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2026-02-08 Harald Anlauf <anlauf@gmx.de>
PR fortran/85547
* decl.cc (gfc_match_volatile): Fix frontend memleak.
(gfc_match_asynchronous): Likewise.
* dump-parse-tree.cc (show_expr): Show type-spec for character
array constructor when given.
* simplify.cc (gfc_simplify_len): Simplify LEN() when type-spec
is provided for character array constructor.
* trans-intrinsic.cc (gfc_conv_intrinsic_len): Likewise.
2026-02-08 Harald Anlauf <anlauf@gmx.de>
PR fortran/123961
* check.cc (array_check): Extend check to class array functions.
* class.cc (gfc_add_class_array_ref): Fix NULL pointer dereference.
2026-02-08 Paul Thomas <pault@gcc.gnu.org>
PR fortran/123545
PR fortran/123673
* decl.cc (gfc_get_pdt_instance): If a pdt_type component is
allocatable or has allocatable components, mark it alloc_comp.
(gfc_match_decl_type_spec): Sometimes in compiling contained
functions, the symtree for the constructor points to the type
instead of the constructor symbol. This corrects itself later
in compilation so return MATCH_YES.
* trans-decl.cc (gfc_generate_function_code): Unconditionally
nullify allocatable components as well as applying the default
initializer.
* trans-expr.cc (gfc_trans_alloc_subarray_assign): Restrict the
freeing of the destination data to non-allocatable expressions
and, instead, add the se finalblock to the encompassing final_
block.
2026-02-06 Torbjörn SVENSSON <torbjorn.svensson@foss.st.com>
PR middle-end/123892
* gfortran.h: Replace CONST_CAST with const_cast<>.
* module.cc: Likewise.
* openmp.cc: Likewise.
* options.cc: Likewise.
* parse.cc: Likewise.
* scanner.cc: Likewise.
* st.cc: Likewise.
* trans-intrinsic.cc: Likewise.
2026-02-04 Harald Anlauf <anlauf@gmx.de>
PR fortran/123941
* intrinsic.texi: SPLIT is a subroutine, not a function.
Improve documentation of its arguments.
2026-02-03 Kirill Chilikin <chilikin.k@gmail.com>
PR fortran/117303
* trans-intrinsic.cc (conv_isocbinding_function):
Assign the reference returned by C_FUNLOC to a variable.
2026-02-03 Paul Thomas <pault@gcc.gnu.org>
PR fortran/123952
* symbol.cc (gfc_copy_dummy_sym): Ensure that external, array
valued destination symbols have the correct interface so that
conflicts do not arise when adding attributes.
2026-01-31 Paul Thomas <pault@gcc.gnu.org>
* array.cc (resolve_array_list): Use macro IS_PDT.
* gfortran.h : Supply macros IS_PDT and IS_CLASS_PDT.
* match.cc (gfc_match_type_is): Use IS_PDT and IS_CLASS_PDT as
appropriate.
* resolve.cc (gfc_resolve_ref, build_init_assign,
resolve_component): Likewise.
* trans-array.cc (gfc_trans_array_constructor_value,
trans_array_constructor, structure_alloc_comps,
has_parameterized_comps): Likewise.
* trans-decl.cc (gfc_get_symbol_decl, gfc_init_default_dt,
gfc_trans_deferred_vars, gfc_generate_function_code): Likewise.
* trans-expr.cc (conv_dummy_value, gfc_conv_structure,
gfc_trans_assignment_1): Likewise.
* trans-stmt.cc (trans_associate_var, gfc_trans_allocate,
gfc_trans_deallocate): Likewise.
2026-01-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/123868
* trans-array.cc (structure_alloc_comps): For COPY_ALLOC_COMP,
remove the add_when_allocated != NULL_TREE clause that PR121628
added. This clause was redundant for scalars and caused double
allocation for arrays with nested allocatable components.
2026-01-27 Tobias Burnus <tburnus@baylibre.com>
* openmp.cc (resolve_omp_clauses): Reject groupprivate/device-local
variables in MAP clauses.
2026-01-27 Wilco Dijkstra <wilco.dijkstra@arm.com>
PR fortran/118955
* decl.cc (gfc_match_gcc_builtin): Add 'fastmath' option which
checks for fast-math before accepting a vector function.
* gfortran.texi (!GCC$ builtin): Update documentation.
2026-01-25 Sandra Loosemore <sloosemore@baylibre.com>
* lang.opt.urls: Regenerated.
2026-01-24 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/123772
* trans.cc: Add global variable is_assign_call.
(gfc_finalize_tree_expr): Derived type function results
with components that have defined assignements are
handled in resolve.cc(generate_component_assignments), unless
the assignment was replaced by a subroutine call to the
subroutine associated with the assignment operator.
(trans_code): In the case of EXEC_ASSIGN_CALL, set the
is_asign_call before calling gfc_trans_call, then clear it
after.
2026-01-19 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/123375
* decl.cc (gfc_match_import): Check that imported entity within
a interface is not from local scope.
2026-01-17 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/122957
* invoke.texi: Add note that these features are incompatible
with user defined derived type I/O. (DTIO)
2026-01-17 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/109512
* resolve.cc (resolve_function): Check if an external
attribute is required on a call to an external procedure.
(resolve_call): Likewise.
2026-01-13 Paul Thomas <pault@gcc.gnu.org>
PR fortran/112460
* array.cc (resolve_array_list): Stash the first PDT element
and check its type specification parameters against those of
subsequent elements.
* expr.cc (get_parm_list_from_expr): New function to extract the
type spec lists from expressions to be compared.
(gfc_check_type_spec_parms): New function to compare type spec
lists between two expressions. Emit an error if any constant
values are different.
(gfc_check_assign): Check that the PDT type specification parms
are the same on lhs and rhs.
* gfortran.h : Add prototype for gfc_check_type_spec_parms.
* trans-expr.cc (copyable_array_p): PDT arrays are not copyable
2026-01-12 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/91960
* resolve.cc (resolve_fl_parameter): Check the righthand symbol
is a constant expression.
2026-01-09 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/123483
* trans-array.cc (gfc_deallocate_alloc_comp): Ad the new
finalization argument and pass it to structure_alloc_comps.
* trans-array.h (gfc_deallocate_alloc_comp): Add a finalization
flag that can be passed by gfc_conv_procedure_call.
* trans-expr.cc (gfc_conv_procedure_call): Use the new
finalization flag.
2026-01-08 Steve Kargl <kargl@gcc.gnu.org>
PR fortran/123321
* trans-io.cc (transfer_namelist_element): Adjust the
conditions determining when to use the local name or
the var name to build the object name.
2026-01-08 Steve Kargl <kargl@gcc.gnu.org>
PR fortran/123012
* trans-io.cc (transfer_namelist_element): Adjust the
conditions determining when to use the local name or
the var name to build the object name.
2026-01-07 Paul Thomas <pault@gcc.gnu.org>
PR fortran/123071
PR fortran/90218
* resolve.cc (resolve_typebound_function): If a generic
typebound procedure is marked as overridable and all the
specific procedures are non-overridable, it is safe to resolve
the compcall.
* trans-array.cc (gfc_trans_array_constructor_value): PDT
structure constructor elements must be finalized.
(trans_array_constructor): Set 'finalize_required' for PDT
constructors.
* trans-decl.cc (gfc_get_symbol_decl): PDT initialization is
required in contained namespaces as long as the parent is not
a module.
(gfc_init_default_pdt): Delete the stmtblock_t argument. Assign
a variable 'value' expression using gfc_trans_assignment.
Simplifiy the logic around the call to gfc_init_default_dt. In
both cases return a tree expression or null tree.
(gfc_trans_deferred_vars): Only call gfc_allocate_pdt_comp if
gfc_init_default_pdt returns null tree.
* trans-expr.cc (gfc_trans_alloc_subarray_assign): Add a static
stmtblock_t pointer 'final_block'. Free 'dest' data pointer and
add to final_block.
(gfc_conv_structure): Set 'final_block' to the se's finalblock.
(gfc_trans_assignment_1): Do not deallocate PDT array ctrs.
trans-stmt.cc (gfc_trans_allocate): Also deallocate PDT expr3
allocatable components.
(gfc_trans_deallocate): Add PDT deallocation to se.pre instead
of block.
* trans-stmt.cc (gfc_trans_allocate): Free the allocatable
components of a PDT expr3.
(gfc_trans_deallocate): Add 'tmp' to se.pre rather than block.
2026-01-06 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/123029
* io.cc (check_open_constraints): Delete erroneous check.
2026-01-06 Thomas Koenig <tkoenig@gcc.gnu.org>
* libgfortran.h: Add enum for new LIBERROR_RECURSIVE_IO.
2026-01-06 supers1ngular <supers1ngular@baylibre.com>
* openmp.cc (gfc_match_omp_clauses): New diagnostic logic.
2026-01-05 Paul Thomas <pault@gcc.gnu.org>
PR fortran/123071
* resolve.cc (resolve_typebound_function): Make sure that the
class declared type is resolved.
(resolve_allocate_deallocate): Any kind of expr3 array ref will
need resolution not just constant size refs.
* trans-decl.cc (gfc_trans_deferred_vars): Exclude vtabs from
initialization.
(emit_not_set_warning): New function using code extracted from
gfc_generate_function_code.
(gfc_generate_function_code): PDT module procedures results
that have not been referenced must have the fake_result_decl
added to the symbol and emit_not_set_warning called. Likewise
replace explicit code with call to emit_not_set_warning.
2026-01-03 Paul Thomas <pault@gcc.gnu.org>
PR fortran/123352
* gfortran.h: Add prototype for gfc_resolve_symbol.
* interface.cc (matching_typebound_op): If the current
namespace has not been resolved and the derived type is use
associated, resolve the derived type with gfc_resolve_symbol.
* match.cc (match_association_list): If the associate name is
unknown type and the selector is an operator expression, copy
the selector and call gfc_extend_expr. Replace the selector if
there is a match, otherwise free the copy.
* resolve.cc (gfc_resolve_symbol): New function.
2026-01-03 Jerry DeLisle <jvdelisle@gcc.gnu.org>
Revert:
2026-01-01 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/119136
* libgfortran.h: Add enum for new LIBERROR_RECURSIVE_IO.
2026-01-02 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/101399
* io.cc (match_io): If the -Wtabs option is used, then Issue a
warning for a <tab> character following a 'print' statement;
otherwise ignore the <tab>.
2026-01-01 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/119136
* libgfortran.h: Add enum for new LIBERROR_RECURSIVE_IO.
2026-01-01 Jakub Jelinek <jakub@redhat.com>
* gfortranspec.cc (lang_specific_driver): Update copyright notice
dates.
* gfc-internals.texi: Bump @copying's copyright year.
* gfortran.texi: Ditto.
* intrinsic.texi: Ditto.
* invoke.texi: Ditto.
Copyright (C) 2026 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.
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