyright year. From-SVN: r243992
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+2016-12-27 Jakub Jelinek <jakub@redhat.com>
+
+ * gfortran.h (gfc_error): Rename overload with OPT argument to...
+ (gfc_error_opt): ... this.
+ * error.c (gfc_error): Rename overloads with OPT argument to...
+ (gfc_error_opt): ... this. Adjust callers.
+ (gfc_notify_std, gfc_error): Adjust callers.
+ * resolve.c (resolve_structure_cons, resolve_global_procedure): Use
+ gfc_error_opt instead of gfc_error.
+ * interface.c (argument_rank_mismatch, compare_parameter,
+ gfc_check_typebound_override): Likewise. Fix up formatting.
+
+2016-12-23 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * trans-expr.c (trans_class_assignment): Allocate memory of _vptr->size
+ before assigning an allocatable class object.
+ (gfc_trans_assignment_1): Flag that (re-)alloc of the class object
+ shall be done.
+
+2016-12-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/78866
+ * openmp.c (resolve_omp_clauses): Diagnose assumed size arrays in
+ OpenMP map, to and from clauses.
+ * trans-openmp.c: Include diagnostic-core.h, temporarily redefining
+ GCC_DIAG_STYLE to __gcc_tdiag__.
+ (gfc_omp_finish_clause): Diagnose implicitly mapped assumed size
+ arrays.
+
+2016-12-21 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/78867
+ * trans-expr.c (gfc_conv_procedure_call): Emit DECL_EXPR also for
+ non-pointer character results.
+
+2016-12-21 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * iresolve.c (gfc_resolve_ftell): Call "ftell" instead of "ftell2".
+
+2016-12-20 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * trans-types.c (gfc_init_types): Don't redefine boolean type node.
+
+2016-12-19 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * trans-decl.c (create_main_function): Remove unused elements to
+ the set_options call.
+
+2016-12-19 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * trans.h: Remove gfor_fndecl_stop_numeric_f08.
+ * trans-decl.c: Remove gfor_fndecl_stop_numeric_f08.
+ * trans-stmt.c (gfc_trans_stop): Use gfor_fndecl_stop_numeric
+ instead of gfor_fndecl_stop_numeric_f08.
+
+2016-12-19 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78545
+ * intrinsic.texi: Minor documentation fixes for non-standard
+ time-related intrinsics. Add references to standard intrinsics and
+ linkify some existing references.
+
+2016-12-18 Dominique d'Humieres <dominiq@lps.ens.fr>
+
+ PR fortran/78545
+ * intrinsic.texi: Fix documentation for GMTIME and LTIME.
+
+2016-12-18 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78848
+ * trans-io.c (get_dtio_proc): Generate non-typebound DTIO call for class
+ variables, if no typebound DTIO procedure is available.
+
+2016-12-18 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78592
+ * interfac.c (gfc_find_specific_dtio_proc): Fixup for r243005, making
+ sure that the generic list is followed through until the end.
+
+2016-12-17 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78239
+ * decl.c (char_len_param_value): Actually commit previous change.
+
+2016-12-17 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78239
+ * decl.c( char_len_param_value): Also check for -fimplicit-none
+ when determining if implicit none is in force.
+
+2016-12-16 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/78622
+ * io.c (format_lex): Continue of string delimiter seen.
+
+2016-12-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/78757
+ * trans-expr.c (gfc_conv_procedure_call): Emit DECL_EXPR for the
+ type pstr var points to.
+
+2016-12-15 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78798
+ * gfortran.h (gfc_compare_derived_types,gfc_compare_types,
+ gfc_compare_interfaces,gfc_has_vector_subscript): Return bool instead
+ of int.
+ * interface.c (compare_components): Ditto.
+ (gfc_compare_union_types): Rename to compare_union_types, declare as
+ static, return bool.
+ (gfc_compare_derived_types): Return bool instead of int.
+ (gfc_compare_types): Ditto.
+ (compare_type): Ditto.
+ (compare_rank): Ditto.
+ (compare_type_rank): Ditto.
+ (compare_type_rank_if): Ditto.
+ (count_types_test): Ditto.
+ (generic_correspondence): Ditto.
+ (gfc_compare_interfaces): Ditto.
+ (check_interface0): Ditto.
+ (check_interface1): Ditto.
+ (compare_allocatable): Ditto.
+ (compare_parameter): Ditto.
+ (gfc_has_vector_subscript): Ditto.
+ (compare_actual_formal): Ditto.
+
+2016-12-15 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78800
+ * interface.c (compare_allocatable): Avoid additional errors on bad
+ class declarations.
+ (compare_parameter): Put the result of gfc_expr_attr into a variable,
+ in order to avoid calling it multiple times. Exit early on bad class
+ declarations to avoid ICE.
+
+2016-12-14 Martin Jambor <mjambor@suse.cz>
+
+ * trans-openmp.c: Include omp-general.h.
+
+2016-12-14 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/78780
+ * trans-expr.c (gfc_trans_assignment_1): Improve check whether detour
+ caf-runtime routines is needed.
+
+2016-12-14 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/78672
+ * array.c (gfc_find_array_ref): Add flag to return NULL when no ref is
+ found instead of erroring out.
+ * data.c (gfc_assign_data_value): Only constant expressions are valid
+ for initializers.
+ * gfortran.h: Reflect change of gfc_find_array_ref's signature.
+ * interface.c (compare_actual_formal): Access the non-elemental
+ array-ref. Prevent taking a REF_COMPONENT for a REF_ARRAY. Correct
+ indentation.
+ * module.c (load_omp_udrs): Clear typespec before reading into it.
+ * trans-decl.c (gfc_build_qualified_array): Prevent accessing the array
+ when it is a coarray.
+ * trans-expr.c (gfc_conv_cst_int_power): Use wi::abs()-function instead
+ of crutch preventing sanitizer's bickering here.
+ * trans-stmt.c (gfc_trans_deallocate): Only get data-component when it
+ is a descriptor-array here.
+
+2016-12-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78798
+ * gfortran.h (gfc_is_constant_expr, gfc_is_formal_arg,
+ gfc_is_compile_time_shape): Return bool instead of int.
+ * array.c (gfc_is_compile_time_shape): Ditto.
+ * expr.c (gfc_is_constant_expr): Ditto.
+ * resolve.c (gfc_is_formal_arg): Ditto. Make formal_arg_flag bool.
+
+2016-12-13 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/77785
+ * resolve.c (resolve_symbol): Correct attr lookup to the _data
+ component.
+ * trans-array.c (gfc_alloc_allocatable_for_assignment): Indirect ref
+ pointers and references before retrieving the caf-token.
+
+2016-12-13 Janus Weil <janus@gcc.gnu.org>
+ Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/78737
+ * gfortran.h (gfc_find_typebound_dtio_proc): New prototype.
+ * interface.c (gfc_compare_interfaces): Whitespace fix.
+ (gfc_find_typebound_dtio_proc): New function.
+ (gfc_find_specific_dtio_proc): Use it. Improve error recovery.
+ * trans-io.c (get_dtio_proc): Implement polymorphic calls to DTIO
+ procedures.
+
+2016-12-12 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78392
+ * expr.c (gfc_is_constant_expr): Specification functions are not
+ compile-time constants. Update documentation (add reference to F08
+ standard), add a FIXME.
+ (external_spec_function): Add reference to F08 standard.
+ * resolve.c (resolve_fl_variable): Ditto.
+
+2016-12-10 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78226
+ * error.c (gfc_warning_internal): New function.
+ * frontend-passes.c (gfc_run_passes): Call check_locus if
+ CHECKING_P is defined.
+ (check_locus_code): New function.
+ (check_locus_expr): New function.
+ (check_locus): New function.
+ * gfortran.h: Add prototype for gfc_warning_internal.
+
+2016-12-10 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/78350
+ * resolve.c (resolve_structure_cons): Remove the block that
+ tried to remove a charlen and rely on namespace cleanup.
+
+2016-12-09 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/77903
+ * decl.c (get_proc_name): Use the symbol tlink field instead of
+ the typespec interface field.
+ (gfc_match_function_decl, gfc_match_submod_proc): Ditto.
+ * gfortran.h : Since the symbol tlink field is no longer used
+ by the frontend for change management, change the comment to
+ reflect its current uses.
+ * parse.c (get_modproc_result): Same as decl.c changes.
+ * resolve.c (resolve_fl_procedure): Ditto.
+
+2016-12-09 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/61767
+ * class.c (has_finalizer_component): Fix this function to detect only
+ non-pointer non-allocatable components which have a finalizer.
+
+2016-12-09 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/78505
+ * trans-stmt.c (gfc_trans_allocate): Add sync all after the execution
+ of the whole allocate-statement to adhere to the standard.
+
+2016-12-09 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * trans-array.c (gfc_array_deallocate): Remove wrapper.
+ (gfc_trans_dealloc_allocated): Same.
+ (structure_alloc_comps): Restructure deallocation of (nested)
+ allocatable components. Insert dealloc of sub-component into the block
+ guarded by the if != NULL for the component.
+ (gfc_trans_deferred_array): Use the almightly deallocate_with_status.
+ * trans-array.h: Remove prototypes.
+ * trans-expr.c (gfc_conv_procedure_call): Use the almighty deallocate_
+ with_status.
+ * trans-openmp.c (gfc_walk_alloc_comps): Likewise.
+ (gfc_omp_clause_assign_op): Likewise.
+ (gfc_omp_clause_dtor): Likewise.
+ * trans-stmt.c (gfc_trans_deallocate): Likewise.
+ * trans.c (gfc_deallocate_with_status): Allow deallocation of scalar
+ and arrays as well as coarrays.
+ (gfc_deallocate_scalar_with_status): Get the data member for coarrays
+ only when freeing an array with descriptor. And set correct caf_mode
+ when freeing components of coarrays.
+ * trans.h: Change prototype of gfc_deallocate_with_status to allow
+ adding statements into the block guarded by the if (pointer != 0) and
+ supply a coarray handle.
+
+2016-12-09 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/44265
+ * gfortran.h : Add fn_result_spec bitfield to gfc_symbol.
+ * resolve.c (flag_fn_result_spec): New function.
+ (resolve_fntype): Call it for character result lengths.
+ * symbol.c (gfc_new_symbol): Set fn_result_spec to zero.
+ * trans-decl.c (gfc_sym_mangled_identifier): Include the
+ procedure name in the mangled name for symbols with the
+ fn_result_spec bit set.
+ (gfc_finish_var_decl): Mark the decls of these symbols
+ appropriately for the case where the function is external.
+ (gfc_get_symbol_decl): Mangle the name of these symbols.
+ (gfc_create_module_variable): Allow them through the assert.
+ (gfc_generate_function_code): Remove the assert before the
+ initialization of sym->tlink because the frontend no longer
+ uses this field.
+ * trans-expr.c (gfc_map_intrinsic_function): Add a case to
+ treat the LEN_TRIM intrinsic.
+ (gfc_trans_string_copy): Deal with Wstringop-overflow warning
+ that can occur with constant source lengths at -O3.
+
+2016-12-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/65173
+ PR fortran/69064
+ PR fortran/69859
+ PR fortran/78350
+ * gfortran.h (gfc_namespace): Remove old_cl_list member.
+ * parse.c (use_modules, next_statement): old_cl_list is gone.
+ (clear_default_charlen): Remove no longer used function.
+ (reject_statement): Do not try ot clean up gfc_charlen structure(s)
+ that may have been added to a cl_list list.
+ * symbol.c (gfc_new_charlen): old_cl_list structure is gone.
+
+2016-12-06 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/78659
+ * resolve.c (resolve_fl_namelist): Remove unneeded error.
+
+2016-12-06 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/78226
+ * class.c (finalize_component): Add missing locus information.
+ (finalization_scalarizer): Likewise.
+ (finalization_get_offset): Likewise.
+ (finalizer_insert_packed_call): Likewise.
+ (generate_finalization_wrapper): Likewise.
+
+2016-12-05 Nathan Sidwell <nathan@acm.org>
+
+ * error.c (gfc_warning_check): Call diagnostic_check_max_errors.
+ (gfc_error_check): Likewise.
+
+2016-12-04 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78618
+ * intrinsic.c (gfc_convert_type_warn): Do not set the full typespec for
+ the conversion symbol, but only type and kind. Set the full typespec
+ for the expression.
+ (gfc_convert_chartype): Ditto.
+
+2016-12-03 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/43207
+ * primary.c (gfc_match_varspec): Reject nonpolymorphic references to
+ abstract types.
+
+2016-12-03 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/42188
+ * primary.c (gfc_match_rvalue): Add a new check that gives better error
+ messages.
+
+2016-12-03 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/58175
+ * resolve.c (gfc_resolve_finalizers): Prevent bogus warning.
+
+2016-12-02 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * simplify.c (gfc_convert_char_constant): Free result on error.
+
+2016-12-02 Janus Weil <janus@gcc.gnu.org>
+ Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78618
+ * check.c (gfc_check_rank): Remove ATTRIBUTE_UNUSED.
+ * expr.c (gfc_check_assign): Fix error propagation.
+
+2016-12-01 Elizebeth Punnoose <elizebeth.punnoose@hpe.com>
+
+ PR fortran/77505
+ * trans-array.c (trans_array_constructor): Treat negative character
+ length as LEN = 0.
+
+2016-12-01 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78279
+ * dependency.c (identical_array_ref): Convert gcc_assert to conditional
+ and gfc_internal_error.
+
+2016-11-30 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * check.c (gfc_check_allocated): By pass the caf_get call and check on
+ the array.
+ * gfortran.h: Add optional flag to gfc_caf_attr.
+ * gfortran.texi: Document new enum values and _caf_is_present function.
+ * primary.c (caf_variable_attr): Add optional flag to indicate that the
+ expression is reffing a component.
+ (gfc_caf_attr): Likewise.
+ * trans-array.c (gfc_array_deallocate): Handle deallocation mode for
+ coarray deregistration.
+ (gfc_trans_dealloc_allocated): Likewise.
+ (duplicate_allocatable): Use constants instead of
+ creating custom constant tree node of zero or one. Use gfc_add_modify
+ convenience function.
+ (duplicate_allocatable_coarray): This function is similar to
+ duplicate_allocatable but tailored to handle coarrays.
+ (caf_enabled): Check whether in-derived-type coarray processing is
+ enabled.
+ (caf_in_coarray): Check that in-derived-type coarray processing is
+ enabled and currently in a derived-typed coarray.
+ (gfc_caf_is_dealloc_only): Return true, when deallocate only is
+ desired for components in derived typed coarrays.
+ (structure_alloc_comps): A mode for handling coarrays, that is no
+ longer encode in the purpose. This makes the use cases of the
+ routine more flexible without repeating. Allocatable components in
+ derived type coarrays are now registered only when nullifying an
+ object and allocated before copying data into them.
+ (gfc_nullify_alloc_comp): Use the caf_mode of structure_alloc_comps
+ now.
+ (gfc_deallocate_alloc_comp): Likewise.
+ (gfc_deallocate_alloc_comp_no_caf): Likewise.
+ (gfc_reassign_alloc_comp_caf): Likewise.
+ (gfc_copy_alloc_comp): Likewise.
+ (gfc_copy_only_alloc_comp): Likewise.
+ (gfc_alloc_allocatable_for_assignment): Make use to the cheaper way of
+ reallocating a coarray without deregistering and reregistering it.
+ (gfc_trans_deferred_array): Initialize the coarray token correctly for
+ deferred variables and tear them down on exit.
+ * trans-array.h: Change some prototypes to add the coarray (de-)
+ registration modes. Add prototype for checking if deallocate only is
+ selected for components in derived typed coarrays.
+ * trans-decl.c (gfc_build_builtin_function_decls): Generate the
+ declarations for the changed/new caf-lib routines.
+ (gfc_trans_deferred_vars): Ensure deferred variables are (de-)
+ registered correctly on procedure entry/exit.
+ (generate_coarray_sym_init): Use constants.
+ * trans-expr.c (gfc_conv_procedure_call): Propagate coarray allocation
+ modes accordingly.
+ (gfc_trans_alloc_subarray_assign): Likewise.
+ (gfc_trans_subcomponent_assign): Likewise.
+ (gfc_trans_structure_assign): Generate code to register the components
+ of a derived type coarray prior to initialization.
+ (gfc_conv_structure): Set flag that the structure is in a coarray.
+ (gfc_trans_scalar_assign): Add flag to indicate being in a coarray and
+ set the structure_alloc_comps modes correctly.
+ (gfc_trans_assignment_1): Figure being in a coarray expression.
+ * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Adapt to new
+ structure_alloc_comps interface.
+ (conv_caf_send): Use the old API as long as possible.
+ (trans_caf_is_present): Generate code to check whether an allocatable
+ component in a derived typed coarray is allocated on a remote image.
+ (caf_this_image_ref): Return true, when only reffing this image.
+ (gfc_conv_allocated): Convert allocated queries on allocatable
+ components to the library API.
+ (conv_intrinsic_move_alloc): Adapt to new interface of
+ structure_alloc_comps.
+ * trans-openmp.c (gfc_walk_alloc_comps): Likewise.
+ (gfc_omp_clause_assign_op): Likewise.
+ (gfc_omp_clause_dtor): Likewise.
+ * trans-stmt.c (gfc_trans_deallocate): Figure which mode to use when
+ deallocating allocatable components in derived type coarras.
+ * trans.c (gfc_allocate_using_lib): Renamed to
+ gfc_allcate_using_caf_lib.
+ (gfc_allocate_allocatable): Set the registration mode/type of caf-
+ register calls adapting to all the possible allocatable objects.
+ (gfc_deallocate_with_status): Add deregistration mode for allocatable
+ components in derived type coarrays.
+ (gfc_deallocate_scalar_with_status): Likewise.
+ * trans.h (enum gfc_coarray_type): Renamed to gfc_coarray_regtype to
+ avoid collision with gfc_coarray_deregtype.
+
+2016-11-30 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78593
+ * primary.c (gfc_match_varspec): Check if sym is non-null to avoid ICE.
+
+2016-11-30 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78592
+ * interface.c (gfc_find_specific_dtio_proc): Rearrange code to avoid
+ dereferencing a null pointer.
+
+2016-11-30 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78573
+ * decl.c (build_struct): On error, return directly and do not build
+ class symbol.
+
+2016-11-29 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/58175
+ * resolve.c (gfc_resolve_finalizers): Properly detect scalar finalizers.
+
+2016-11-27 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/78474
+ * module.c (gfc_match_submodule): If there is more than one
+ colon, it is a syntax error.
+
+ PR fortran/78331
+ * module.c (gfc_use_module): If an smod file does not exist it
+ is either because the module does not have a module procedure
+ interface or there is an error in the module.
+
+2016-11-25 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * intrinsic.texi: Fix ptrdiff_t typo in ISO_C_BINDING constants
+ table.
+
+2016-11-25 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/60853
+ * interface.c (gfc_compare_interfaces): Remove bad special case for
+ unlimited polymorphism. Refactor for loop.
+
+2016-11-25 Andre Vehreschild <vehre@gcc.gnu.org>
+ Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/78293
+ * trans-expr.c (gfc_conv_procedure_call): Prepend deallocation
+ of alloctable components to post, rather than adding to
+ se->post.
+ * trans-stmt.c (gfc_trans_allocate): Move deallocation of expr3
+ allocatable components so that all expr3s are visited.
+
+2016-11-25 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/78293
+ * gfortran.dg/allocatable_function_10.f90: New test.
+ * gfortran.dg/class_array_15.f03: Increase builtin_free count
+ from 11 to 12.
+
+2016-11-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78500
+ * expr.c (gfc_check_vardef_contextm): Fix NULL pointer dereference.
+ * interface.c (matching_typebound_op): Ditto.
+
+2016-11-23 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78297
+ * trans-common.c (finish_equivalences): Do not dereference a NULL pointer.
+
+2016-11-23 Martin Jambor <mjambor@suse.cz>
+
+ * f95-lang.c (DEF_HSA_BUILTIN): New macro.
+
+2016-11-22 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78479
+ * expr.c (gfc_apply_init): Allocate a charlen if needed.
+
+2016-11-22 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78443
+ * class.c (add_proc_comp): Add a vtype component for non-overridable
+ procedures that are overriding.
+
+2016-11-20 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/69741
+ * resolve.c (gfc_resolve_forall): Check for nonscalar index variables.
+
+2016-11-20 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/78395
+ * resolve.c (resolve_typebound_function): Prevent stripping of refs,
+ when the base-expression is a class' typed one.
+
+2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
+ Alan Hayward <alan.hayward@arm.com>
+ David Sherwood <david.sherwood@arm.com>
+
+ * trans-common.c (build_common_decl): Use SET_DECL_MODE.
+ * trans-decl.c (gfc_build_label_decl): Likewise.
+ * trans-types.c (gfc_get_array_descr_info): Likewise.
+
+2016-11-17 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/66227
+ * simplify.c (gfc_simplify_extends_type_of): Fix missed optimization.
+ Prevent over-simplification. Fix a comment. Add a comment.
+
+2016-11-16 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/58001
+ * io.c (next_char_not_space): Update handling of a 'tab' in a FORMAT.
+ (format_lex): Adjust invocations of next_char_not_space().
+
+2016-11-16 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/78356
+ * class.c (gfc_is_class_scalar_expr): Prevent taking an array ref for
+ a component ref.
+ * trans-expr.c (gfc_trans_assignment_1): Ensure a reference to the
+ object to copy is generated, when assigning class objects.
+
+2016-11-14 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ * dump-parse-tree.c (show_code): Add prototype.
+ (gfc_debug_code): New function.
+ (show_code_node): Add space after SELECT TYPE.
+
+2016-11-14 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/78300
+ * resolve.c (resolve_procedure_interface): Properly handle CLASS-valued
+ function results.
+
+2016-11-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/60952
+ * decl.c (match_procedure_in_type): Apply the FL_PROCEDURE attribute
+ to the target procedure.
+
+2016-11-13 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/66366
+ * resolve.c (resolve_component): Move check for C437
+ to ...
+ * decl.c (build_struct): ... here. Fix indentation.
+
+2016-11-12 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/77501
+ * class.c (gfc_find_typebound_intrinsic_op): Remove an unnecessary
+ assert and nullification.
+ * decl.c (gfc_match_decl_type_spec): Use gfc_get_tbp_symtree,
+ fix indentation.
+ (gfc_match_generic): Remove an unnecessary assert.
+ Use gfc_get_tbp_symtree to avoid ICE.
+
+2016-11-10 Fritz O. Reese <fritzoreese@gmail.com>
+
+ PR fortran/78277
+ * gcc/fortran/decl.c (gfc_match_data_decl): Gracefully handle bad
+ anonymous structure declarations.
+
+2016-11-10 Fritz O. Reese <fritzoreese@gmail.com>
+
+ * decl.c (get_struct_decl, gfc_match_map, gfc_match_union): Fix
+ whitespace.
+ * interface.c (gfc_compare_union_types): Likewise.
+
+2016-11-10 Jakub Jelinek <jakub@redhat.com>
+
+ * cpp.c (cpp_define_builtins): Define _OPENMP to 201511 instead
+ of 201307.
+ * gfortran.texi: Mention partial OpenMP 4.5 support.
+ * intrinsic.texi: Update for OpenMP 4.5.
+
+ * openmp.c (gfc_free_omp_clauses): Free critical_name, grainsize,
+ hint, num_tasks, priority and if_exprs.
+ (gfc_match_omp_to_link, gfc_match_omp_depend_sink): New functions.
+ (enum omp_mask1, enum omp_mask2): New enums.
+ Change all OMP_CLAUSE_* defines into enum values, and change their
+ values from ((uint64_t) 1 << bit) to just bit.
+ (omp_mask, omp_inv_mask): New classes. Add ctors and operators.
+ (gfc_match_omp_clauses): Change mask argument from uint64_t to
+ const omp_mask. Assert OMP_MASK1_LAST and OMP_MASK2_LAST are
+ at most 64. Move delete clause handling to where it
+ alphabetically belongs. Parse defaultmap, grainsize, hint,
+ is_device_ptr, nogroup, nowait, num_tasks, priority, simd, threads
+ and use_device_ptr clauses. Parse if clause modifier. Parse map
+ clause always modifier, and release and delete kinds. Parse ordered
+ clause with argument. Parse schedule clause modifiers. Differentiate
+ device clause parsing based on openacc flag. Guard link clause
+ parsing with openacc flag. Add support for parsing
+ linear clause modifiers. Parse depend(source) and depend(sink: ...).
+ Use gfc_match_omp_to_link for to and link clauses in declare target
+ construct.
+ (match_acc): Change mask type from uint64_t to const omp_mask.
+ (OMP_SINGLE_CLAUSES, OMP_ORDERED_CLAUSES,
+ OMP_DECLARE_TARGET_CLAUSES, OMP_TASKLOOP_CLAUSES,
+ OMP_TARGET_ENTER_DATA_CLAUSES, OMP_TARGET_EXIT_DATA_CLAUSES): Define.
+ (OACC_PARALLEL_CLAUSES, OACC_KERNELS_CLAUSES, OACC_DATA_CLAUSES,
+ OACC_LOOP_CLAUSES, OACC_HOST_DATA_CLAUSES, OACC_DECLARE_CLAUSES,
+ OACC_ENTER_DATA_CLAUSES, OACC_EXIT_DATA_CLAUSES, OACC_WAIT_CLAUSES,
+ OACC_ROUTINE_CLAUSES, OMP_PARALLEL_CLAUSES, OMP_DECLARE_SIMD_CLAUSES,
+ OMP_SECTIONS_CLAUSES, OMP_TEAMS_CLAUSES, OMP_DISTRIBUTE_CLAUSES):
+ Replace first or only OMP_CLAUSE_* value in bitset with
+ omp_mask (OMP_CLAUSE_*).
+ (OMP_DO_CLAUSES): Likewise. Add OMP_CLAUSE_LINEAR.
+ (OMP_SIMD_CLAUSES): Replace first or only OMP_CLAUSE_* value in
+ bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_SIMDLEN.
+ (OACC_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value in
+ bitset with omp_mask (OMP_CLAUSE_*). Replace OMP_CLAUSE_OACC_DEVICE
+ with OMP_CLAUSE_DEVICE.
+ (OMP_TASK_CLAUSES): Replace first or only OMP_CLAUSE_* value in
+ bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_PRIORITY.
+ (OMP_TARGET_CLAUSES): Replace first or only OMP_CLAUSE_* value in
+ bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_DEPEND,
+ OMP_CLAUSE_NOWAIT, OMP_CLAUSE_PRIVATE, OMP_CLAUSE_FIRSTPRIVATE,
+ OMP_CLAUSE_DEFAULTMAP and OMP_CLAUSE_IS_DEVICE_PTR.
+ (OMP_TARGET_DATA_CLAUSES): Replace first or only OMP_CLAUSE_* value in
+ bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_USE_DEVICE_PTR.
+ (OMP_TARGET_UPDATE_CLAUSES): Replace first or only OMP_CLAUSE_* value
+ in bitset with omp_mask (OMP_CLAUSE_*). Add OMP_CLAUSE_DEPEND and
+ OMP_CLAUSE_NOWAIT.
+ (match_omp): Change mask argument from unsigned int to
+ const omp_mask.
+ (gfc_match_omp_critical): Parse optional clauses and use omp_clauses
+ union member instead of omp_name.
+ (gfc_match_omp_end_critical): New function.
+ (gfc_match_omp_distribute_parallel_do): Remove ordered and linear
+ clauses from the mask.
+ (gfc_match_omp_distribute_parallel_do_simd): Use
+ & ~(omp_mask (OMP_CLAUSE_*)) instead of & ~OMP_CLAUSE_*.
+ (gfc_match_omp_target_teams_distribute_parallel_do_simd): Likewise.
+ (gfc_match_omp_teams_distribute_parallel_do_simd): Likewise.
+ (gfc_match_omp_do_simd): Likewise. Don't remove ordered clause from
+ the mask.
+ (gfc_match_omp_parallel_do_simd): Likewise.
+ (gfc_match_omp_target_teams_distribute_parallel_do): Likewise.
+ (gfc_match_omp_teams_distribute_parallel_do): Likewise.
+ (gfc_match_omp_declare_simd): If not using the form with
+ (proc-name), require space before first clause. Make (proc-name)
+ optional. If not present, set proc_name to NULL.
+ (gfc_match_omp_declare_target): Rewritten for OpenMP 4.5.
+ (gfc_match_omp_single): Use OMP_SINGLE_CLAUSES.
+ (gfc_match_omp_task, gfc_match_omp_taskwait, gfc_match_omp_taskyield):
+ Move around to where they belong alphabetically.
+ (gfc_match_omp_target_enter_data, gfc_match_omp_target_exit_data,
+ gfc_match_omp_target_parallel, gfc_match_omp_target_parallel_do,
+ gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd,
+ gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd):
+ New functions.
+ (gfc_match_omp_ordered): Parse clauses.
+ (gfc_match_omp_ordered_depend): New function.
+ (gfc_match_omp_cancel, gfc_match_omp_end_single): Use
+ omp_mask (OMP_CLAUSE_*) instead of OMP_CLAUSE_*.
+ (resolve_oacc_scalar_int_expr): Renamed to ...
+ (resolve_scalar_int_expr): ... this. Fix up formatting.
+ (resolve_oacc_positive_int_expr): Renamed to ...
+ (resolve_positive_int_expr): ... this. Fix up formatting.
+ (resolve_nonnegative_int_expr): New function.
+ (resolve_omp_clauses): Adjust callers, use the above functions
+ even for OpenMP clauses, add handling of new OpenMP 4.5 clauses.
+ Require orderedc >= collapse if specified. Handle depend(sink:)
+ and depend(source) restrictions. Disallow linear clause when
+ orderedc is non-zero. Diagnose linear clause modifiers when not in
+ declare simd. Only check for integer type if ref modifier
+ is not used. Remove diagnostics for required VALUE attribute.
+ Diagnose VALUE attribute with ref or uval modifiers. Allow
+ non-constant linear-step, if it is a dummy argument alone and is
+ mentioned in uniform clause. Diagnose map kinds not allowed
+ for various constructs. Diagnose target {enter ,exit ,}data without
+ any map clauses. Add dummy OMP_LIST_IS_DEVICE_PTR and
+ OMP_LIST_USE_DEVICE_PTR cases.
+ (gfc_resolve_omp_do_blocks): Set omp_current_do_collapse to orderedc
+ if non-zero.
+ (gfc_resolve_omp_parallel_blocks): Handle new OpenMP 4.5 constructs,
+ replace underscores with spaces in a few construct names.
+ (resolve_omp_do): Set collapse to orderedc if non-zero. Handle new
+ OpenMP 4.5 constructs.
+ (resolve_oacc_loop_blocks): Call resolve_positive_int_expr instead
+ of resolve_oacc_positive_int_expr.
+ (gfc_resolve_omp_directive): Handle new OpenMP 4.5 constructs.
+ (gfc_resolve_omp_declare_simd): Allow ods->proc_name to be NULL.
+ * trans-openmp.c (gfc_omp_scalar_p): New function.
+ (doacross_steps): New variable.
+ (gfc_trans_omp_clauses): Handle new OpenMP 4.5 clauses and new clause
+ modifiers.
+ (gfc_trans_omp_critical): Adjust EXEC_OMP_CRITICAL handling.
+ (gfc_trans_omp_do): Handle doacross loops. Clear sched_simd flag.
+ Handle EXEC_OMP_TASKLOOP.
+ (gfc_trans_omp_ordered): Translate omp clauses, allow NULL
+ code->block.
+ (GFC_OMP_SPLIT_TASKLOOP, GFC_OMP_MASK_TASKLOOP): New enum constants.
+ (gfc_split_omp_clauses): Copy orderedc together with ordered. Change
+ firstprivate and lastprivate handling for OpenMP 4.5.
+ Handle EXEC_OMP_TARGET_SIMD, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD}
+ and EXEC_OMP_TASKLOOP{,_SIMD}. Add handling for new OpenMP 4.5
+ clauses and clause modifiers and handle if clause without/with
+ modifiers.
+ (gfc_trans_omp_teams): Add omp_clauses argument, add it to other
+ teams clauses. Don't wrap into OMP_TEAMS if -fopenmp-simd.
+ (gfc_trans_omp_target): For -fopenmp, translate num_teams and
+ thread_limit clauses on combined target teams early and pass to
+ gfc_trans_omp_teams. Set OMP_TARGET_COMBINED if needed.
+ Handle EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD} and
+ EXEC_OMP_TARGET_SIMD.
+ (gfc_trans_omp_taskloop, gfc_trans_omp_target_enter_data,
+ gfc_trans_omp_target_exit_data): New functions.
+ (gfc_trans_omp_directive): Handle EXEC_OMP_TARGET_{ENTER,EXIT}_DATA
+ EXEC_OMP_TASKLOOP{,_SIMD}, EXEC_OMP_TARGET_PARALLEL{,_DO,_DO_SIMD}
+ and EXEC_OMP_TARGET_SIMD. Adjust gfc_trans_omp_teams caller.
+ * symbol.c (check_conflict): Handle omp_declare_target_link.
+ (gfc_add_omp_declare_target_link): New function.
+ (gfc_copy_attr): Copy omp_declare_target_link.
+ * dump-parse-tree.c (show_omp_namelist): Handle OMP_DEPEND_SINK_FIRST
+ depend_op. Print linear clause modifiers.
+ (show_omp_clauses): Adjust for OpenMP 4.5 clause changes.
+ (show_omp_node): Print clauses for EXEC_OMP_ORDERED. Allow NULL
+ c->block for EXEC_OMP_ORDERED. Formatting fixes. Adjust handling of
+ EXEC_OMP_CRITICAL, handle new OpenMP 4.5 constructs and some
+ forgotten OpenMP 4.0 constructs.
+ (show_code_node): Handle new OpenMP 4.5 constructs and some forgotten
+ OpenMP 4.0 constructs.
+ * gfortran.h (symbol_attribute): Add omp_declare_target_link bitfield.
+ (struct gfc_omp_namelist): Add u.common and u.linear_op fields.
+ (struct gfc_common_head): Change omp_declare_target into bitfield.
+ Add omp_declare_target_link bitfield.
+ (gfc_add_omp_declare_target_link): New prototype.
+ (enum gfc_statement): Add ST_OMP_TARGET_PARALLEL,
+ ST_OMP_END_TARGET_PARALLEL, ST_OMP_TARGET_PARALLEL_DO,
+ ST_OMP_END_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD,
+ ST_OMP_END_TARGET_PARALLEL_DO_SIMD, ST_OMP_TARGET_ENTER_DATA,
+ ST_OMP_TARGET_EXIT_DATA, ST_OMP_TARGET_SIMD, ST_OMP_END_TARGET_SIMD,
+ ST_OMP_TASKLOOP, ST_OMP_END_TASKLOOP, ST_OMP_TASKLOOP_SIMD,
+ ST_OMP_END_TASKLOOP_SIMD and ST_OMP_ORDERED_DEPEND.
+ (enum gfc_omp_depend_op): Add OMP_DEPEND_SINK_FIRST and
+ OMP_DEPEND_SINK.
+ (enum gfc_omp_linear_op): New.
+ (struct gfc_omp_clauses): Add critical_name, depend_source,
+ orderedc, defaultmap, nogroup, sched_simd, sched_monotonic,
+ sched_nonmonotonic, simd, threads, grainsize, hint, num_tasks,
+ priority and if_exprs fields.
+ (enum gfc_exec_op): Add EXEC_OMP_END_CRITICAL,
+ EXEC_OMP_TARGET_ENTER_DATA, EXEC_OMP_TARGET_EXIT_DATA,
+ EXEC_OMP_TARGET_PARALLEL, EXEC_OMP_TARGET_PARALLEL_DO,
+ EXEC_OMP_TARGET_PARALLEL_DO_SIMD, EXEC_OMP_TARGET_SIMD,
+ EXEC_OMP_TASKLOOP, EXEC_OMP_TASKLOOP_SIMD.
+ (enum gfc_omp_map_op): Add OMP_MAP_RELEASE,
+ OMP_MAP_ALWAYS_TO, OMP_MAP_ALWAYS_FROM and OMP_MAP_ALWAYS_TOFROM.
+ (OMP_LIST_IS_DEVICE_PTR, OMP_LIST_USE_DEVICE_PTR): New.
+ (enum gfc_omp_if_kind): New.
+ * module.c (enum ab_attribute): Add AB_OMP_DECLARE_TARGET_LINK.
+ (attr_bits): Add AB_OMP_DECLARE_TARGET_LINK entry.
+ (mio_symbol_attribute): Save and restore omp_declare_target_link bit.
+ * trans.h (gfc_omp_scalar_p): New prototype.
+ * frontend-passes.c (gfc_code_walker): Handle new OpenMP 4.5
+ expressions.
+ * trans.c (trans_code): Handle new OpenMP 4.5 constructs.
+ * resolve.c (gfc_resolve_blocks): Likewise.
+ (gfc_resolve_code): Likewise.
+ * f95-lang.c (LANG_HOOKS_OMP_SCALAR_P): Redefine to gfc_omp_scalar_p.
+ (gfc_attribute_table): Add "omp declare target link".
+ * st.c (gfc_free_statement): Handle EXEC_OMP_END_CRITICAL like
+ EXEC_OMP_CRITICAL before, free clauses for EXEC_OMP_CRITICAL
+ and new OpenMP 4.5 constructs. Free omp clauses even for
+ EXEC_OMP_ORDERED.
+ * match.c (match_exit_cycle): Rename collapse variable to count,
+ set it to orderedc if non-zero, instead of collapse.
+ * trans-decl.c (add_attributes_to_decl): Add "omp declare target link"
+ instead of "omp declare target" for omp_declare_target_link.
+ * trans-common.c (build_common_decl): Likewise.
+ * match.h (gfc_match_omp_target_enter_data,
+ gfc_match_omp_target_exit_data, gfc_match_omp_target_parallel,
+ gfc_match_omp_target_parallel_do,
+ gfc_match_omp_target_parallel_do_simd, gfc_match_omp_target_simd,
+ gfc_match_omp_taskloop, gfc_match_omp_taskloop_simd,
+ gfc_match_omp_end_critical, gfc_match_omp_ordered_depend): New
+ prototypes.
+ * parse.c (decode_omp_directive): Use gfc_match_omp_end_critical
+ instead of gfc_match_omp_critical for !$omp end critical.
+ Handle new OpenMP 4.5 constructs. If ordered directive has
+ depend clause as the first of the clauses, use
+ gfc_match_omp_ordered_depend and ST_OMP_ORDERED_DEPEND instead of
+ gfc_match_omp_ordered and ST_OMP_ORDERED.
+ (case_executable): Add ST_OMP_TARGET_ENTER_DATA,
+ ST_OMP_TARGET_EXIT_DATA and ST_OMP_ORDERED_DEPEND cases.
+ (case_exec_markers): Add ST_OMP_TARGET_PARALLEL,
+ ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD,
+ ST_OMP_TARGET_SIMD, ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD cases.
+ (gfc_ascii_statement): Handle new OpenMP 4.5 constructs.
+ (parse_omp_do): Handle ST_OMP_TARGET_PARALLEL_DO,
+ ST_OMP_TARGET_PARALLEL_DO_SIMD, ST_OMP_TASKLOOP and
+ ST_OMP_TASKLOOP_SIMD.
+ (parse_omp_structured_block): Handle EXEC_OMP_END_CRITICAL instead
+ of EXEC_OMP_CRITICAL, adjust for EXEC_OMP_CRITICAL having omp clauses
+ now.
+ (parse_executable): Handle ST_OMP_TARGET_PARALLEL,
+ ST_OMP_TARGET_PARALLEL_DO, ST_OMP_TARGET_PARALLEL_DO_SIMD,
+ ST_OMP_TASKLOOP and ST_OMP_TASKLOOP_SIMD.
+
+2016-11-09 Mikael Morin <mikael@gcc.gnu.org>
+ Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/46459
+ * interface.c (compare_actual_formal): Add safety checks to avoid ICE.
+
+2016-11-09 Fritz O. Reese <fritzoreese@gmail.com>
+
+ PR fortran/78259
+ * trans-expr.c (gfc_trans_subcomponent_assign): Guard against NULL
+ values.
+
+2016-11-09 Steven G. Kargl <kargl@gcc.gnu.org>
+ Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/60777
+ * expr.c (external_spec_function): Allow recursive specification
+ functions in F03.
+
+2016-11-09 Paul Thomas <pault@gcc.gnu.org>
+
+ * check.c (gfc_check_move_alloc): Prevent error that avoids
+ aliasing between to and from arguments from rejecting valid
+ code.
+
+2016-11-09 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/71894
+ * class.c (gfc_add_component_ref): Add safety checks to avoid ICE.
+
+2016-11-08 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/68440
+ * expr.c (check_alloc_comp_init): Loosen an assert.
+ * resolve.c (resolve_fl_parameter): Reject class parameters.
+
+2016-11-08 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/77596
+ * expr.c (gfc_check_pointer_assign): Add special check for procedure-
+ pointer component with absent interface.
+
+2016-11-07 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78226
+ * expr.c (gfc_generate_initializer): Add where to EXPR_NULL
+ statement.
+ * iresolve.c (gfc_resolve_extends_type_of): Add where to
+ both arguments of the function.
+ * resolve.c (resolve_select_type): Add where to the
+ second argument of the new statement.
+
+2016-11-07 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78226
+ * match.c (gfc_match_select_type): Add where for expr1.
+ * resolve.c (resolev_select_type): Add where for expr1 of new
+ statement.
+
+2016-11-06 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78226
+ resolve.c (build_loc_call): Add location to return value.
+
+2016-11-06 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * expr.c (is_non_empty_structure_constructor): New function to detect
+ non-empty structure constructor.
+ (gfc_has_default_initializer): Analyse initializers.
+ * resolve.c (cond_init): Removed.
+ (resolve_allocate_expr): Removed dead code. Moved invariant code out
+ of the loop over all objects to allocate.
+ (resolve_allocate_deallocate): Added the invariant code remove from
+ resolve_allocate_expr.
+ * trans-array.c (gfc_array_allocate): Removed nullify of structure
+ components in favour of doing this in gfc_trans_allocate for both
+ scalars and arrays in the same place.
+ * trans-expr.c (gfc_trans_init_assign): Always using _vptr->copy for
+ class objects.
+ * trans-stmt.c (allocate_get_initializer): Get the initializer
+ expression for object allocated.
+ (gfc_trans_allocate): Nullify a derived type only, when no SOURCE=
+ or MOLD= is present preventing duplicate work. Moved the creation
+ of the init-expression here to prevent code for conditions that
+ can not occur on freshly allocated object, like checking for the need
+ to free allocatable components.
+
+2016-11-06 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78221
+ * arith.c (gfc_complex2real): Change gfc_warning_now to
+ gfc_warning.
+
+2016-11-05 Paul Thomas <pault@gcc.gnu.org>
+
+ * check.c (gfc_check_move_alloc): Introduce error to prevent
+ aliasing between to and from arguments.
+
+2016-11-05 Janus Weil <janus@gcc.gnu.org>
+ Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR fortran/69495
+ * invoke.texi: Mention -Wpedantic as an alias of -pedantic.
+ * check.c (gfc_check_transfer): Mention responsible flag in warning
+ message.
+ * frontend-passes.c (do_warn_function_elimination): Ditto.
+ * resolve.c (resolve_elemental_actual): Ditto.
+ (resolve_operator): Ditto.
+ (warn_unused_fortran_label): Ditto.
+ * trans-common.c (translate_common): Ditto.
+
+2016-11-05 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/67564
+ * trans-expr.c (gfc_conv_class_to_class): Return _len component
+ of unlimited polymorphic entities.
+
+2016-11-04 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/64933
+ * primary.c (gfc_match_varspec): If selector expression is
+ unambiguously an array, make sure that the associate name
+ is an array and has an array spec. Modify the original
+ condition for doing this to exclude character types.
+
+2016-11-03 Fritz Reese <fritzoreese@gmail.com>
+
+ * gfortran.texi: Document.
+ * gfortran.h (gfc_dt): New field default_exp.
+ * primary.c (match_real_constant): Default exponent with -fdec.
+ * io.c (match_io): Set dt.default_exp with -fdec.
+ * ioparm.def (IOPARM_dt_default_exp): New.
+ * trans-io.c (build_dt): Set IOPARM_dt_default_exp with -fdec.
+
+2016-11-03 Fritz O. Reese <fritzoreese@gmail.com>
+
+ * decl.c (gfc_match_parameter): Allow omitted '()' with -std=legacy.
+ * parse.c (decode_statement): Match "parameter" before assignments.
+ * gfortran.texi: Document.
+
+2016-11-02 Fritz O. Reese <fritzoreese@gmail.com>
+
+ * lang.opt, invoke.texi: New argument -Wargument-mismatch.
+ * interface.c (compare_parameter, compare_actual_formal,
+ gfc_check_typebound_override, argument_rank_mismatch): Control argument
+ mismatch warnings with -Wargument-mismatch.
+ * resolve.c (resolve_structure_cons, resolve_global_procedure): Ditto.
+
+2016-11-02 Fritz Reese <fritzoreese@gmail.com>
+
+ * gfortran.h (gfc_error): New declaration for gfc_error with 'opt'.
+ * error.c (gfc_error): Add optional 'opt' argument.
+ * error.c (gfc_notify_std): Call fully-qualified gfc_error.
+
+2016-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78178
+ * match.c (match_simple_where): Fill in locus for assigment
+ in simple WHERE statement.
+
+2016-11-01 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/69544
+ * match.c (gfc_match_where): Fill in locus for assigment
+ in simple WHERE statement.
+
+2016-10-31 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/54679
+ * io.c (check_format): Adjust checks for FMT_L to treat a zero
+ width as an extension, giving warnings or error as appropriate.
+ Improve messages.
+
+2016-10-31 Jakub Jelinek <jakub@redhat.com>
+
+ * trans-types.c (gfc_get_array_descr_info): For -gdwarf-5 or
+ -gno-strict-dwarf, handle assumed rank arrays the way dwarf2out
+ expects.
+
+2016-10-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/67219
+ * arith.c (gfc_int2real): Change gfc_warning_now
+ to gfc_warning.
+ * primary.c (match_complex_constant): If there
+ is no comma, throw away any warning which might have
+ been issued by gfc_int2real.
+
+2016-10-28 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71891
+ * symbol.c (gfc_type_compatible): Fix typo.
+
+2016-10-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/78026
+ * parse.c (decode_statement): Don't create namespace for possible
+ select type here and destroy it afterwards.
+ (parse_select_type_block): Set gfc_current_ns to new_st.ext.block.ns.
+ (parse_executable, gfc_parse_file): Formatting fixes.
+ * match.c (gfc_match_select_type): Create namespace for select type
+ here, only after matching select type. Formatting fixes. Free that
+ namespace if not returning MATCH_YES, after gfc_undo_symbols,
+ otherwise remember it in new_st.ext.block.ns and switch to parent
+ namespace anyway.
+
+2016-10-27 Fritz Reese <fritzoreese@gmail.com>
+
+ * expr.c (generate_union_initializer, get_union_initializer): New.
+ * expr.c (component_initializer): Consider BT_UNION specially.
+ * resolve.c (resolve_structure_cons): Hack for BT_UNION.
+ * trans-expr.c (gfc_trans_subcomponent_assign): Ditto.
+ * trans-expr.c (gfc_conv_union_initializer): New.
+ * trans-expr.c (gfc_conv_structure): Replace UNION handling code with
+ new function gfc_conv_union_initializer.
+
+2016-10-26 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/78092
+ * trans-intrinsic.c (gfc_conv_intrinsic_sizeof): Fix reference to an
+ array element of type CLASS.
+
+2016-10-26 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/78108
+ * resolve.c (resolve_typebound_intrinsic_op): For submodules
+ suppress the error and return if the same procedure symbol
+ is added more than once to the interface.
+
+2016-10-26 Fritz Reese <fritzoreese@gmail.com>
+
+ * frontend-passes.c (gfc_code_walker): Add SHARE and CARRIAGECONTROL.
+ * io.c (gfc_free_open, gfc_resolve_open, gfc_match_open): Ditto.
+ * gfortran.h (gfc_open): Add SHARE, CARRIAGECONTROL, and READONLY.
+ * io.c (io_tag, match_open_element): Ditto.
+ * ioparm.def: Ditto.
+ * trans-io.c (gfc_trans_open): Ditto.
+ * io.c (match_dec_etag, match_dec_ftag): New functions.
+ * gfortran.texi: Document.
+
+2016-10-25 Fritz Reese <fritzoreese@gmail.com>
+
+ * gfortran.texi: Document.
+ * resolve.c (logical_to_bitwise): New function.
+ * resolve.c (resolve_operator): Wrap operands with logical_to_bitwise.
+
+2016-10-25 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/72770
+ * class.c (find_intrinsic_vtab): No longer encode the string length
+ into vtype's name and use the char's kind for the size instead of
+ the string_length time the size.
+ * trans-array.c (gfc_conv_ss_descriptor): For deferred length char
+ arrays the dynamically sized type needs to be declared.
+ (build_class_array_ref): Address the i-th array element by multiplying
+ it with the _vptr->_size and the _len to make sure char arrays are
+ addressed correctly.
+ * trans-expr.c (gfc_conv_intrinsic_to_class): Made comment more
+ precise.
+
+2016-10-25 Cesar Philippidis <cesar@codesourcery.com>
+
+ * intrinsic.texi (cosd): New mathop.
+
+2016-10-25 Fritz Reese <fritzoreese@gmail.com>
+
+ * match.c (gfc_match_intrinsic_op): Match ".XOR." with -std=legacy.
+ * gfortran.texi: Document.
+
+2016-10-25 Fritz Reese <fritzoreese@gmail.com>
+
+ * primary.c (gfc_match_rvalue): Match %LOC as LOC with -std=legacy.
+ * gfortran.texi: Document.
+
+2016-10-25 Fritz Reese <fritzoreese@gmail.com>
+
+ * decl.c (gfc_match_type): New function.
+ * match.h (gfc_match_type): New function.
+ * match.c (gfc_match_if): Special case for one-line IFs.
+ * gfortran.texi: Update documentation.
+ * parse.c (decode_statement): Invoke gfc_match_type.
+
+2016-10-25 Fritz Reese <fritzoreese@gmail.com>
+
+ * gfortran.texi: Document.
+ * gfortran.h (gfc_is_whitespace): Include form feed ('\f').
+
+2016-10-25 Fritz Reese <fritzoreese@gmail.com>
+
+ * invoke.texi, gfortran.texi: Touch up documentation of -fdec.
+ * gfortran.h (gfc_option): Move flag_dec_structure out of gfc_option.
+ * decl.c (match_record_decl, gfc_match_decl_type_spec,
+ gfc_match_structure_decl): Ditto.
+ * match.c (gfc_match_member_sep): Ditto.
+ * options.c (gfc_handle_option): Ditto.
+ * lang.opt (fdec-structure): Use Fortran Var for flag_dec_structure.
+ * lang.opt (fdec): Use Fortran Var to create flag_dec.
+ * options.c (set_dec_flags): With -fdec enable -fcray-pointer,
+ -fd-lines-as-comments (default), -fdollar-ok, and legacy std flags.
+
+2016-10-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/77828
+ * ioparm.def: Reorder dt parameters to match libgfortran.
+ * libgfortran.h: Swap definitions of GFC_INTERNAL_UNIT and
+ GFC_INTERNAL_UNIT4.
+
+2016-10-24 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71895
+ * interface.c (gfc_compare_derived_types): Convert gcc_assert()
+ to a gfc_internal_error() to prevent an ICE.
+
+2016-10-24 Jakub Jelinek <jakub@redhat.com>
+
+ * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Use VAR_P (x)
+ instead of TREE_CODE (x) == VAR_DECL.
+ * trans-expr.c (gfc_class_vptr_get, gfc_class_len_get,
+ gfc_class_len_or_zero_get, gfc_get_vptr_from_expr,
+ gfc_conv_string_length, conv_base_obj_fcn_val,
+ gfc_conv_procedure_call, gfc_trans_assignment_1): Likewise.
+ * trans-openmp.c (gfc_omp_predetermined_sharing,
+ gfc_omp_disregard_value_expr, gfc_omp_private_debug_clause,
+ gfc_trans_omp_atomic, gfc_trans_omp_do): Likewise.
+ * trans-io.c (nml_get_addr_expr): Likewise.
+ * trans-decl.c (gfc_finish_decl, gfc_build_qualified_array,
+ gfc_get_symbol_decl, gfc_get_fake_result_decl,
+ gfc_trans_deferred_vars, gfc_trans_use_stmts,
+ generate_local_decl): Likewise.
+ * trans-array.c (trans_array_constructor, trans_array_bound_check,
+ build_class_array_ref, gfc_array_init_size,
+ gfc_trans_auto_array_allocation, gfc_trans_g77_array,
+ gfc_trans_dummy_array_bias, gfc_alloc_allocatable_for_assignment,
+ gfc_trans_deferred_array): Likewise.
+ * trans.c (gfc_build_array_ref): Likewise. Use
+ VAR_OR_FUNCTION_DECL_P (x) instead of TREE_CODE (x) == VAR_DECL
+ || TREE_CODE (x) == FUNCTION_DECL.
+
+2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77763
+ * parse.c (parse_spec): Allow STRUCTURE in BLOCK DATA. Sort
+ case labels.
+
+2016-10-23 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/54730
+ PR fortran/78033
+ * array.c (gfc_match_array_constructor): Remove checkpointing
+ introduced in r196416 (original fix for PR fortran/54730). Move
+ initialization to top of function.
+ * match.c (gfc_match_type_spec): Special case matching for REAL.
+
+2016-10-23 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/69834
+ * class.c (gfc_find_derived_vtab): Obtain the gsymbol for the
+ derived type's module. If the gsymbol is present and the top
+ level namespace corresponds to a module, use the gsymbol name
+ space. In the search to see if the vtable exists, try the gsym
+ namespace first.
+ * dump-parse-tree (show_code_node): Modify select case dump to
+ show select type construct.
+ * resolve.c (build_loc_call): New function.
+ (resolve_select_type): Add check for repeated type is cases.
+ Retain selector expression and use it later instead of expr1.
+ Exclude deferred length TYPE IS cases and emit error message.
+ Store the address for the vtable in the 'low' expression and
+ the hash value in the 'high' expression, for each case. Do not
+ call resolve_select.
+ * trans.c(trans_code) : Call gfc_trans_select_type.
+ * trans-stmt.c (gfc_trans_select_type_cases): New function.
+ (gfc_trans_select_type): New function.
+ * trans-stmt.h : Add prototype for gfc_trans_select_type.
+
+2016-10-22 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/78021
+ * gfc_compare_functions: Strings with different lengths in
+ argument lists compare unequal.
+
+2016-10-22 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/43366
+ PR fortran/51864
+ PR fortran/57117
+ PR fortran/61337
+ PR fortran/61376
+ * primary.c (gfc_expr_attr): For transformational functions on classes
+ get the attrs from the class argument.
+ * resolve.c (resolve_ordinary_assign): Remove error message due to
+ feature implementation. Rewrite POINTER_ASSIGNS to ordinary ones when
+ the right-hand side is scalar class object (with some restrictions).
+ * trans-array.c (trans_array_constructor): Create the temporary from
+ class' inner type, i.e., the derived type.
+ (build_class_array_ref): Add support for class array's storage of the
+ class object or the array descriptor in the decl saved descriptor.
+ (gfc_conv_expr_descriptor): When creating temporaries for class objects
+ add the class object's handle into the decl saved descriptor.
+ (structure_alloc_comps): Use the common way to get the _data component.
+ (gfc_is_reallocatable_lhs): Add notion of allocatable class objects.
+ * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Remove the only ref
+ only when the expression's type is BT_CLASS.
+ (gfc_trans_class_init_assign): Correctly handle class arrays.
+ (gfc_trans_class_assign): Joined into gfc_trans_assignment_1.
+ (gfc_conv_procedure_call): Support for class types as arguments.
+ (trans_get_upoly_len): For unlimited polymorphics retrieve the _len
+ component's tree.
+ (trans_class_vptr_len_assignment): Catch all ways to assign the _vptr
+ and _len components of a class object correctly.
+ (pointer_assignment_is_proc_pointer): Identify assignments of
+ procedure pointers.
+ (gfc_trans_pointer_assignment): Enhance support for class object pointer
+ assignments.
+ (gfc_trans_scalar_assign): Removed assert.
+ (trans_class_assignment): Assign to a class object.
+ (gfc_trans_assignment_1): Treat class objects correctly.
+ (gfc_trans_assignment): Propagate flags to trans_assignment_1.
+ * trans-stmt.c (gfc_trans_allocate): Use gfc_trans_assignment now
+ instead of copy_class_to_class.
+ * trans-stmt.h: Function prototype removed.
+ * trans.c (trans_code): Less special casing for class objects.
+ * trans.h: Added flags to gfc_trans_assignment () prototype.
+
+2016-10-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/69566
+ * resolve.c (fixup_array_ref): New function.
+ (resolve_select_type): Gather up the rank and array reference,
+ if any, from the selector. Fix up the 'associate name' and the
+ 'associate entities' as necessary.
+ * trans-expr.c (gfc_conv_class_to_class): If the symbol backend
+ decl is a FUNCTION_DECL, use the 'fake_result_decl' instead.
+
+2016-10-20 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ * array.c (gfc_match_array_constructor): Remove set, but unused
+ variable.
+
+2016-10-20 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * class.c (gfc_build_class_symbol): Set the kind of _len to
+ gfc_charlen_int_kind to catch changes of the charlen kind.
+
+2016-10-17 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77978
+ * match.c (gfc_match_stopcode): Fix error reporting for several
+ deficiencies in matching stop-codes.
+
+2016-10-17 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/61420
+ PR fortran/78013
+ * resolve.c (resolve_variable): Obtain the typespec for a
+ variable expression, when the variable is a function result
+ that is a procedure pointer.
+
+2016-10-16 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/48298
+ * trans-io.c (transfer_expr): Ignore dtio procedures for inquire
+ with iolength.
+
+2016-10-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/77972
+ * scanner.c (gfc_next_char_literal): If nextc is null do not
+ decrement the pointer and call the diagnostics.
+
+2016-10-14 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * resolve.c (resolve_symbol): Add unimplemented message for
+ polymorphic types with allocatable/pointer components and coarray=lib.
+
+2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
+
+ * trans-intrinsic.c: Include memmodel.h.
+
+2016-10-13 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/72832
+ * trans-expr.c (gfc_copy_class_to_class): Add generation of
+ runtime array bounds check.
+ * trans-intrinsic.c (gfc_conv_intrinsic_size): Add a crutch to
+ get the descriptor of a function returning a class object.
+ * trans-stmt.c (gfc_trans_allocate): Use the array spec on the
+ array to allocate instead of the array spec from source=.
+
+2016-10-12 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * trans-expr.c (gfc_find_and_cut_at_last_class_ref): Fixed style.
+ (gfc_trans_class_init_assign): Same.
+ (gfc_conv_procedure_call): Same.
+ (gfc_trans_assignment_1): Same.
+ * trans-stmt.c (gfc_trans_allocate): Same.
+
+2016-10-11 Jakub Jelinek <jakub@redhat.com>
+
+ * iresolve.c (is_trig_resolved, resolve_trig_call): Formatting fixes.
+ * simplify.c (simplify_trig_call, degrees_f, radians_f,
+ gfc_simplify_atrigd, gfc_simplify_cotan): Likewise.
+
+2016-10-11 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77942
+ * simplify.c (gfc_simplify_cshift): Check for zero.
+
+2016-10-11 Fritz Reese <fritzoreese@gmail.com>
+
+ * iresolve.c (get_radians, get_degrees): Fix sloppy commit.
+ * simplify.c (degrees_f, radians_f): Ditto.
+
+2016-10-11 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ * simplify.c (radians_f): Fix mpfr_mod.
+ * ireolce.c (get_degrees): Declare tmp.
+
+2016-10-11 Fritz Reese <fritzoreese@gmail.com>
+
+ * lang.opt: New flag -fdec-math.
+ * options.c (set_dec_flags): Enable with -fdec.
+ * invoke.texi, gfortran.texi, intrinsic.texi: Update documentation.
+ * intrinsics.c (add_functions, do_simplify): New intrinsics
+ with -fdec-math.
+ * gfortran.h (gfc_isym_id): New isym GFC_ISYM_COTAN.
+ * gfortran.h (gfc_resolve_atan2d, gfc_resolve_cotan,
+ gfc_resolve_trigd, gfc_resolve_atrigd): New prototypes.
+ * iresolve.c (resolve_trig_call, get_degrees, get_radians,
+ is_trig_resolved, gfc_resolve_cotan, gfc_resolve_trigd,
+ gfc_resolve_atrigd, gfc_resolve_atan2d): New functions.
+ * intrinsics.h (gfc_simplify_atan2d, gfc_simplify_atrigd,
+ gfc_simplify_cotan, gfc_simplify_trigd): New prototypes.
+ * simplify.c (simplify_trig_call, degrees_f, radians_f,
+ gfc_simplify_cotan, gfc_simplify_trigd, gfc_simplify_atrigd,
+ gfc_simplify_atan2d): New functions.
+
+2016-10-10 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/77915
+ * frontend-passes.c (inline_matmul_assign): Return early if
+ inside a FORALL statement.
+
+2016-10-07 Fritz Reese <fritzoreese@gmail.com>
+
+ * interface.c (compare_components): Check charlen for BT_CHAR.
+
+2016-10-07 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77406
+ * interface.c (gfc_compare_interfaces): Fix detection of ambiguous
+ interface involving alternate return.
+ (check_interface1): Improve error message and loci.
+
+2016-10-06 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/69955
+ * trans-array.c (gfc_conv_expr_descriptor): Don't allocate
+ components if it's not necessary.
+
+2016-10-05 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/57910
+ * trans-expr.c (gfc_add_interface_mapping): Don't try to
+ dereference call-by-value scalar argument.
+
+2016-10-05 Steven G. Kargl <kargls@gcc.gnu.org>
+
+ PR fortran/58991
+ PR fortran/58992
+ * resolve.c (resolve_assoc_var): Fix CHARACTER type-spec for a
+ selector in ASSOCIATE.
+ (resolve_fl_variable): Skip checks for an ASSOCIATE variable.
+
+2016-10-05 Fritz Reese <fritzoreese@gmail.com>
+
+ * interface.c (gfc_compare_types): Don't compare BT_UNION components
+ until we know they're both UNIONs.
+ * interface.c (gfc_compare_union_types): Guard against empty
+ components.
+
+2016-10-05 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/67524
+ * resolve.c (resolve_symbol): Don't apply default type rules to
+ mixed-entry master created for function entry points.
+
+2016-09-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/66643
+ * io.c (match_dt_unit): Peek check for missing format.
+
+2016-09-30 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/77764
+ * interface.c (gfc_compare_union_types): Null-guard map components.
+
+2016-09-30 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/77782
+ * interface.c (gfc_compare_derived_types): Use gfc_compare_union_types
+ to compare union types.
+
+2016-09-30 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * trans-array.c (gfc_array_allocate): Use the token from coarray's
+ .token member.
+ * trans-intrinsic.c (conv_expr_ref_to_caf_ref): Only generate
+ caf-reference chains from the first coarray references on.
+ * trans-types.c (gfc_get_derived_type): Switch on mandatory .token
+ member generation for allocatable arrays in coarrays in derived types.
+
+2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
+
+ * options.c (gfc_post_options): Remove special case for
+ TARGET_FLT_EVAL_METHOD_NON_DEFAULT with -fexcess-precision=standard.
+
+2016-09-27 Jakub Jelinek <jakub@redhat.com>
+
+ * dependency.c (gfc_dep_compare_expr): Remove break after return.
+ * frontend-passes.c (optimize_op): Likewise.
+ * interface.c (gfc_current_interface_head): Likewise.
+ * symbol.c (check_conflict): Likewise.
+ * trans-intrinsic.c (build_fix_expr): Likewise.
+
+ PR fortran/77666
+ * trans-openmp.c (gfc_omp_private_outer_ref): Return true even for
+ references to allocatable arrays.
+
+2016-09-26 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77420
+ * trans-common.c: Handle array elements in equivalence when
+ the lower and upper bounds of array spec are NULL.
+
+2016-09-26 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/48298
+ * interface.c (gfc_find_specific_dtio_proc) : Return NULL if
+ the derived type is broken, as indicated by a flavor other than
+ FL_DERIVED.
+
+2016-09-26 Marek Polacek <polacek@redhat.com>
+
+ PR c/7652
+ * arith.c (eval_intrinsic): Add gcc_fallthrough.
+ * frontend-passes.c (optimize_op): Likewise.
+ (gfc_expr_walker): Likewise.
+ * parse.c (next_fixed): Likewise.
+ * primary.c (match_variable): Likewise.
+ * trans-array.c: Likewise.
+ * trans-expr.c (flatten_array_ctors_without_strlen): Likewise.
+ * trans-io.c (transfer_expr): Likewise.
+
+2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77429
+ * dependency.c (gfc_check_dependency): Convert gcc_assert() to
+ a conditional and possible call to gfc_internal_error().
+
+2016-09-25 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77694
+ * frontend-passes.c (optimize_binop_array_assignment): Check pointer
+ for NULL.
+
+2016-09-23 Fritz Reese <fritzoreese@gmail.com>
+
+ * lang.opt, invoke.texi, gfortran.texi: New flag -fdec-static.
+ * options.c (set_dec_flags): Set -fdec-static with -fdec.
+ * gfortran.h (symbol_attribute): New attribute automatic.
+ * gfortran.h (gfc_add_automatic): New prototype.
+ * match.h (gfc_match_automatic, gfc_match_static): New functions.
+ * decl.c (gfc_match_automatic, gfc_match_static): Ditto.
+ * symbol.c (gfc_add_automatic): Ditto.
+ * decl.c (match_attr_spec): Match AUTOMATIC and STATIC decls.
+ * parse.c (decode_specification_statement, decode_statement): Ditto.
+ * resolve.c (apply_default_init_local, resolve_fl_variable_derived,
+ resolve_symbol): Support for automatic attribute.
+ * symbol.c (check_conflict, gfc_copy_attr, gfc_is_var_automatic):
+ Ditto.
+ * trans-decl.c (gfc_finish_var_decl): Ditto.
+
+2016-09-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/48298
+ * gfortran.h (gfc_dt): Add *udtio.
+ * ioparm.def: Add bit IOPARM_dt_f2003 to align with library use of bit
+ 25. Add IOPARM_dt_dtio bit to common flags.
+ * resolve.c (resolve_transfer): Set dt->udtio to expression.
+ * io.c (gfc_match_inquire): Adjust error message for internal
+ unit KIND.
+ * libgfortran.h: Adjust defines for GFC_INTERNAL_UNIT4,
+ GFC_INTERNAL_UNIT, and GFC_INVALID_UNIT.
+ * trans-io.c (build_dt): Set common_unit to reflect the KIND of
+ the internal unit. Set mask bit for presence of dt->udtio.
+
+2016-09-22 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Use the old caf-
+ interface where possible.
+
+2016-09-22 Paul Thomas <pault@gcc.gnu.org>
+
+ * interface.c (check_dtio_interface1): Introduce errors for
+ alternate returns and incorrect numbers of arguments.
+ (gfc_find_specific_dtio_proc): Return cleanly if the derived
+ type either doesn't exist or has no namespace.
+
+2016-09-21 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/66107
+ * decl.c (add_init_expr_to_sym): Catch variable character length
+ in parameter array.
+
+2016-09-21 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/77657
+
+ * interface.c (gfc_find_specific_dtio_proc): Borrow trick from
+ resolve_typebound_generic_call to find dtio procedures that
+ over-ride those in the declared type.
+
+2016-09-20 Marek Polacek <polacek@redhat.com>
+
+ * trans-intrinsic.c (conv_expr_ref_to_caf_ref): Adjust fall through
+ comment.
+
+2016-09-19 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/71952
+ * expr.c (gfc_check_assign): Added flag to control whether datatype
+ conversion is allowed.
+ * gfortran.h: Added caf-token-tree to gfc_component. Changed
+ prototypes mostly to add whether datatype conversion is allowed.
+ * gfortran.texi: Added documentation for the caf_reference_t and the
+ caf_*_by_ref function.
+ * primary.c (caf_variable_attr): Similar to gfc_variable_attr but
+ focused on the needs of coarrays.
+ (gfc_caf_attr): Same.
+ * resolve.c (resolve_ordinary_assign): Set the conversion allowed
+ flag when not in a coarray.
+ * trans-array.c (gfc_array_init_size): Moved setting of array
+ descriptor's datatype before the alloc, because caf_register needs it.
+ (gfc_array_allocate): Changed notion of whether an array is a coarray.
+ (gfc_array_deallocate): Same.
+ (gfc_alloc_allocatable_for_assignment): Added setting of coarray's
+ array descriptor datatype before the register. And using deregister/
+ register to mimmick a realloc for coarrays.
+ * trans-decl.c (gfc_build_builtin_function_decls): Corrected signatures
+ of old caf-functions and added signature definitions of the _by_ref
+ ones.
+ (generate_coarray_sym_init): Adapted to new caf_register signature.
+ * trans-expr.c (gfc_conv_scalar_to_descriptor): Make sure a constant
+ is translated to an lvalue expression before use in an array
+ descriptor.
+ (gfc_get_ultimate_alloc_ptr_comps_caf_token): New function. Get the
+ last allocatable component's coarray token.
+ (gfc_get_tree_for_caf_expr): For top-level object get the coarray
+ token and check for unsupported features.
+ (gfc_get_caf_token_offset): Getting the offset might procude new
+ statements, which now are stored in the pre and post of the current se.
+ (gfc_caf_get_image_index): For this image return a call to
+ caf_this_image.
+ (expr_may_alias_variables): Check that the result is set for testing
+ its properties.
+ (alloc_scalar_allocatable_for_assignment): Added auto allocation of
+ coarray components.
+ (gfc_trans_assignment_1): Rewrite an assign to a coarray object to
+ be a sendget.
+ * trans-intrinsic.c (conv_caf_vector_subscript_elem): Corrected
+ wrong comment.
+ (compute_component_offset): Compute the correct offset a structure
+ member.
+ (conv_expr_ref_to_caf_ref): Convert to a chain of refs into
+ caf_references.
+ (gfc_conv_intrinsic_caf_get): Call caf_get_by_ref instead of caf_get.
+ (conv_caf_send): Call caf_*_by_ref for coarrays that need
+ reallocation.
+ (gfc_conv_intrinsic_function): Adapted to new signuature of the caf
+ drivers.
+ (conv_intrinsic_atomic_op): Add pre and post statements correctly.
+ (conv_intrinsic_atomic_ref): Same.
+ (conv_intrinsic_atomic_cas): Same.
+ (conv_intrinsic_event_query): Same.
+ * trans-stmt.c (gfc_trans_lock_unlock): Same.
+ (gfc_trans_event_post_wait): Same.
+ (gfc_trans_allocate): Support allocation of allocatable coarrays.
+ (gfc_trans_deallocate): And there deallocation.
+ * trans-types.c (gfc_typenode_for_spec): Added flag to control whether
+ a component is part of coarray. When so, then add space to store a
+ coarray token.
+ (gfc_build_array_type): Same.
+ (gfc_get_array_descriptor_base): Same.
+ (gfc_get_array_type_bounds): Same.
+ (gfc_sym_type): Same.
+ (gfc_get_derived_type): Same.
+ (gfc_get_caf_reference_type): Declare the caf_reference_type.
+ * trans-types.h: Prototype changes only.
+ * trans.c (gfc_allocate_using_lib): Use the updated caf_register
+ signature.
+ (gfc_allocate_allocatable): Same.
+ (gfc_deallocate_with_status): Same.
+ * trans.h: Defined the runtime types for caf_reference_t and the enums.
+
+2016-09-19 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/77584
+ * decl.c (match_record_decl, gfc_match_decl_type_spec): Fixes to
+ handling of structure/record from declaration-type-spec.
+
+2016_09_17 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/68078
+ * resolve.c (resolve_allocate_expr): Check that derived type
+ pointer, object or array has been successfully allocated before
+ initializing.
+
+2016-09-16 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77612
+ * decl.c (char_len_param_value): Check parent namespace for
+ seen_implicit_none.
+
+2016-09-15 Louis Krupp <louis.krupp@zoho.com>
+
+ PR fortran/69963
+ * parse.c (reject_statement): Clear charlen pointers in implicit
+ character typespecs before those charlen structures are freed.
+
+2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
+
+ * simplify.c (gfc_simplify_repeat): Fix a misplaced closing ')'.
+
+2016-09-13 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77420
+ * module.c (load_equiv): Revert revision 240063.
+
+2016-09-10 Paul Thomas <pault@gcc.gnu.org>
+ Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77532
+ * interface.c (check_dtio_arg_TKR_intent): Return after error.
+ (check_dtio_interface1): Remove asserts, test for NULL and return
+ if found.
+
+2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77420
+ * module.c (load_equiv): If the current namespace has a list of
+ equivalence statements, initialize duplicate to false and then
+ look for duplicates; otherwise, initialize it to true.
+
+2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77506
+ * array.c (gfc_match_array_constructor): CHARACTER(len=*) cannot
+ appear in an array constructor.
+
+2016-09-09 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77507
+ * intrinsic.c (add_functions): Use correct keyword.
+
+2016-09-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/69514
+ * array.c (gfc_match_array_constructor): If type-spec is present,
+ walk the array constructor performing possible conversions for
+ numeric types.
+
+2016-09-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/77500
+ * trans-openmp.c (gfc_trans_omp_atomic): For atomic write or
+ swap, don't try to look through GFC_ISYM_CONVERSION. In other cases,
+ check that value.function.isym is non-NULL before dereferencing it.
+
+2016-09-04 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77391
+ * resolve.c (deferred_requirements): New function to check F2008:C402.
+ (resolve_fl_variable,resolve_fl_parameter): Use it.
+
+2016-09-04 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77460
+ * simplify.c (simplify_transformation_to_scalar): On error, result
+ may be NULL, simply return.
+
+2016-08-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/77352
+ * trans-openmp.c (gfc_trans_omp_parallel_workshare): Always add a
+ BIND_EXPR with BLOCK around what gfc_trans_omp_workshare returns.
+
+ PR fortran/77374
+ * parse.c (parse_omp_oacc_atomic): Copy over cp->ext.omp_atomic
+ to cp->block->ext.omp_atomic.
+ * resolve.c (gfc_resolve_blocks): Assert block with one or two
+ EXEC_ASSIGNs for EXEC_*_ATOMIC.
+ * openmp.c (resolve_omp_atomic): Don't assert one or two
+ EXEC_ASSIGNs, instead return quietly for EXEC_NOPs and otherwise
+ error unexpected statements.
+
+2016-08-31 Paul Thomas <pault@gcc.gnu.org>
+ Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/48298
+ * decl.c (access_attr_decl): Include case INTERFACE_DTIO as
+ appropriate.
+ * gfortran.h : Add INTRINSIC_FORMATTED and
+ INTRINSIC_UNFORMATTED to gfc_intrinsic_op. Add INTERFACE_DTIO
+ to interface type. Add new enum 'dtio_codes'. Add bitfield
+ 'has_dtio_procs' to symbol_attr. Add prototypes
+ 'gfc_check_dtio_interfaces' and 'gfc_find_specific_dtio_proc'.
+ * interface.c (dtio_op): New function.
+ (gfc_match_generic_spec): Match generic DTIO interfaces.
+ (gfc_match_interface): Treat DTIO interfaces in the same way as
+ (gfc_current_interface_head): Add INTERFACE_DTIO appropriately.
+ (check_dtio_arg_TKR_intent): New function.
+ (check_dtio_interface1): New function.
+ (gfc_check_dtio_interfaces): New function.
+ (gfc_find_specific_dtio_proc): New function.
+ * io.c : Add FMT_DT to format_token.
+ (format_lex): Handle DTIO formatting.
+ * match.c (gfc_op2string): Add DTIO operators.
+ * resolve.c (derived_inaccessible): Ignore pointer components
+ to enclosing derived type.
+ (resolve_transfer): Resolve transfers that involve DTIO.
+ procedures. Find the specific subroutine for the transfer and
+ use its existence to over-ride some of the constraints on
+ derived types. If the transfer is recursive, require that the
+ subroutine be so qualified.
+ (dtio_procs_present): New function.
+ (resolve_fl_namelist): Remove inhibition of polymorphic objects
+ in namelists if DTIO read and write subroutines exist. Likewise
+ for derived types.
+ (resolve_types): Invoke 'gfc_verify_dtio_procedures'.
+ * symbol.c : Set 'dtio_procs' using 'minit'.
+ * trans-decl.c (gfc_finish_var_decl): If a derived-type/class
+ object is associated with DTIO procedures, make it TREE_STATIC.
+ * trans-expr.c (gfc_get_vptr_from_expr): If the expression
+ drills down to a PARM_DECL, extract the vptr correctly.
+ (gfc_conv_derived_to_class): Check 'info' in the test for
+ 'useflags'. If the se expression exists and is a pointer, use
+ it as the class _data.
+ * trans-io.c : Add IOCALL_X_DERIVED to iocall and the function
+ prototype. Likewise for IOCALL_SET_NML_DTIO_VAL.
+ (set_parameter_tree): Renamed from 'set_parameter_const', now
+ returns void and has new tree argument. Calls modified to match
+ new interface.
+ (transfer_namelist_element): Transfer DTIO procedure pointer
+ and vpointer using the new function IOCALL_SET_NML_DTIO_VAL.
+ (get_dtio_proc): New function.
+ (transfer_expr): Add new argument for the vptr field of class
+ objects. Add the code to call the specific DTIO proc, convert
+ derived types to class and call IOCALL_X_DERIVED.
+ (trans_transfer): Add BT_CLASS to structures for treatment by
+ the scalarizer. Obtain the vptr for the dynamic type, both for
+ scalar and array transfer.
+
+2016-08-30 Fritz Reese <fritzoreese@gmail.com>
+
+ * gfortran.texi: Fix typo in STRUCTURE documentation.
+
+2016-08-29 Fritz Reese <fritzoreese@gmail.com>
+
+ Fix, reorganize, and clarify comparisons of anonymous types/components.
+
+ PR fortran/77327
+ * interface.c (is_anonymous_component, is_anonymous_dt): New functions.
+ * interface.c (compare_components, gfc_compare_derived_types): Use new
+ functions.
+
+2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77380
+ * dependency.c (gfc_check_dependency): Do not assert with
+ -fcoarray=lib.
+
+2016-08-27 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77372
+ simplify.c (simplify_ieee_selected_real_kind): Check for NULL pointers.
+
+2016-08-25 Steven g. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77351
+ * frontend-passes.c (remove_trim,combine_array_constructor): Check for
+ NULL pointer.
+
+2016-08-24 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/77358
+ * resolve.c (resolve_fl_procedure): Use the correct gfc_charlen
+ for deferred character length module procedures.
+
+2016-08-23 Fritz Reese <fritzoreese@gmail.com>
+
+ * decl.c (gfc_match_structure_decl): Make gfc_structure_id static.
+
+2016-08-23 Fritz Reese <fritzoreese@gmail.com>
+
+ * interface.c (compare_components): Fix typo in name check conditional.
+
+2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org>
+ Bud Davis <jmdavis@link.com>
+
+ PR fortran/60774
+ * parse.c (next_free,next_fixed): Issue error for statement label
+ without a statement.
+
+2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/61318
+ * interface.c (compare_parameter): Use better locus for error message.
+
+2016-08-22 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/77260
+ * gcc/fortran/trans-decl.c (generate_local_decl): Suppress warning
+ for unused variable if symbol is entry point.
+
+2016-08-19 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/32187
+ * trans-types.h (float128_type_node): Rename to
+ gfc_float128_type_node.
+ (complex_float128_type_node): Rename to
+ gfc_complex_float128_type_node.
+ * iso-c-binding.def, trans-intrinsic.c, trans-types.c: All users
+ changed.
+
+2016-08-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/71014
+ * resolve.c (gfc_resolve): For ns->construct_entities don't save, clear
+ and restore omp state around the resolving.
+
+ PR fortran/69281
+ * trans-openmp.c (gfc_trans_omp_parallel, gfc_trans_omp_task,
+ gfc_trans_omp_target): Wrap gfc_trans_omp_code result in an extra
+ BIND_EXPR with its own forced BLOCK.
+
+2016-08-19 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * intrinsics.texi (RANDOM_NUMBER): Remove reference to
+ init_random_seed in example.
+ (RANDOM_SEED): Remove warning to not set all seed values to 0.
+
+2016-08-18 David Malcolm <dmalcolm@redhat.com>
+
+ * error.c (gfc_diagnostic_starter): Update for change to
+ diagnostic_show_locus.
+
+2016-08-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/67496
+ * trans-array.c (trans_array_constructor): Load
+ expr->ts.u.cl->length_from_typespec only if expr->ts.type is
+ BT_CHARACTER.
+
+2016-08-15 Fritz Reese <fritzoreese@gmail.com>
+
+ * lang.opt, invoke.texi: New flag -finit-derived.
+ * gfortran.h (gfc_build_default_init_expr, gfc_apply_init,
+ gfc_generate_initializer): New prototypes.
+ * expr.c (gfc_build_default_init_expr, gfc_apply_init,
+ component_initializer, gfc_generate_initializer): New functions.
+ * expr.c (gfc_default_initializer): Wrap gfc_generate_initializer.
+ * decl.c (build_struct): Move common code to gfc_apply_init.
+ * resolve.c (can_generate_init): New function.
+ * resolve.c (build_default_init_expr): Wrap gfc_build_default_init_expr.
+ * resolve.c (apply_default_init, resolve_fl_variable_derived): Use
+ gfc_generate_initializer.
+ * trans-decl.c (gfc_generate_function_code): Use
+ gfc_generate_initializer.
+
+2016-08-15 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ * frontend-passes.c (create_var): Set ts.deferred for
+ deferred-length character variables.
+ * dump-parse-tree.c (show_typespec): Also dump
+ is_c_interop, is_iso_c and deferred flags.
+
+2016-08-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/71906
+ * trans-decl.c (gfc_get_symbol_decl): Call gfc_finish_var_decl
+ for decl's character length before gfc_finish_var_decl on the
+ decl itself.
+
+2016-08-14 Chung-Lin Tang <cltang@codesourcery.com>
+
+ PR fortran/70598
+ * openmp.c (resolve_omp_clauses): Adjust use_device clause
+ handling to only allow pointers and arrays.
+
+2016-08-12 Marek Polacek <polacek@redhat.com>
+
+ PR c/7652
+ * decl.c (match_attr_spec): Add FALLTHRU.
+ * primary.c (match_arg_list_function): Likewise.
+ * resolve.c (resolve_operator): Adjust fall through comment.
+ (fixup_charlen): Add FALLTHRU.
+ (resolve_allocate_expr): Adjust fall through comment.
+ * trans-array.c (gfc_conv_ss_startstride): Add FALLTHRU.
+ * trans-intrinsic.c (gfc_conv_intrinsic_len): Adjust fall through
+ comment.
+
+2016-08-11 Janne Blomqvist <jb@gcc.gnu.org>
+
+ * check.c (gfc_check_random_seed): Use new seed size in check.
+ * intrinsic.texi (RANDOM_NUMBER): Updated documentation.
+ (RANDOM_SEED): Likewise.
+
+2016-08-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/72716
+ * openmp.c (gfc_match_omp_declare_simd): Don't stick anything into
+ BLOCK DATA ns, it will be rejected later.
+
+2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/71936
+ * trans-array.c (gfc_array_allocate): When SOURCE= is a function
+ stick with the ref of the object to allocate.
+
+2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/72698
+ * trans-stmt.c (gfc_trans_allocate): Prevent generating code for
+ copy of zero sized string and with it an ICE.
+
+2016-08-08 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/70524
+ * trans-array.c (gfc_trans_dummy_array_bias): Ensure that the
+ location information is correctly set.
+ * trans-decl.c (gfc_trans_deferred_vars): Set the locus of the
+ current construct early.
+
+2016-08-03 Fritz Reese <fritzoreese@gmail.com>
+
+ * lang.opt: New option -fdec-intrinsic-ints.
+ * options.c (set_dec_flags): Enable with -fdec.
+ * gfortran.texi, invoke.texi, intrinsics.texi: Update documentation.
+ * intrinsic.c (add_function, add_subroutine): New B/I/J/K intrinsic
+ variants.
+
+2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/41922
+ * target-memory.c (expr_to_char): Pass in locus and use it in error
+ messages.
+ (gfc_merge_initializers): Ditto.
+ * target-memory.h: Update prototype for gfc_merge_initializers ().
+ * trans-common.c (get_init_field): Use the correct locus.
+
+2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/68566
+ * check.c (gfc_check_reshape): Check for constant expression.
+
+2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/69867
+ * decl.c (build_struct): Ensure that pointers point to something.
+
+2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/69962
+ * decl.c (gfc_set_constant_character_len): if expr is not
+ constant issue an error instead of an ICE.
+
+2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/70006
+ * io.c (gfc_resolve_dt): Use correct locus.
+ * resolve.c (resolve_branch): Ditto.
+
+2016-07-30 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71730
+ * decl.c (char_len_param_value): Check return value of
+ gfc_reduce_init_expr().
+
+2016-07-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
+
+ * trans-array.c (gfc_conv_array_ref): Fix allocation of diagnostic
+ message (was too small).
+
+2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71067
+ * decl.c (match_data_constant): On error, set 'result' to NULL.
+
+2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71799
+ * resolve.c(gfc_resolve_iterator): Failure of type conversion need
+ not ICE.
+
+2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71859
+ * check.c(numeric_check): Prevent ICE. Issue error for invalid
+ subroutine as an actual argument when numeric argument is expected.
+
+2016-07-28 Steven G. Kargl <kargl@gcc.gnu.org>
+ Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71883
+ * frontend-passes.c (gfc_run_passes): Bail out if there are any
+ errors.
+ * error.c (gfc_internal_error): If there are any errors in the
+ buffer, exit with EXIT_FAILURE.
+
+2016-07-28 Renlin Li <renlin.li@arm.com>
+
+ Revert
+ 2016-07-19 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71902
+ * dependency.c (gfc_check_dependency): Use dep_ref. Handle case
+ if identical is true and two array element references differ.
+ (gfc_dep_resovler): Move most of the code to dep_ref.
+ (dep_ref): New function.
+ * frontend-passes.c (realloc_string_callback): Name temporary
+ variable "realloc_string".
+
+2016-07-26 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71862
+ * class.c: Remove assert. Iterate over component only if non-null.
+
+2016-07-22 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/71935
+ * check.c (is_c_interoperable): Simplify right expression.
+
+2016-07-22 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71795
+ * frontend-passes.c (combine_array_constructor): Don't
+ do anything if the expression is inside an array iterator.
+
+2016-07-22 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ * expr.c (gfc_find_stat_co): Fixed whitespaces.
+ * gfortran.texi: Fixed typos and reversed meaning of caf_get()'s
+ src and dst description.
+ * trans-decl.c (gfc_build_builtin_function_decls): Fixed style
+ and corrected fnspec for caf functions.
+ * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Fixed style.
+ (conv_caf_send): Dito.
+
+2016-07-19 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71902
+ * dependency.c (gfc_check_dependency): Use dep_ref. Handle case
+ if identical is true and two array element references differ.
+ (gfc_dep_resovler): Move most of the code to dep_ref.
+ (dep_ref): New function.
+ * frontend-passes.c (realloc_string_callback): Name temporary
+ variable "realloc_string".
+
+2016-07-17 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/71523
+ * trans-decl.c (gfc_finish_var_decl): Replace automatic initializer with
+ a static one.
+
+2016-07-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Marco Restelli <mrestelli@gmail.com>
+
+ PR fortran/62125
+ * symbol.c (select_type_insert_tmp): Recursively call self to take care
+ of nested select type.
+
+2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
+
+ * openmp.c (gfc_match_omp_clauses): Scan for clause vector_length
+ before vector.
+
+2016-07-15 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/71807
+ * trans-expr.c (gfc_trans_subcomponent_assign): Special casing
+ when allocatable component is set to null() in initializer.
+
+2016-07-14 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/29819
+ * parse.c (parse_contained): Use proper locus.
+
+2016-07-14 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/70842
+ * simplify.c (gfc_simplify_len): Only for unlimited polymorphic
+ types replace the expression's _data ref with a _len ref.
+
+2016-07-09 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71783
+ * frontend-passes.c (create_var): Always allocate a charlen
+ for character variables.
+
+2016-07-08 Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/68426
+ * simplify (gfc_simplify_spread): Adjust locus.
+
+2016-07-08 Cesar Philippidis <cesar@codesourcery.com>
+
+ * parse.c (matcha): Define.
+ (decode_oacc_directive): Add spec_only local var and set it. Use
+ matcha to parse acc directives except for routine and declare. Return
+ ST_GET_FCN_CHARACTERISTICS if a non-declarative directive could be
+ matched.
+
+2016-07-08 Martin Liska <mliska@suse.cz>
+
+ * invoke.texi (Wundefined-do-loop): Enhance documentation.
+
+2016-07-07 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/71764
+ * trans-expr.c (gfc_trans_structure_assign): Remove assert.
+
+2016-07-07 Martin Liska <mliska@suse.cz>
+
+ * lang.opt (Wundefined-do-loop): New option.
+ * resolve.c (gfc_resolve_iterator): Warn for Wundefined-do-loop.
+ (gfc_trans_simple_do): Generate a c-style loop.
+ (gfc_trans_do): Fix GNU coding style.
+ * invoke.texi: Mention the new warning.
+
+2016-07-07 Martin Liska <mliska@suse.cz>
+
+ * trans-stmt.c (gfc_trans_do): Add expect builtin for DO
+ loops with step bigger than +-1.
+
+2016-07-05 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
+
+ * array.c (gfc_match_array_ref): Add parsing support for
+ STAT= attribute in CAF reference.
+ * expr.c (gfc_find_stat_co): New function that returns
+ the STAT= assignment.
+ * gfortran.h (gfc_array_ref): New member.
+ * trans-decl.c (gfc_build_builtin_function_decls):
+ new attribute for caf_get and caf_send functions.
+ * trans-intrinsic.c (gfc_conv_intrinsic_caf_get): Passing
+ the stat attribute to external function.
+ (gfc_conv_intrinsic_caf_send): Ditto.
+
+2016-07-05 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/71623
+ * trans-stmt.c (gfc_trans_allocate): Add code of pre block of typespec
+ in allocate to parent block.
+
+2016-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/66575
+ * decl.c (match_procedure_interface): Exit loop if procedure
+ interface refers to itself.
+
+2016-07-04 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/35849
+ * simplify.c (gfc_simplify_ishftc): Check that absolute value of
+ SHIFT is less than or equal to SIZE.
+
+2016-07-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/71687
+ * f95-lang.c (struct binding_level): Add reversed field.
+ (clear_binding_level): Adjust initializer.
+ (getdecls): If reversed is clear, set it and nreverse the names
+ chain before returning it.
+ (poplevel): Use getdecls.
+ * trans-decl.c (gfc_generate_function_code, gfc_process_block_locals):
+ Use nreverse to pushdecl decls in the declaration order.
+
+ PR fortran/71717
+ * trans-openmp.c (gfc_omp_privatize_by_reference): Return false
+ for GFC_DECL_ASSOCIATE_VAR_P with POINTER_TYPE.
+
+2016-06-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/71704
+ * parse.c (matchs, matcho): Move right before decode_omp_directive.
+ If spec_only, only gfc_match the keyword and if successful, goto
+ do_spec_only.
+ (matchds, matchdo): Define.
+ (decode_omp_directive): Add spec_only local var and set it.
+ Use matchds or matchdo macros instead of matchs or matcho
+ for declare target, declare simd, declare reduction and threadprivate
+ directives. Return ST_GET_FCN_CHARACTERISTICS if a non-declarative
+ directive could be matched.
+ (next_statement): For ST_GET_FCN_CHARACTERISTICS restore
+ gfc_current_locus from old_locus even if there is no label.
+
+ PR fortran/71705
+ * trans-openmp.c (gfc_trans_omp_clauses): Set TREE_ADDRESSABLE on
+ decls in to/from clauses.
+
+2016-06-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/71686
+ * scanner.c (gfc_next_char_literal): Only decrement nextc if it
+ is not NULL.
+
+2016-06-29 Cesar Philippidis <cesar@codesourcery.com>
+
+ * openmp.c (match_oacc_clause_gang): Rename to ...
+ (match_oacc_clause_gwv): this. Add support for OpenACC worker and
+ vector clauses.
+ (gfc_match_omp_clauses): Use match_oacc_clause_gwv for
+ OMP_CLAUSE_{GANG,WORKER,VECTOR}. Propagate any MATCH_ERRORs for
+ invalid OMP_CLAUSE_{ASYNC,WAIT,GANG,WORKER,VECTOR} clauses.
+ (gfc_match_oacc_wait): Propagate MATCH_ERROR for invalid
+ oacc_expr_lists. Adjust the first and needs_space arguments to
+ gfc_match_omp_clauses.
+
+2016-06-29 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/71002
+ * f95-lang.c (LANG_HOOKS_GET_ALIAS_SET): Remove (un-)define.
+ (gfc_get_alias_set): Remove.
+
+2016-06-25 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/71649
+ * module.c (create_intrinsic_function): Check for NULL values and
+ return after giving error.
+
+2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ * trans-types.c (gfc_build_complex_type): Move setting complex
+ MODE to layout_type, instead of setting it ahead of time by the
+ caller.
+
+2016-06-21 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/71068
+ * resolve.c (resolve_function): Don't resolve caf_get/caf_send.
+ (check_data_variable): Strip-off caf_get before checking.
+
+2016-06-20 Tobias Burnus <burnus@net-b.de>
+
+ PR fortran/71194
+ * trans-expr.c (gfc_trans_pointer_assignment): Correctly handle
+ RHS pointer functions.
+
+2016-06-19 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
+
+ * class.c (gfc_add_class_array_ref): Call gfc_add_data_component()
+ instead of gfc_add_component_ref().
+ (gfc_get_len_component): Call gfc_add_len_component() instead of
+ gfc_add_component_ref().
+ * trans-intrinsic.c (gfc_conv_intrinsic_loc): Call
+ gfc_add_data_component() instead of gfc_add_component_ref().
+ * trans.c (gfc_add_finalizer_call): Call
+ gfc_add_final_component() and gfc_add_size_component() instead
+ of gfc_add_component_ref.
+
+2016-06-18 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
+
+ * trans-types.c (gfc_typenode_for_spec): Commentary typo fix.
+
+2016-06-17 Cesar Philippidis <cesar@codesourcery.com>
+
+ * openmp.c (match_acc): New generic function to parse OpenACC
+ directives.
+ (gfc_match_oacc_parallel_loop): Use it.
+ (gfc_match_oacc_parallel): Likewise.
+ (gfc_match_oacc_kernels_loop): Likewise.
+ (gfc_match_oacc_kernels): Likewise.
+ (gfc_match_oacc_data): Likewise.
+ (gfc_match_oacc_host_data): Likewise.
+ (gfc_match_oacc_loop): Likewise.
+ (gfc_match_oacc_enter_data): Likewise.
+ (gfc_match_oacc_exit_data): Likewise.
+
+2016-06-16 Martin Liska <mliska@suse.cz>
+
+ * trans-stmt.c (gfc_trans_simple_do): Predict the edge.
+
+2016-06-16 Martin Liska <mliska@suse.cz>
+
+ * trans-array.c (gfc_array_allocate): Do not generate expect
+ stmt.
+ * trans.c (gfc_allocate_using_malloc): Properly set FAIL_ALLOC
+ predictor for malloc return value.
+ (gfc_allocate_allocatable): Use REALLOC predictor instead of
+ FAIL_ALLOC.
+ (gfc_deallocate_with_status): Likewise.
+
+2016-06-13 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/70673
+ * frontend-passes.c (realloc_string_callback): Add a call to
+ gfc_dep_compare_expr.
+
+2016-06-11 Dominique d'Humieres <dominiq@lps.ens.fr>
+
+ PR fortran/60751
+ * io.c (gfc_resolve_dt): Replace GFC_STD_GNU with GFC_STD_LEGACY.
+
+2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
+
+ PR c/71381
+ * openmp.c (gfc_match_oacc_cache): Add comment.
+
+2016-06-05 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/71404
+ * io.c (match_io): For READ, commit in pending symbols in the
+ current statement before trying to match an expression so that
+ if the match fails and we undo symbols we dont toss good symbols.
+
+2016-06-05 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/69659
+ * trans-array.c (gfc_trans_dummy_array_bias): For class arrays use
+ the address of the _data component to reference the arrays data
+ component.
+
+2016-06-03 Chung-Lin Tang <cltang@codesourcery.com>
+
+ * trans-openmp.c (gfc_trans_omp_reduction_list): Add mark_addressable
+ bool parameter, set reduction clause DECLs as addressable when true.
+ (gfc_trans_omp_clauses): Pass clauses->async to
+ gfc_trans_omp_reduction_list, add comment describing OpenACC situation.
+
+2016-06-01 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/52393
+ * io.c (match_io): For READ, try to match a default character
+ expression. If found, set the dt format expression to this,
+ otherwise go back and try control list.
+
+2016-06-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/71156
+ * decl.c (copy_prefix): Add checks that the module procedure
+ declaration prefixes are compliant with the interface. Invert
+ order of existing elemental and pure checks.
+ * resolve.c (resolve_fl_procedure): Invert order of elemental
+ and pure errors.
+
+2016-06-01 Jakub Jelinek <jakub@redhat.com>
+
+ * parse.c (case_decl): Move ST_OMP_* to ...
+ (case_omp_decl): ... here, new macro.
+ (verify_st_order): For case_omp_decl, complain about
+ p->state >= ORDER_EXEC, but don't change p->state otherwise.
+
+2016-05-26 Jakub Jelinek <jakub@redhat.com>
+
+ * openmp.c (resolve_omp_clauses): Warn if chunk_size is known not to
+ be positive.
+
+2016-05-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/66461
+ * scanner.c (gfc_next_char_literal): Clear end_flag when adjusting
+ current locus back to old_locus.
+
+2016-05-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/71204
+ * frontend-passes.c (realloc_string_callback): Clear inserted_block
+ and changed_statement before calling create_var.
+
+2016-05-15 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/69603
+ * interface.c (compare_parameter): Check for non-NULL pointer.
+
+2016-05-14 Fritz Reese <fritzoreese@gmail.com>
+
+ * gfortran.texi: Update example of DEC UNION extension.
+
+2016-05-14 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/71047
+ * expr.c (gfc_default_initializer): Avoid extra component refs in
+ constructors for derived types and classes.
+
+2016-05-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/70855
+ * frontend-passes.c (inline_matmul_assign): Disable in !$omp workshare.
+
+2016-05-09 Richard Biener <rguenther@suse.de>
+
+ PR fortran/70937
+ * trans-decl.c: Include gimplify.h for unshare_expr.
+ (gfc_trans_vla_one_sizepos): Unshare exprs before inserting
+ them into the IL.
+
+2016-05-07 Fritz Reese <fritzoreese@gmail.com>
+
+ PR fortran/56226
+ * module.c (dt_upper_string): Rename to gfc_dt_upper_string
+ (dt_lower_string): Likewise.
+ * gfortran.h: Make new gfc_dt_upper/lower_string global.
+ * class.c: Use gfc_dt_upper_string.
+ * decl.c: Likewise.
+ * symbol.c: Likewise.
+ * resolve.c (resolve_component): New function.
+ (resolve_fl_derived0): Move component loop code to resolve_component.
+ * parse.c (check_component): New function.
+ (parse_derived): Move loop code to check_component.
+ * lang.opt, invoke.texi, options.c : New option -fdec-structure.
+ * libgfortran.h (bt): New basic type BT_UNION.
+ * gfortran.h (gfc_option): New option -fdec-structure.
+ (gfc_get_union_type, gfc_compare_union_types): New prototypes.
+ (gfc_bt_struct, gfc_fl_struct, case_bt_struct, case_fl_struct): New
+ macros.
+ (gfc_find_component): Change prototype.
+ * match.h (gfc_match_member_sep, gfc_match_map, gfc_match_union,
+ gfc_match_structure_decl): New prototypes.
+ * parse.h (gfc_comp_struct): New macro.
+ * symbol.c (gfc_find_component): Search for components in nested unions
+ * class.c (insert_component_ref, gfc_add_component_ref, add_proc_comp,
+ copy_vtab_proc_comps): Update calls to gfc_find_component.
+ * primary.c (gfc_convert_to_structure_constructor): Likewise.
+ * symbol.c (gfc_add_component): Likewise.
+ * resolve.c (resolve_typebound_function, resolve_typebound_subroutine,
+ resolve_typebound_procedure, resolve_component, resolve_fl_derived):
+ Likewise.
+ * expr.c (get_union_init, component_init): New functions.
+ * decl.c (match_clist_expr, match_record_decl, get_struct_decl,
+ gfc_match_map, gfc_match_union, gfc_match_structure_decl): Likewise.
+ * interface.c (compare_components, gfc_compare_union_types): Likewise.
+ * match.c (gfc_match_member_sep): Likewise.
+ * parse.c (check_component, parse_union, parse_struct_map): Likewise.
+ * resolve.c (resolve_fl_struct): Likewise.
+ * symbol.c (find_union_component): Likewise.
+ * trans-types.c (gfc_get_union_type): Likewise.
+ * parse.c (parse_derived): Use new functions.
+ * interface.c (gfc_compare_derived_types, gfc_compare_types): Likewise.
+ * expr.c (gfc_default_initializer): Likewise.
+ * gfortran.texi: Support for DEC structures, unions, and maps.
+ * gfortran.h (gfc_statement, sym_flavor): Likewise.
+ * check.c (gfc_check_kill_sub): Likewise.
+ * expr.c (gfc_copy_expr, simplify_const_ref,
+ gfc_has_default_initializer): Likewise.
+ * decl.c (build_sym, match_data_constant, add_init_expr_to_sym,
+ match_pointer_init, build_struct, variable_decl,
+ gfc_match_decl_type_spec, gfc_mach_data-decl, gfc_match_entry,
+ gfc_match_end, gfc_match_derived_decl): Likewise.
+ * interface.c (check_interface0, check_interface1,
+ gfc_search_interface): Likewise.
+ * misc.c (gfc_basic_typename, gfc_typename): Likewise.
+ * module.c (add_true_name, build_tnt, bt_types, mio_typespec,
+ fix_mio_expr, load_needed, mio_symbol, read_module, write_symbol,
+ gfc_get_module_backend_decl): Likewise.
+ * parse.h (gfc_compile_state): Likewise.
+ * parse.c (decode_specification_statement, decode_statement,
+ gfc_ascii_statement, verify_st_order, parse_spec): Likewise.
+ * primary.c (gfc_match_varspec, gfc_match_structure_constructor,
+ gfc_match_rvalue, match_variable): Likewise.
+ * resolve.c (find_arglists, resolve_structure_cons,
+ is_illegal_recursion, resolve_generic_f, get_declared_from_expr,
+ resolve_typebound_subroutine, resolve_allocate_expr,
+ nonscalar_typebound_assign, generate_component_assignments,
+ resolve_fl_variable_derived, check_defined_assignments,
+ resolve_component, resolve_symbol, resolve_equivalence_derived):
+ Likewise.
+ * symbol.c (flavors, check_conflict, gfc_add_flavor, gfc_use_derived,
+ gfc_restore_last_undo_checkpoint, gfc_type_compatible,
+ gfc_find_dt_in_generic): Likewise.
+ * trans-decl.c (gfc_get_module_backend_decl, create_function_arglist,
+ gfc_create_module_variable, check_constant_initializer): Likewise.
+ * trans-expr.c (gfc_conv_component_ref, gfc_conv_initializer,
+ gfc_trans_alloc_subarray_assign, gfc_trans_subcomponent_assign,
+ gfc_conv_structure, gfc_trans_scalar_assign, copyable_array_p):
+ Likewise.
+ * trans-io.c (transfer_namelist_element, transfer_expr,
+ gfc_trans_transfer): Likewise.
+ * trans-stmt.c (gfc_trans_deallocate): Likewise.
+ * trans-types.c (gfc_typenode_for_spec, gfc_copy_dt_decls_ifequal,
+ gfc_get_derived_type): Likewise.
+
+2016-05-05 Jakub Jelinek <jakub@redhat.com>
+
+ * openmp.c (gfc_match_omp_clauses): Restructuralize, so that clause
+ parsing is done in a big switch based on gfc_peek_ascii_char and
+ individual clauses under their first letters are sorted too.
+
+2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ * trans-types.c (gfc_build_complex_type):
+
+2016-05-02 Richard Biener <rguenther@suse.de>
+
+ * trans-array.c (gfc_trans_create_temp_array): Properly
+ create a DECL_EXPR for the anonymous VLA array type.
+
+2016-04-29 Cesar Philippidis <cesar@codesourcery.com>
+
+ PR middle-end/70626
+ * trans-openmp.c (gfc_trans_oacc_combined_directive): Duplicate
+ the reduction clause in both parallel and loop directives.
+
+2016-04-18 Michael Matz <matz@suse.de>
+
+ * trans-io.c (gfc_build_io_library_fndecls): Use SET_TYPE_ALIGN.
+ * trans-common.c (build_common_decl): Use SET_DECL_ALIGN.
+ * trans-types.c (gfc_add_field_to_struct): Use SET_DECL_ALIGN.
+
+2016-04-13 Dominique d'Humieres <dominiq@lps.ens.fr>
+
+ PR fortran/67039
+ * intrinsic.texi: Correct the documentation of pseudorandom
+ number intrinsics.
+
+2016-04-13 Dominique d'Humieres <dominiq@lps.ens.fr>
+
+ PR fortran/58000
+ * gfortran.texi: Document OPEN( ... NAME=) as not implemented
+ in GNU Fortran
+
+2016-04-09 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/68566
+ * array.c (match_array_element_spec): Add check for non-integer.
+ * simplify.c (gfc_simplify_reshape): If source shape is NULL return.
+
+2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
+
+ PR c/70436
+ * openmp.c (gfc_find_omp_udr): Add explicit braces to resolve a
+ future -Wparentheses warning.
+
+2016-04-04 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/67538
+ * resolve.c (resolve_allocate_expr): Emit error message when no
+ array spec and no array valued source= expression is given in an
+ F2008 allocate() for an array to allocate.
+
+2016-04-04 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/65795
+ * trans-array.c (gfc_array_allocate): When the array is a coarray,
+ do not nullyfing its allocatable components in array_allocate, because
+ the nullify missed the array ref and nullifies the wrong component.
+ Cosmetics.
+
+2016-03-29 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/70397
+ * trans-expr.c (gfc_class_len_or_zero_get): Add function to return a
+ constant zero tree, when the class to get the _len component from is
+ not unlimited polymorphic.
+ (gfc_copy_class_to_class): Use the new function.
+ * trans.h: Added interface of new function gfc_class_len_or_zero_get.
+
+2016-03-28 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
+
+ * trans-decl.c (gfc_build_builtin_function_decls):
+ caf_stop_numeric and caf_stop_str definition.
+ * trans-stmt.c (gfc_trans_stop): invoke external functions
+ for stop and stop_str when coarrays are used.
+ * trans.h: extern for new functions.
+
+2016-03-19 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/69043
+ * scanner.c (load_file): Update to use S_ISREG macro.
+
+2016-03-17 Thomas Schwinge <thomas@codesourcery.com>
+
+ * gfortran.h (enum gfc_omp_map_op): Rename OMP_MAP_FORCE_DEALLOC
+ to OMP_MAP_DELETE. Adjust all users.
+
+2016-03-13 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Jim MacArthur <jim.macarthur@codethink.co.uk>
+
+ PR fortran/69043
+ * scanner.c (load_file): Check that included file is regular.
+
+2016-03-12 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Harold Anlauf <anlauf@gmx.de>
+
+ PR fortran/69520
+ * invoke.texi: Explain use of the 'no-' construct within the
+ -fcheck= option.
+ * options.c (gfc_handle_runtime_check_option): Enable use of
+ 'no-' prefix for the various options with -fcheck= to allow
+ negating previously enabled check options.
+
+2016-03-12 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/70031
+ * decl.c (gfc_match_prefix): Treat the 'module' prefix in the
+ same way as the others, rather than fixing it to come last.
+ (gfc_match_function_decl, gfc_match_subroutine): After errors
+ in 'copy_prefix', emit them immediately in the case of module
+ procedures to prevent a later ICE.
+
+ PR fortran/69524
+ * decl.c (gfc_match_submod_proc): Permit 'module procedure'
+ declarations within the contains section of modules as well as
+ submodules.
+ * resolve.c (resolve_fl_procedure): Likewise.
+ *trans-decl.c (build_function_decl): Change the gcc_assert to
+ allow all forms of module procedure declarations within module
+ contains sections.
+
+2016-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/68147
+ PR fortran/47674
+ * frontend-passes.c (realloc_string_callback): Don't set
+ walk_subtrees.
+
+2016-02-28 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ * dump-parse-tree.c (show_code_node): Print association
+ list of a block if present. Handle EXEC_END_BLOCK.
+
+2016-02-28 Harald Anlauf <anlauf@gmx.de>
+ Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/56007
+ * match.c (gfc_match_iterator): Add diagnostic for array variable
+ as do loop index.
+
+2016-02-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ Steven G. Kargl <kargl@gcc.gnu.org>
+
+ PR fortran/69910
+ * io.c (gfc_match_open): Check that open status is an expression
+ constant before comparing string to 'scratch' with NEWUNIT.
+
+2016-02-27 Alessandro Fanfarillo <fanfarillo.gcc@gmail.com>
+
+ * trans.c (gfc_allocate_allocatable): size conversion
+ from byte to number of elements for event variables.
+ * trans-types.c (gfc_get_derived_type): event variables
+ represented as a pointer (like lock variable).
+
+2016-02-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/61156
+ * scanner.c (add_path_to_list): If include path is not a directory,
+ issue a fatal error.
+
+2016-02-23 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/67451
+ * trans-array.c (gfc_array_allocate): Take the attributes from the
+ expression to allocate and not from the source=-expression.
+
+2016-02-20 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/69423
+ * trans-decl.c (create_function_arglist): Deferred character
+ length functions, with and without declared results, address
+ the passed reference type as '.result' and the local string
+ length as '..result'.
+ (gfc_null_and_pass_deferred_len): Helper function to null and
+ return deferred string lengths, as needed.
+ (gfc_trans_deferred_vars): Call it, thereby reducing repeated
+ code, add call for deferred arrays and reroute pointer function
+ results. Avoid using 'tmp' for anything other that a temporary
+ tree by introducing 'type_of_array' for the arrayspec type.
+
+2015-02-16 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/69742
+ * frontend-passes.c (cfe-expr_0): Don't register functions
+ from within an ASSOCIATE statement.
+
+2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/60526
+ * decl.c (build_sym): If the name has already been defined as a
+ type, it has a symtree with an upper case letter at the beginning.
+ If such a symtree exists, issue an error and exit. Don't do
+ this if there is no corresponding upper case letter.
+
+2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/60526
+ PR bootstrap/69816
+ * decl.c (build_sym): Reverted previous patch.
+
+2016-02-14 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/60526
+ * decl.c (build_sym): If the name has already been defined as a
+ type, issue error and return false.
+
+2016-02-12 David Malcolm <dmalcolm@redhat.com>
+
+ PR other/69554
+ * error.c (gfc_diagnostic_start_span): New function.
+ (gfc_diagnostics_init): Initialize global_dc's start_span.
+
+2016-02-11 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/69296
+ * gfortran.h: Added flag to gfc_association_list indicating that
+ the rank of an associate variable has been guessed only.
+ * parse.c (parse_associate): Set the guess flag mentioned above
+ when guessing the rank of an expression.
+ * resolve.c (resolve_assoc_var): When the rank has been guessed,
+ make sure, that the guess was correct else overwrite with the actual
+ rank.
+ * trans-stmt.c (trans_associate_var): For subref_array_pointers in
+ class objects, take the span from the _data component.
+
+2016-02-07 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/50555
+ * primary.c (match_actual_arg): If symbol has attribute flavor of
+ namelist, generate an error. (gfc_match_rvalue): Likewise return
+ MATCH_ERROR.
+ * resolve.c (resolve_symbol): Scan arument list of procedures and
+ generate an error if a namelist is found.
+
+2016-02-05 Mikael Morin <mikael@gcc.gnu.org>
+
+ PR fortran/66089
+ * trans-expr.c (expr_is_variable, gfc_expr_is_variable): Rename
+ the former to the latter and make it non-static. Update callers.
+ * gfortran.h (gfc_expr_is_variable): New declaration.
+ (struct gfc_ss_info): Add field needs_temporary.
+ * trans-array.c (gfc_scalar_elemental_arg_saved_as_argument):
+ Tighten the condition on aggregate expressions with a check
+ that the expression is a variable and doesn't need a temporary.
+ (gfc_conv_resolve_dependency): Add intermediary reference variable.
+ Set the needs_temporary field.
+
+2016-02-03 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/67451
+ PR fortran/69418
+ * trans-expr.c (gfc_copy_class_to_class): For coarrays just the
+ pointer is passed. Take it as is without trying to deref the
+ _data component.
+ * trans-stmt.c (gfc_trans_allocate): Take care of coarrays as
+ argument to source=-expression.
+
+2016-02-02 Nathan Sidwell <nathan@codesourcery.com>
+
+ * lang.opt (fopenacc-dim=): New option.
+
+2016-01-31 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/67564
+ * trans-expr.c (gfc_conv_procedure_call): For the vtable copy
+ subroutines, add a string length argument, when the actual
+ argument is an unlimited polymorphic class object.
+
+2016-01-30 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/69566
+ * trans-expr.c (gfc_conv_procedure_call): Correct expression
+ for 'ulim_copy', which was missing a test for 'comp'.
+
+2016-01-28 Andre Vehreschild <vehre@gcc.gnu.org>
+
+ PR fortran/62536
+ * decl.c (gfc_match_end): Only unnest and remove BLOCK namespaces
+ when the END encountered does not match a BLOCK's end.
+
+2016-01-27 Janus Weil <janus@gcc.gnu.org>
+
+ PR fortran/69484
+ * invoke.texi: Fix documentation of -Wall with respect to -Wtabs.
+
+2016-01-27 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/69422
+ * trans-expr.c (is_scalar_reallocatable_lhs): Remove the check
+ for allocatable components, whilst checking if the symbol is a
+ derived or class entity..
+
+2016-01-26 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/69385
+ * trans-expr.c (gfc_trans_assignment_1): Exclude initialization
+ assignments from check on assignment of scalars to unassigned
+ arrays and correct wrong code within the corresponding block.
+
+2016-01-26 David Malcolm <dmalcolm@redhat.com>
+
+ PR other/69006
+ * error.c (gfc_diagnostic_starter): Delete use of pp_newline.
+
+2016-01-23 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/69397
+ PR fortran/68442
+ * interface.c (gfc_arglist_matches_symbol): Replace assert with
+ a return false if not a procedure.
+ * resolve.c (resolve_generic_f): Test if we are resolving an
+ initialization expression and adjust error message accordingly.
+
+2016-01-24 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/66094
+ * frontend-passes.c (matmul_lhs_realloc): Add
+ forgotten break statement.
+
+2016-01-24 Dominique d'Humieres <dominiq@lps.ens.fr>
+
+ PR fortran/68283
+ * primary.c (gfc_variable_attr): revert revision r221955,
+ call gfc_internal_error only if there is no error.
+
+2016-01-24 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/66094
+ * frontend-passes.c (enum matrix_case): Add case A2B2T for
+ MATMUL(A,TRANSPoSE(B)) where A and B are rank 2.
+ (inline_limit_check): Also add A2B2T.
+ (matmul_lhs_realloc): Handle A2B2T.
+ (check_conjg_variable): Rename to
+ (check_conjg_transpose_variable): and also count TRANSPOSE.
+ (inline_matmul_assign): Handle A2B2T.
+
+2016-01-21 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ PR fortran/65996
+ * error.c (gfc_error): Save the state of abort_on_error and set
+ it to false for buffered errors to allow normal processing.
+ Restore the state before leaving.
+
+2016-01-19 Martin Jambor <mjambor@suse.cz>
+
+ * types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
+ (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
+ (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
+
+2016-01-15 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/64324
+ * resolve.c (check_uop_procedure): Prevent deferred length
+ characters from being trapped by assumed length error.
+
+ PR fortran/49630
+ PR fortran/54070
+ PR fortran/60593
+ PR fortran/60795
+ PR fortran/61147
+ PR fortran/64324
+ * trans-array.c (gfc_conv_scalarized_array_ref): Pass decl for
+ function as well as variable expressions.
+ (gfc_array_init_size): Add 'expr' as an argument. Use this to
+ correctly set the descriptor dtype for deferred characters.
+ (gfc_array_allocate): Add 'expr' to the call to
+ 'gfc_array_init_size'.
+ * trans.c (gfc_build_array_ref): Expand logic for setting span
+ to include indirect references to character lengths.
+ * trans-decl.c (gfc_get_symbol_decl): Ensure that deferred
+ result char lengths that are PARM_DECLs are indirectly
+ referenced both for directly passed and by reference.
+ (create_function_arglist): If the length type is a pointer type
+ then store the length as the 'passed_length' and make the char
+ length an indirect reference to it.
+ (gfc_trans_deferred_vars): If a character length has escaped
+ being set as an indirect reference, return it via the 'passed
+ length'.
+ * trans-expr.c (gfc_conv_procedure_call): The length of
+ deferred character length results is set TREE_STATIC and set to
+ zero.
+ (gfc_trans_assignment_1): Do not fix the rse string_length if
+ it is a variable, a parameter or an indirect reference. Add the
+ code to trap assignment of scalars to unallocated arrays.
+ * trans-stmt.c (gfc_trans_allocate): Remove 'def_str_len' and
+ all references to it. Instead, replicate the code to obtain a
+ explicitly defined string length and provide a value before
+ array allocation so that the dtype is correctly set.
+ trans-types.c (gfc_get_character_type): If the character length
+ is a pointer, use the indirect reference.
+
+2016-01-10 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/69154
+ * frontend-passes.c (in_where): New variable.
+ (inline_matmul_assign): Don't try this if we are within
+ a WHERE statement.
+ (gfc_code_walker): Keep track of in_where.
+
+2016-01-10 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/67779
+ * trans_array.c (gfc_conv_scalarized_array_ref): Add missing
+ se->use_offset from condition for calculation of 'base'.
+
+2016-01-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/69128
+ * trans.h (OMPWS_SCALARIZER_BODY): Define.
+ (OMPWS_NOWAIT): Renumber.
+ * trans-stmt.c (gfc_trans_where_3): Only set OMPWS_SCALARIZER_WS
+ if OMPWS_SCALARIZER_BODY is not set already, and set also
+ OMPWS_SCALARIZER_BODY until the final loop creation.
+ * trans-expr.c (gfc_trans_assignment_1): Likewise.
+ * trans-openmp.c (gfc_trans_omp_workshare): Also clear
+ OMPWS_SCALARIZER_BODY.
+ * trans-array.c (gfc_trans_scalarized_loop_end): Don't create
+ OMP_FOR if OMPWS_SCALARIZER_BODY is set.
+
+2016-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ Update copyright years.
+
+ * gfortranspec.c (lang_specific_driver): Update copyright notice
+ dates.
+ * gfc-internals.texi: Bump @copying's copyright year.
+ * gfortran.texi: Ditto.
+ * intrinsic.texi: Ditto.
+ * invoke.texi: Ditto.
+
+2016-01-01 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/68864
+ * trans-array.c (evaluate_bound): If deferred, test that 'desc'
+ is an array descriptor before using gfc_conv_descriptor_xxx.
+
+Copyright (C) 2016 Free Software Foundation, Inc.
+
+Copying and distribution of this file, with or without modification,
+are permitted in any medium without royalty provided the copyright
+notice and this notice are preserved.