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GCC Administrator
2026-01-31 00:16:35 +00:00
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125
gcc/ChangeLog
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2026-01-30 Richard Biener <rguenther@suse.de>
PR middle-end/123887
* match.pd ((zero_one ==/!= 0) ? .. z <op> y .. -> zero_one * z ..):
Check evaluating z unconditionally has no side-effects, like
trapping.
2026-01-30 Richard Biener <rguenther@suse.de>
PR debug/123886
* dwarf2out.cc (sym_off_pair::sym): Remove GTY((skip)).
2026-01-30 Michal Jires <mjires@suse.cz>
* doc/extend.texi: Mention flto-toplevel-asm-heuristics.
* doc/invoke.texi: Add flto-toplevel-asm-heuristics.
2026-01-30 Richard Biener <rguenther@suse.de>
PR debug/110885
* dwarf2out.cc (generate_skeleton_bottom_up): Generate the
skeleton ancestor tree when moving a new child to the parent
even for template instantiations.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/123864
* match.pd (__builtin_mul_overflow_p (x, cst, (stype) 0) ->
x > stype_max / cst || x < stype_min / cst): Only check
integer_minus_onep for signed types.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR c++/123790
* fold-const.cc (fold_convert_const): Handle conversion of
integer_zerop to NULLPTR_TYPE.
(fold_convert_loc): Likewise.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
PR gcov-profile/123855
* path-coverage.cc (flush_on_edges): Only look up SSA name def
stmt when counter is non-const.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
* gcov-dump.cc (tag_paths): New function.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
* common.opt: ftest-coverage enabled by fpath-coverage or
fcondition-coverage
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
* gcov-dump.cc (tag_conditions): Read position before blocks,
terms.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
PR gcov-profile/121084
PR gcov-profile/121123
PR gcov-profile/121409
* profile.cc (branch_prob): Record seen_locations without
discriminators.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/123876
* omp-low.cc (diagnose_sb_2): Handle GIMPLE_ASM.
2026-01-30 Alex Coplan <alex.coplan@arm.com>
PR target/123206
* config/aarch64/aarch64-builtins.cc (struct aarch64_pragma_builtins_data):
Declare array as CONSTEXPR.
* config/aarch64/aarch64-simd-pragma-builtins.def: Update
incorrect uses of TARGET_SIMD to use AARCH64_FL_SIMD instead.
2026-01-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/109410
* tree-ssa-reassoc.cc (build_and_add_sum): Use
gsi_start_nondebug_after_labels_bb to look for a possible
returns-twice call.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
* config/darwin-d.cc (darwin_d_os_builtins): Add Apple.
2026-01-30 Andrew Pinski <andrew.pinski@oss.qualcomm.com>
PR rtl-optimization/122170
* ifcvt.cc (noce_can_force_operand): Don't only check if
there is an optab for the code check the entry for the
mode is non-null. Handle non integral div by checking
optab like force_operand does.
2026-01-30 Lulu Cheng <chenglulu@loongson.cn>
* config/loongarch/loongarch-ftypes.def: Remove unused type.
2026-01-30 Lulu Cheng <chenglulu@loongson.cn>
PR target/123766
* config/loongarch/loongarch-builtins.cc
(loongarch_build_vpointer_type): New function. Return a type
for 'volatile void *'.
(LARCH_ATYPE_VPOINTER): New macro.
* config/loongarch/loongarch-ftypes.def: Change the pointer
type of the store class function from CVPOINTER to VPOINTER.
2026-01-30 Lulu Cheng <chenglulu@loongson.cn>
PR target/123807
* config/loongarch/loongarch.cc
(loongarch_expand_vector_init_same): When same is MEM and
GET_MODE(same) != imode, first load the data from memory
and then process it further.
2026-01-30 mengqinggang <mengqinggang@loongson.cn>
* config/loongarch/loongarch.md: Delete movsf TARGET_HARD_FLOAT
condition.
2026-01-29 Andrew Pinski <andrew.pinski@oss.qualcomm.com>
PR middle-end/123869

2
gcc/DATESTAMP
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20260130
20260131

18
gcc/ada/ChangeLog
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2026-01-30 Gary Dismukes <dismukes@adacore.com>
* sem_ch8.adb (End_Use_Type): Remove test of Prev_Use_Clause as
as a condition for resetting In_Use and Current_Use_Clause, and
change setting of that flag and field based on Prev_Use_Clause
rather than setting them to Empty. Revise preceding comment.
2026-01-30 Eric Botcazou <ebotcazou@adacore.com>
PR ada/123867
* sem_ch10.adb (Analyze_Compilation_Unit): Output info message
when -gnatdi is specified.
(Install_Parents): Likewise. Set the Is_Visible_Lib_Unit flag
on the unit.
(Install_Private_With_Clauses): Do not output info message here.
(Remove_Parents): Output info message when -gnatdi is specified
and clear the Is_Visible_Lib_Unit flag on the unit.
2026-01-29 Eric Botcazou <ebotcazou@adacore.com>
PR ada/123861

4
gcc/algol68/ChangeLog
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2026-01-30 Marc Poulhiès <dkm@kataplop.net>
* ga68-coding-guidelines.texi: Typo fix.
2026-01-29 Jose E. Marchesi <jemarch@gnu.org>
* ga68.vw: Update formal grammar to express the GNU extension.

21
gcc/cp/ChangeLog
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2026-01-30 Patrick Palka <ppalka@redhat.com>
PR c++/123845
PR libstdc++/114865
* constexpr.cc (build_data_member_initialization): Remove
C++11-specific recognition of MODIFY_EXPR.
(check_constexpr_ctor_body): Relax error diagnostic to a
pedwarn and don't clear DECL_DECLARED_CONSTEXPR_P upon
error. Return true if complaining.
2026-01-30 Marek Polacek <polacek@redhat.com>
* reflect.cc (eval_define_aggregate): Also give an error when
TYPE_BEING_DEFINED is true for the first argument. Remove code
that did the same.
2026-01-30 Marek Polacek <polacek@redhat.com>
* reflect.cc (eval_can_substitute): Check undeduced_auto_decl after
resolve_nondeduced_context_or_error.
2026-01-29 Marek Polacek <polacek@redhat.com>
* reflect.cc (eval_has_template_arguments): Return immediately after

41
gcc/d/ChangeLog
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2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
* dmd/MERGE: Merge upstream dmd 1017635a96.
* dmd/VERSION: Bump version to v2.112.0-beta.1.
* decl.cc (DeclVisitor::finish_vtable): Update for new front-end
interface.
(DeclVisitor::visit): Likewise.
* typeinfo.cc (TypeInfoVisitor::visit): Likewise.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
* decl.cc (DeclVisitor::visit (EnumDeclaration *)): Treat sinit member
field as a generic pointer.
(enum_initializer_decl): Likewise.
* expr.cc (ExprVisitor::visit (ArrayLiteralExp *)): Compute static
array length separately from creating type.
* modules.cc (struct module_info): Add ctor_decl, dtor_decl,
sharedctor_decl, shareddtor_decl, standalonector_decl, and
unittest_decl.
(layout_moduleinfo_fields): Add mi argument. Use it to check whether
module helpers have been generated.
(layout_moduleinfo): Likewise.
(build_module_tree): Cache generated module helpers in module_info.
* typeinfo.cc (cpp_type_info_ptrs): New variable.
(get_cpp_typeinfo_decl): Cache generated C++ type_info references in
cpp_type_info_ptrs.
* types.cc (TypeVisitor::visit (TypeEnum *)): Separate getting
front-end member value from building its CST tree.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/123263
* d-codegen.cc (d_decl_context): Set DECL_CONTEXT of compiler
generated functions to that of parent module.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/123264
* types.cc (finish_aggregate_type): Propagate struct TYPE_NAME to all
TYPE_NEXT_VARIANT types.
2026-01-29 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/123407

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gcc/fortran/ChangeLog
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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

129
gcc/testsuite/ChangeLog
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2026-01-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/123868
* gfortran.dg/array_memcpy_2.f90: Update expected memcpy count
from 4 to 3, as the double allocation bug is now fixed.
* gfortran.dg/pr123868.f90: New test.
Signed-off-by: Christopher Albert <albert@alumni.tugraz.at>
2026-01-30 Patrick Palka <ppalka@redhat.com>
PR c++/123845
PR libstdc++/114865
* g++.dg/cpp0x/constexpr-ex3.C: Adjust C++11 non-empty
constexpr constructor dg-error to a dg-warning. Expect
a follow-up missing member initializer diagnostic in C++11 mode.
* g++.dg/cpp2a/constexpr-try1.C: Expect a follow-up
compound-statement in constexpr function diagnostic in C++11
mode.
* g++.dg/cpp2a/constexpr-try2.C: Likewise. Adjust C++11
non-empty constexpr constructor dg-error to a dg-warning.
* g++.dg/cpp2a/constexpr-try3.C: Adjust C++11 non-empty
constexpr constructor dg-error to a dg-warning.
* g++.dg/cpp0x/constexpr-ctor23.C: New test.
2026-01-30 Richard Biener <rguenther@suse.de>
PR middle-end/123887
* gcc.dg/torture/pr123887.c: New testcase.
2026-01-30 Marek Polacek <polacek@redhat.com>
* g++.dg/reflect/define_aggregate3.C: Adjust expected diagnostic.
* g++.dg/reflect/p2996-21.C: Likewise.
2026-01-30 Marek Polacek <polacek@redhat.com>
* g++.dg/reflect/substitute3.C: New test.
2026-01-30 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/specs/limited_with3.ads: New test.
* gnat.dg/specs/limited_with3-child.ads: New helper.
* gnat.dg/specs/limited_with3-child-grandchild.ads: Likewise.
* gnat.dg/specs/limited_with3-child-grandchild-grandgrandchild.ads:
Likewise.
2026-01-30 Richard Biener <rguenther@suse.de>
PR debug/110885
* g++.dg/debug/dwarf2/pr110885.C: New testcase.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/123864
* gcc.c-torture/execute/pr123864.c: New test.
* gcc.dg/torture/pr123864.c: New test.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR c++/123790
* g++.dg/cpp0x/nullptr47.C: New test.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
* gdc.dg/asm1.d: Adjust test.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
PR gcov-profile/123855
* gcc.misc-tests/gcov-pr123855.c: New test.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
* g++.dg/gcov/gcov-18.C: Remove --coverage.
* g++.dg/gcov/gcov-22.C: Likewise.
* gcc.misc-tests/gcov-19.c: Remove -ftest-coverage.
* gcc.misc-tests/gcov-29.c: Likewise.
2026-01-30 Jørgen Kvalsvik <j@lambda.is>
* gcc.misc-tests/gcov-29.c: Expect 6 prime paths in test.
* gcc.misc-tests/gcov-30.c: Likewise.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR middle-end/123876
* gcc.dg/gomp/pr123876.c: New test.
2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR preprocessor/123273
* c-c++-common/cpp/dir-only-10.c: New test.
* c-c++-common/cpp/dir-only-11.c: New test.
2026-01-30 Alex Coplan <alex.coplan@arm.com>
PR target/123206
* gcc.target/aarch64/pr123206.c: New test.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/123263
* gdc.dg/debug/pr123263.d: New test.
2026-01-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/109410
* gcc.dg/pr109410-2.c: New testcase.
2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/123264
* gdc.dg/pr123264.d: New test.
2026-01-30 Lulu Cheng <chenglulu@loongson.cn>
PR target/123766
* gcc.target/loongarch/vector/lasx/pr123766.c: New test.
* gcc.target/loongarch/vector/lsx/pr123766.c: New test.
2026-01-30 Lulu Cheng <chenglulu@loongson.cn>
PR target/123807
* gcc.target/loongarch/vector/lsx/pr123807.c: New test.
2026-01-30 mengqinggang <mengqinggang@loongson.cn>
* gcc.target/loongarch/la64/movsf.c: New test.
2026-01-29 Andrew Pinski <andrew.pinski@oss.qualcomm.com>
* gcc.target/i386/pr116353.c: Move to...

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libatomic/ChangeLog
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2026-01-30 Jakub Jelinek <jakub@redhat.com>
* Makefile.am (all-local, install-asneeded): Only create
libatomic_asneeded.so script if libatomic.so exist, only
create libatomic_asneeded.a symlink if libatomic.a exist.
* Makefile.in: Regenerate.
2026-01-19 Jakub Jelinek <jakub@redhat.com>
PR libgcc/123650

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libcpp/ChangeLog
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2026-01-30 Jakub Jelinek <jakub@redhat.com>
PR preprocessor/123273
* lex.cc (cpp_directive_only_process): Only go to done_comment
for '/' if star is true and esc is false. When seeing '\\' with
esc set to true, clear esc as well as star instead of keeping esc
set.
2026-01-15 Marek Polacek <polacek@redhat.com>
Jakub Jelinek <jakub@redhat.com>

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libga68/ChangeLog
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2026-01-30 Pietro Monteiro <pietro@sociotechnical.xyz>
* ga68-alloc.c (_libga68_realloc_internal): New function.
* ga68-posix.c (_libga68_posixperror): Adjust calls to _libga68_u32_to_u8.
(_libga68_posixfopen): Likewise.
(_libga68_posixcreat): Likewise.
(_libga68_posixgetenv): Likewise.
(_libga68_posixfputs): Likewise.
(_libga68_posixfconnect): Likewise.
* ga68-unistr.c (_libga68_u32_to_u8): Use internal allocator.
* ga68.h (_libga68_realloc_internal): New prototype.
(_libga68_u32_to_u8): Update prototype.
2026-01-24 Jose E. Marchesi <jemarch@gnu.org>
PR algol68/123733

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libphobos/ChangeLog
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2026-01-30 Iain Buclaw <ibuclaw@gdcproject.org>
* libdruntime/MERGE: Merge upstream druntime 1017635a96.
* libdruntime/Makefile.am (DRUNTIME_DSOURCES_LINUX): Add
core/sys/linux/sys/syscall.d, core/sys/linux/syscall.d.
* libdruntime/Makefile.in: Regenerate.
* src/MERGE: Merge upstream phobos 5a142da0a.
* src/Makefile.am (PHOBOS_DSOURCES): Remove
std/internal/windows/bcrypt.d.
* src/Makefile.in: Regenerate.
2026-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
PR d/122800

61
libstdc++-v3/ChangeLog
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2026-01-30 Patrick Palka <ppalka@redhat.com>
* include/bits/regex_executor.tcc (__detail::_Executor::_M_node)
[__OPTIMIZE__]: Add [[gnu::always_inline]] attribute. Declare
inline.
2026-01-30 Patrick Palka <ppalka@redhat.com>
PR libstdc++/86164
* include/bits/regex_executor.tcc (__detail::_ExecutorFrameOpcode):
Remove _S_fopcode_restore_current.
(__detail::_Executor::_M_handle_repeat): Pass _M_current when
pushing a fallback_next or fallback_rep_once_more frame.
(__detail::_Executor::_M_handle_match): Don't push a
restore_current frame.
(__detail::_Executor::_M_handle_backref): Likewise and simplify
accordingly.
(__detail::_Executor::_M_handle_alternative): Pass _M_current when
pushing a fallback_next or posix_alternative frame.
(__detail::_Executor::_M_dfs) <case _S_fopcode_fallback_next>:
Restore _M_current.
<case _S_fopcode_fallback_rep_once_more>: Likewise.
<case _S_fopcode_posix_alternative>: Likewise.
<case _S_fopcode_restore_current>: Remove.
2026-01-30 Patrick Palka <ppalka@redhat.com>
PR libstdc++/86164
* include/bits/regex.h (__detail::_Executor): Use inline
namespace _V2.
* include/bits/regex_executor.h (__detail::_ExecutorFrame):
Declare.
(__detail::_Executor): Use inline namespace _V2.
(__detail::_Executor::_M_node): Declare.
(__detail::_Executor::_M_frames): New data member.
* include/bits/regex_executor.tcc (__detail::_ExecutorFrameOpcode):
New.
(__detail::_ExecutorFrameBase): New.
(__detail::_ExecutorFrame): New.
(__detail::_Executor): Use inline namespace _V2.
(__detail::_Executor::_M_rep_once_more): Replace recursive
_M_dfs calls with an _S_opcode_next frame push, and any work
after such calls with an appropriate frame push.
(__detail::_M_handle_repeat): Likewise.
(__detail::_M_handle_subexpr_begin): Likewise.
(__detail::_M_handle_subexpr_end): Likewise.
(__detail::_M_handle_line_begin_assertion): Likewise.
(__detail::_M_handle_line_end_assertion): Likewise.
(__detail::_M_handle_word_boundary): Likewise.
(__detail::_M_handle_subexpr_lookahead): Likewise.
(__detail::_M_handle_match): Likewise.
(__detail::_M_handle_backref): Likewise.
(__detail::_M_handle_accept): Likewise.
(__detail::_M_handle_alternative): Likewise.
(__detail::_M_node): Factored out from _M_dfs.
(__detail::_M_dfs): Push an initial frame to _M_frames that
visits the starting node and pass this stack each subroutine.
Pop the latest _ExecutorFrame from _M_frames and handle
appropriately according to its _ExecutorFrameOpcode. Loop until
_M_frames is empty.
2026-01-29 Jonathan Wakely <jwakely@redhat.com>
* include/std/expected (__expected::__trivially_replaceable)