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GCC Administrator
2025-10-10 00:21:51 +00:00
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ChangeLog
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2025-10-09 Prathamesh Kulkarni <prathameshk@nvidia.com>
Matthew Malcolmson <mmalcolmson@nvidia.com>
PR driver/81358
* Makefile.def: Add no_atomic=true for libraries that don't depend on
libatomic.
* Makefile.tpl: Export TARGET_CONFIGDIRS and create rule to
add dependencies for libatomic.
* configure.ac: Add libatomic to bootstrap_target_libs.
* Makefile.in: Regenerate.
* configure: Regenerate.
2025-10-02 H.J. Lu <hjl.tools@gmail.com>
* Makefile.in: Regenerated.

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2025-10-10 YunQiang Su <yunqiang@isrc.iscas.ac.cn>
Revert:
2025-09-27 Jie Mei <jie.mei@oss.cipunited.com>
* config/mips/mips.cc(mips_option_override):Add conditions
for use of the -mmips16e2 and -mips16 option.
2025-10-09 David Faust <david.faust@oracle.com>
* doc/extend.texi (Common Function Attributes)
(Common Variable Attributes): Document btf_decl_tag attribute.
(Common Type Attributes): Document btf_type_tag attribute.
2025-10-09 David Faust <david.faust@oracle.com>
* btfout.cc (get_btf_kind): Handle DECL_TAG and TYPE_TAG kinds.
(btf_calc_num_vbytes): Likewise.
(btf_asm_type): Likewise.
(output_asm_btf_vlen_bytes): Likewise.
(output_btf_tags): New.
(btf_output): Call it here.
(btf_add_used_type): Replace with simple wrapper around...
(btf_add_used_type_1): ...the implementation. Handle
BTF_KIND_DECL_TAG and BTF_KIND_TYPE_TAG.
(btf_add_vars): Update btf_add_used_type call.
(btf_assign_tag_ids): New.
(btf_mark_type_used): Update btf_add_used_type call.
(btf_collect_pruned_types): Likewise. Handle type and decl tags.
(btf_finish): Call btf_assign_tag_ids.
2025-10-09 David Faust <david.faust@oracle.com>
* ctfc.cc (ctf_dtu_d_union_selector): Handle CTF_K_DECL_TAG and
CTF_K_TYPE_TAG.
(ctf_add_type_tag, ctf_add_decl_tag): New.
(ctf_add_variable): Return the new ctf_dvdef_ref rather than zero.
(new_ctf_container): Initialize new members.
(ctfc_delete_container): Deallocate new members.
* ctfc.h (ctf_dvdef, ctf_dvdef_t, ctf_dvdef_ref): Move forward
declarations earlier in file.
(ctf_decl_tag_t): New typedef.
(ctf_dtdef): Add ctf_decl_tag_t member to dtd_u union.
(ctf_dtu_d_union_enum): Add new CTF_DTU_D_TAG enumerator.
(ctf_container): Add ctfc_tags vector and ctfc_type_tags_map hash_map
members.
(ctf_add_type_tag, ctf_add_decl_tag): New function protos.
(ctf_add_variable): Change prototype return type to ctf_dvdef_ref.
* dwarf2ctf.cc (gen_ctf_type_tags, gen_ctf_decl_tags)
(gen_ctf_decl_tags_for_var): New static functions.
(gen_ctf_pointer_type): Handle type tags.
(gen_ctf_sou_type): Handle decl tags.
(gen_ctf_function_type): Likewise.
(gen_ctf_variable): Likewise.
(gen_ctf_function): Likewise.
(gen_ctf_type): Handle TAG_GNU_annotation DIEs.
2025-10-09 David Faust <david.faust@oracle.com>
* dwarf2out.cc (struct annotation_node, struct annotation_node_hasher)
(btf_tag_htab): New ancillary structures and hash table.
(annotation_node_hasher::hash, annotation_node_hasher::equal): New.
(hash_btf_tag, gen_btf_tag_dies, maybe_gen_btf_type_tag_dies)
(maybe_gen_btf_decl_tag_dies): New functions.
(modified_type_die): Add new argument to pass type attributes.
Handle btf_type_tag, and update recursive calls.
(base_type_for_mode): Add new arg for modified_type_die call.
(add_type_attribute): Likewise.
(gen_array_type_die): Call maybe_gen_btf_type_tag_dies for the type.
(gen_formal_parameter_die): Call maybe_gen_btf_decl_tag_dies for the
parameter.
(override_type_for_decl_p): Add new arg for modified_type_die call.
(force_type_die): Likewise.
(gen_tagged_type_die): Call maybe_gen_btf_type_tag_dies for the type.
(gen_decl_die): Call maybe_gen_btf_decl_tag_dies for the decl.
(dwarf2out_finish): Empty btf_tag_htab.
(dwarf2out_cc_finalize): Delete btf_tag_htab hash table.
2025-10-09 Jakub Jelinek <jakub@redhat.com>
* ginclude/stdarg.h (va_start): Use __builtin_c23_va_start
also for C++26.
(__STDC_VERSION_STDARG_H__): Also define for C++26.
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* diagnostic-global-context.cc: Define INCLUDE_VECTOR.
* diagnostics/buffering.cc: Likewise.
* diagnostics/context.cc (context::finish): Call
finalize_extensions on each sink.
(sink::dump): Dump any extensions.
(sink::finalize_extensions): New.
* diagnostics/macro-unwinding.cc: Define INCLUDE_VECTOR.
* diagnostics/selftest-context.cc: Likewise.
* diagnostics/sink.h (class sink::extension): New.
(sink::add_extension): New.
(sink::finalize_extensions): New decl.
(sink::m_extensions): New member.
* gcc.cc: Define INCLUDE_VECTOR.
* langhooks.cc: Likewise.
* opts.cc: Likewise.
* tree-diagnostic-client-data-hooks.cc: Likewise.
* tree-diagnostic.cc: Likewise.
2025-10-09 Filip Kastl <fkastl@suse.cz>
* Makefile.in: Add gimple-ssa-pta-constraints.cc.
* tree-ssa-structalias.cc (determine_global_memory_access):
External linkage, move to namespace pointer_analysis.
(fndecl_maybe_in_other_partition): External linkage, move to
namespace pointer_analysis.
(new_var_info): External linkage, move to namespace
pointer_analysis.
(create_variable_info_for): Move to
gimple-ssa-pta-constraints.cc.
(lookup_vi_for_tree): External linkage, move to namespace
pointer_analysis, move to gimple-ssa-pta-constraints.cc.
(type_can_have_subvars): Move to gimple-ssa-pta-constraints.cc.
(make_param_constraints): Move to gimple-ssa-pta-constraints.cc.
(get_call_vi): Move to gimple-ssa-pta-constraints.cc.
(lookup_call_use_vi): External linkage, move to namespace
pointer_analysis, move to gimple-ssa-pta-constraints.cc.
(lookup_call_clobber_vi): External linkage, move to namespace
pointer_analysis, move to gimple-ssa-pta-constraints.cc.
(get_call_use_vi): Move to gimple-ssa-pta-constraints.cc.
(get_call_clobber_vi): Move to gimple-ssa-pta-constraints.cc.
(get_constraint_for_1): Move to gimple-ssa-pta-constraints.cc.
(get_constraint_for): Move to gimple-ssa-pta-constraints.cc.
(get_constraint_for_rhs): Move to gimple-ssa-pta-constraints.cc.
(do_deref): Move to gimple-ssa-pta-constraints.cc.
(constraint_pool): Move to gimple-ssa-pta-constraints.cc.
(new_constraint): Move to gimple-ssa-pta-constraints.cc.
(insert_vi_for_tree): Move to gimple-ssa-pta-constraints.cc.
(alias_get_name): Move to gimple-ssa-pta-constraints.cc.
(get_vi_for_tree): Move to gimple-ssa-pta-constraints.cc.
(new_scalar_tmp_constraint_exp): Move to
gimple-ssa-pta-constraints.cc.
(get_constraint_for_ssa_var): Move to
gimple-ssa-pta-constraints.cc.
(process_constraint): Move to gimple-ssa-pta-constraints.cc.
(bitpos_of_field): Move to gimple-ssa-pta-constraints.cc.
(get_constraint_for_ptr_offset): Move to
gimple-ssa-pta-constraints.cc.
(get_constraint_for_component_ref): Move to
gimple-ssa-pta-constraints.cc.
(get_constraint_for_address_of): Move to
gimple-ssa-pta-constraints.cc.
(process_all_all_constraints): Move to
gimple-ssa-pta-constraints.cc.
(do_structure_copy): Move to gimple-ssa-pta-constraints.cc.
(make_constraints_to): Move to gimple-ssa-pta-constraints.cc.
(make_constraint_to): Move to gimple-ssa-pta-constraints.cc.
(make_constraint_from): Move to gimple-ssa-pta-constraints.cc.
(make_copy_constraint): Move to gimple-ssa-pta-constraints.cc.
(make_escape_constraint): Move to gimple-ssa-pta-constraints.cc.
(make_indirect_escape_constraint): Move to
gimple-ssa-pta-constraints.cc.
(make_transitive_closure_constraints): Move to
gimple-ssa-pta-constraints.cc.
(make_any_offset_constraints): Move to
gimple-ssa-pta-constraints.cc.
(struct obstack fake_var_decl_obstack): Move to
gimple-ssa-pta-constraints.cc.
(build_fake_var_decl): Move to gimple-ssa-pta-constraints.cc.
(make_heapvar): Move to gimple-ssa-pta-constraints.cc.
(make_constraint_from_restrict): Move to
gimple-ssa-pta-constraints.cc.
(make_constraint_from_global_restrict): Move to
gimple-ssa-pta-constraints.cc.
(get_function_part_constraint): Move to
gimple-ssa-pta-constraints.cc.
(handle_call_arg): Move to gimple-ssa-pta-constraints.cc.
(handle_rhs_call): Move to gimple-ssa-pta-constraints.cc.
(handle_lhs_call): Move to gimple-ssa-pta-constraints.cc.
(get_fi_for_callee): Move to gimple-ssa-pta-constraints.cc.
(find_func_aliases_for_call_arg): Move to
gimple-ssa-pta-constraints.cc.
(find_func_aliases_for_builtin_call): Move to
gimple-ssa-pta-constraints.cc.
(find_func_aliases_for_call): Move to
gimple-ssa-pta-constraints.cc.
(find_func_aliases): Move to gimple-ssa-pta-constraints.cc.
(process_ipa_clobber): Move to gimple-ssa-pta-constraints.cc.
(find_func_clobbers): Move to gimple-ssa-pta-constraints.cc.
(struct fieldoff): Move to gimple-ssa-pta-constraints.cc.
(fieldoff_compare): Move to gimple-ssa-pta-constraints.cc.
(sort_fieldstack): Move to gimple-ssa-pta-constraints.cc.
(var_can_have_subvars): Move to gimple-ssa-pta-constraints.cc.
(type_must_have_pointers): Move to
gimple-ssa-pta-constraints.cc.
(field_must_have_pointers): Move to
gimple-ssa-pta-constraints.cc.
(push_fields_onto_fieldstack): Move to
gimple-ssa-pta-constraints.cc.
(count_num_arguments): Move to gimple-ssa-pta-constraints.cc.
(create_function_info_for): Move to
gimple-ssa-pta-constraints.cc.
(check_for_overlaps): Move to gimple-ssa-pta-constraints.cc.
(create_variable_info_for_1): Move to
gimple-ssa-pta-constraints.cc.
(intra_create_variable_infos): Move to
gimple-ssa-pta-constraints.cc.
(init_base_vars): Move to gimple-ssa-pta-constraints.cc.
(init_constraint_builder): Move to
gimple-ssa-pta-constraints.cc.
(delete_constraint_builder): Move to
gimple-ssa-pta-constraints.cc.
(intra_build_constraints): Move to
gimple-ssa-pta-constraints.cc.
(delete_points_to_sets): Move to gimple-ssa-pta-constraints.cc.
(associate_varinfo_to_alias): Move to
gimple-ssa-pta-constraints.cc
(refered_from_nonlocal_fn): Move to
gimple-ssa-pta-constraints.cc
(refered_from_nonlocal_var): Move to
gimple-ssa-pta-constraints.cc
(ipa_create_function_infos): Move to
gimple-ssa-pta-constraints.cc
(ipa_create_global_variable_infos): Move to
gimple-ssa-pta-constraints.cc
(ipa_build_constraints): Move to gimple-ssa-pta-constraints.cc
* tree-ssa-structalias.h (struct constraint_stats):
(determine_global_memory_access): External linkage, move to
namespace pointer_analysis.
(fndecl_maybe_in_other_partition): External linkage, move to
namespace pointer_analysis.
(new_var_info): External linkage, move to namespace
pointer_analysis.
* gimple-ssa-pta-constraints.cc: New file.
* gimple-ssa-pta-constraints.h: New file.
2025-10-09 Filip Kastl <fkastl@suse.cz>
* tree-ssa-structalias.cc (init_constraint_builder): New
function.
(delete_constraint_builder): New function.
(compute_points_to_sets): Put constraint building into
intra_build_constraints and call it.
(intra_build_constraints): New function.
(delete_points_to_sets): Put cleanup of constraint builder
global vars into delete_constraint_builder and call it.
(ipa_pta_execute): Put constraint building into
ipa_build_constraints and call it.
(ipa_create_function_infos): New function.
(ipa_create_global_variable_infos): New function.
(ipa_build_constraints): New function.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa-protos.h (xtensa_constantsynth): Remove.
* config/xtensa/xtensa.cc
(#include): Remove "context.h" and "pass_manager.h".
(machine_function): Remove "litpool_usage" member.
(xtensa_constantsynth_2insn, xtensa_constantsynth_rtx_SLLI,
xtensa_constantsynth_rtx_ADDSUBX, xtensa_constantsynth): Remove.
(constantsynth_method_lshr_m1, split_hwi_to_MOVI_ADDMI,
constantsynth_method_16bits, constantsynth_method_32bits,
constantsynth_method_square): New worker function related to
constant synthesis methods.
(constantsynth_method_info, constantsynth_methods):
New structure representing the list of all constant synthesis
methods.
(constantsynth_info): New structure that stores internal
information for "constantsynth".
(constantsynth_pass1, verify_synth_seq, constantsynth_pass2):
New functions that are the core of "constantsynth".
(do_largeconst): Add a call to constantsynth_pass1() to the insn
enumeration loop, and add a call to constantsynth_pass2() to the
end of this function.
* config/xtensa/xtensa.md (SHI): Remove.
(The two auxiliary define_splits for mov[sh]i_internal): Remove.
(The two auxiliary define_splits for movsf_internal): Remove.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa-protos.h
(xtensa_split_DI_reg_imm): Remove.
* config/xtensa/xtensa.cc (xtensa_split_DI_reg_imm): Remove.
(split_DI_SF_DF_const): New worker function.
(do_largeconst): Add a call to split_DI_SF_DF_const() to the insn
enumeration loop.
* config/xtensa/xtensa.md (movdi): Remove split code when the
source is constant.
(movdi_internal): Add a new constraint pair (a, Y) to the second
of the existing constraint alternatives.
(The auxiliary define_split for movdi_internal): Remove.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.cc (xt_full_rtx_costs):
New struct, derived from full_rtx_costs.
(FPreg_neg_scaled_simm12b_1, FPreg_neg_scaled_simm12b):
New worker functions.
(do_largeconst): Add a call to FPreg_neg_scaled_simm12b() to the
insn enumeration loop.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/constraints.md (Y):
Change to reference xtensa_postreload_completed_p() instead of
xtensa_split1_finished_p().
* config/xtensa/predicates.md (move_operand): Ditto.
* config/xtensa/t-xtensa (PASSES_EXTRA):
Add xtensa-passes.def as target-specific pass description.
* config/xtensa/xtensa-passes.def:
New definition file that inserts pass_xtensa_largeconst after
pass_postreload_cse.
* config/xtensa/xtensa-protos.h (xtensa_split1_finished_p): Remove.
(xtensa_postreload_completed_p, make_pass_xtensa_largeconst):
New function prototypes.
* config/xtensa/xtensa.cc (machine_function):
Add a new member "postreload_completed".
(xtensa_emit_move_sequence):
Change to reference xtensa_postreload_completed_p() instead of
can_create_pseudo_p().
(xtensa_split1_finished_p): Remove.
(xtensa_postreload_completed_p): New function.
(xtensa_legitimate_constant_p): Change to also consider
xtensa_postreload_completed_p().
(litpool_set_src_1, litpool_set_src, do_largeconst,
rest_of_handle_largeconst):
New sub-functions for pass_xtensa_largeconst.
(pass_data_xtensa_largeconst, pass_xtensa_largeconst):
New target-specific pass definition.
(make_pass_xtensa_largeconst):
New function called by the pass manager.
* config/xtensa/xtensa.md
(The auxiliary define_split for movdi_internal):
Change to reference xtensa_postreload_completed_p() instead of
xtensa_split1_finished_p().
(The first of three auxiliary define_splits for mov[sh]i_internal):
Remove.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.cc
(TARGET_MD_ASM_ADJUST): New macro definition.
(xtensa_md_asm_adjust): New function prototype and definition, that
prepends all 'g'-constraints in the "constraints" vector with 'n',
if neither TARGET_CONST16 nor TARGET_AUTO_LITPOOLS is enabled.
2025-10-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/122212
* tree-ssa-forwprop.cc (simplify_count_zeroes): Apply
bias for CLZ after dealing with the zero special value.
2025-10-09 Kito Cheng <kito.cheng@sifive.com>
* config/riscv/riscv-protos.h (vls_mode_valid_p): New argument
allow_up_to_lmul_8.
* config/riscv/riscv-v.cc (autovectorize_vector_modes): Set
allow_up_to_lmul_8 to false.
(vls_mode_valid_p): Add new argument allow_up_to_lmul_8, and use
it to determine whether to allow LMUL 8.
2025-10-09 Prathamesh Kulkarni <prathameshk@nvidia.com>
Matthew Malcolmson <mmalcolmson@nvidia.com>
PR driver/81358
* common.opt: New option -flink-libatomic.
* gcc.cc (LINK_LIBATOMIC_SPEC): New macro.
* config/alpha/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Use LINK_LIBATOMIC_SPEC.
* config/arm/uclinux-elf.h: Likewise.
* config/arm/unknown-elf.h: Likewise.
* config/avr/avrlibc.h: Likewise.
* config/bfin/linux.h: Likewise.
* config/darwin.h: Likewise.
* config/gnu-user.h: Likewise.
* config/lm32/uclinux-elf.h: Likewise.
* config/rs6000/linux64.h: Likewise.
* config/rs6000/rtems.h: Likewise.
* config/sparc/sparc.h: Likewise.
* doc/invoke.texi: Document -flink-libatomic.
* configure.ac: Define TARGET_PROVIDES_LIBATOMIC.
* configure: Regenerate.
* config.in: Regenerate.
* common.opt.urls: Regenerate.
2025-10-09 Robin Dapp <rdapp@ventanamicro.com>
* config/aarch64/aarch64.cc (aarch64_builtin_support_vector_misalignment):
Remove type.
* config/arm/arm.cc (arm_builtin_support_vector_misalignment):
Ditto.
* config/epiphany/epiphany.cc (epiphany_support_vector_misalignment):
Ditto.
* config/gcn/gcn.cc (gcn_vectorize_support_vector_misalignment):
Ditto.
* config/loongarch/loongarch.cc (loongarch_builtin_support_vector_misalignment):
Ditto.
* config/riscv/riscv.cc (riscv_support_vector_misalignment):
Ditto.
* config/rs6000/rs6000.cc (rs6000_builtin_support_vector_misalignment):
Ditto.
* config/s390/s390.cc (s390_support_vector_misalignment):
Ditto.
* doc/tm.texi: Adjust vector misalignment docs.
* target.def: Ditto.
* targhooks.cc (default_builtin_support_vector_misalignment):
Remove type.
* targhooks.h (default_builtin_support_vector_misalignment):
Ditto.
* tree-vect-data-refs.cc (vect_can_force_dr_alignment_p):
Set misalignment for gather/scatter and remove type.
(vect_supportable_dr_alignment): Ditto.
2025-10-09 Sam James <sam@gentoo.org>
PR c++/117219
* doc/invoke.texi (-fstrict-aliasing): Explain that type-punning
through a union in C++ is supported as a GNU extension.
2025-10-09 Sam James <sam@gentoo.org>
* doc/invoke.texi: Add missing full stop.
2025-10-09 Sam James <sam@gentoo.org>
PR tree-optimization/18501
* doc/invoke.texi (-Wmaybe-uninitialized): Mention interaction with
CCP.
2025-10-08 Antoni Boucher <bouanto@zoho.com>
* configure: Regenerate.

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2025-10-09 David Malcolm <dmalcolm@redhat.com>
* access-diagram.cc: Update for renaming of fields of binding_key.
* ana-state-to-diagnostic-state.cc: Likewise.
* bounds-checking.cc: Likewise. Add store_manager param.
* call-summary.cc: Likewise.
* diagnostic-manager.cc: Drop includes of "basic-block.h" and
"gimple.h".
* engine.cc: Likewise.
* infinite-recursion.cc: Update for renaming of fields of
binding_key.
* kf.cc: Pass store_manager to mark_as_escaped.
* program-state.cc: Update for renaming of fields of binding_key.
* region-model-asm.cc: Pass store manager to
get_or_create_cluster.
* region-model-reachability.cc: Likewise. Update for renaming of
fields of binding_key.
* region-model.cc: Likewise.
(struct bad_pointer_finder): Drop.
(region_model::poison_any_pointers_to_descendents): Implement
iteration directly, rather than using store::for_each_binding.
Drop return value.
(selftest::test_struct): Set field in order y then x. Verify
that iteration yields bindings in order x then y.
* region-model.h
(region_model::poison_any_pointers_to_descendents): Drop return
value.
* region.cc: Pass store manager to get_or_create_cluster.
* store.cc (binding_map::const_iterator::operator==): New.
(binding_map::const_iterator::operator++): New.
(binding_map::const_iterator::operator*): New.
(binding_map::iterator::operator==): New.
(binding_map::iterator::operator++): New.
(binding_map::iterator::operator*): New.
(binding_map::binding_map): Reimplement.
(binding_map::operator=): Reimplement.
(binding_map::operator==): Reimplement.
(binding_map::hash): Reimplement.
(binding_map::get): Reimplement.
(binding_map::put): Reimplement.
(binding_map::overwrite): New.
(binding_map::remove): New.
(binding_map::begin): New.
(binding_map::end): New.
(binding_map::elements): New.
(binding_map::dump_to_pp): Reimplement.
(binding_map::to_json): Iterate over *this directly; drop sort.
(binding_map::add_to_tree_widget): Likewise.
(binding_map::cmp): Reimplement.
(binding_map::get_overlapping_bindings): Update for field
renamings.
(binding_cluster::binding_cluster): Add store_mgr param.
(binding_cluster::validate): Update for field renamings.
(binding_cluster::bind_compound_sval): Likewise.
(binding_cluster::purge_state_involving): Likewise.
(binding_cluster::maybe_get_compound_binding): Likewise. Add
store_mgr param.
(binding_cluster::can_merge_p): Likewise. Update for new
implementation.
(binding_cluster::make_unknown_relative_to): Likewise.
(binding_cluster::on_unknown_fncall): Likewise.
(binding_cluster::on_asm): Likewise.
(binding_cluster::get_representative_path_vars): Likewise.
(store::set_value): Likewise.
(store::on_maybe_live_values): Pass around store_manager.
(store::fill_region): Likewise.
(store::mark_region_as_unknown): Likewise.
(store::get_or_create_cluster): Likewise.
(store::can_merge_p): Likewise.
(store::mark_as_escaped): Likewise.
(store::canonicalize): Update for field renamings.
(store::loop_replay_fixup): Likewise. Pass around store_manager.
(store::replay_call_summary_cluster): Likewise.
(selftest::test_binding_map_ops): New.
(selftest::analyzer_store_cc_tests): Call it.
* store.h (class binding_map): Reimplement.
(binding_map::map_t): Drop.
(struct binding_map::symbolic_binding): New.
(binding_map::concrete_bindings_t): New.
(binding_map::symbolic_bindings_t): New.
(struct binding_map::bindings_pair): New.
(class binding_map::const_iterator): New.
(class binding_map::iterator): New.
(binding_map::get): Reimplement.
(binding_map::overwrite): New decl.
(binding_map::remove): Reimplement.
(binding_map::clear): Reimplement.
(binding_map::put): Reimplement.
(binding_map::empty_p): Reimplement.
(binding_map::begin): Reimplement.
(binding_map::end): Reimplement.
(binding_map::elements): Reimplement.
(binding_map::m_map): Drop field.
(binding_map::m_store_mgr): New field.
(binding_map::m_concrete): New field.
(binding_map::m_symbolic): New field.
(BindingVisitor): Drop.
(binding_cluster::map_t): Drop.
(binding_cluster::iterator_t): Reimplement.
(binding_cluster::const_iterator_t): New.
(binding_cluster::binding_cluster): Add store_mgr param.
(binding_cluster::for_each_value): Reimplement.
(binding_cluster::empty_p): Reimplement.
(binding_cluster::for_each_binding): Drop.
(binding_cluster::begin): Split into const/non-const overloads.
(binding_cluster::get_map): Add non-const overload.
(store::get_or_create_cluster): Add store_mgr param.
(store::mark_as_escaped): Likewise.
(store::for_each_binding): Drop.
(store::on_maybe_live_values): Add store_mgr param.
* svalue.cc (compound_svalue::compound_svalue): Reimplement.
(compound_svalue::accept): Likewise.
(compound_svalue::calc_complexity): Likewise.
(compound_svalue::maybe_fold_bits_within): Likewise.
* svalue.h (compound_svalue::const_iterator_t): New.
(compound_svalue::begin): Split into const/non-const overloads.
(compound_svalue::end): Likewise.
2025-10-03 David Malcolm <dmalcolm@redhat.com>
Revert:

24
gcc/c-family/ChangeLog
View File

@@ -1,3 +1,27 @@
2025-10-09 David Faust <david.faust@oracle.com>
* c-attribs.cc (c_common_attribute_table): Add btf_decl_tag and
btf_type_tag attributes.
(handle_btf_decl_tag_attribute): New handler for btf_decl_tag.
(hanlde_btf_type_tag_attribute): New handler for btf_type_tag.
(btf_tag_args_ok): Helper for new attribute handlers.
2025-10-09 Jakub Jelinek <jakub@redhat.com>
* c-common.h (D_CXX26): Define.
* c-common.cc (c_common_resword): Add D_CXX26 to
__builtin_c23_va_start flags, mention D_CXX26 in comment.
2025-10-09 Jakub Jelinek <jakub@redhat.com>
PR c/122188
* c-gimplify.cc (c_gimplify_expr): Also gimplify the second operand
before the COND_EXPR and use in COND_EXPR result of gimplification.
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* c-opts.cc: Define INCLUDE_VECTOR.
2025-10-08 Jakub Jelinek <jakub@redhat.com>
PR c/122188

41
gcc/cp/ChangeLog
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@@ -1,3 +1,44 @@
2025-10-09 Jakub Jelinek <jakub@redhat.com>
* cp-tree.h (cp_build_function_type): Declare.
* lex.cc: Implement va_start changes from P3348R4 - C++26 should
refer to C23 not C17 paper.
(init_reswords): Set D_CXX26 in mask for C++23 and older.
* parser.cc (cp_parser_primary_expression): Handle RID_C23_VA_START.
(cp_parser_builtin_c23_va_start): New function.
* cp-objcp-common.cc (names_builtin_p): Likewise.
* decl.cc (grokfndecl, check_function_type): Pass
TYPE_NO_NAMED_ARGS_STDARG_P as last arg to build_function_type.
(grokdeclarator, static_fn_type): Use cp_build_function_type instead
of build_function_type.
* typeck.cc (merge_types): Likewise.
(structural_comptypes): Return false for TYPE_NO_NAMED_ARGS_STDARG_P
differences.
* lambda.cc (maybe_add_lambda_conv_op): Use cp_build_function_type
instead of build_function_type.
* tree.cc (cp_build_function_type): New function.
(strip_typedefs): Pass TYPE_NO_NAMED_ARGS_STDARG_P as last arg to
build_function_type.
* name-lookup.cc (push_local_extern_decl_alias): Likewise.
* module.cc (trees_in::tree_node): Use cp_build_function_type instead
of build_function_type.
* pt.cc (copy_default_args_to_explicit_spec,
rebuild_function_or_method_type, build_deduction_guide): Likewise.
(alias_ctad_tweaks): Pass TYPE_NO_NAMED_ARGS_STDARG_P as last arg to
build_function_type.
* decl2.cc (change_return_type, cp_reconstruct_complex_type):
Likewise.
2025-10-09 Egas Ribeiro <egas.g.ribeiro@tecnico.ulisboa.pt>
PR c++/116477
* semantics.cc (finish_call_expr): Move concept_check_p diagnostic
before processing_template_decl check to catch errors earlier.
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* error.cc: Define INCLUDE_VECTOR.
2025-10-08 Jason Merrill <jason@redhat.com>
* init.cc (build_new_1): Also clobber for non-placement new.

10
gcc/fortran/ChangeLog
View File

@@ -1,3 +1,13 @@
2025-10-09 Harald Anlauf <anlauf@gmx.de>
PR fortran/122206
* trans-types.cc (gfc_get_function_type): Do not clobber an
existing procedure interface.
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* error.cc: Define INCLUDE_VECTOR.
2025-10-08 Harald Anlauf <anlauf@gmx.de>
PR fortran/49111

164
gcc/testsuite/ChangeLog
View File

@@ -1,3 +1,167 @@
2025-10-10 YunQiang Su <yunqiang@isrc.iscas.ac.cn>
Revert:
2025-10-10 Jie Mei <jie.mei@oss.cipunited.com>
* gcc.target/mips/mips16e2-cache.c: Use isa_rev>=2 instead of
-mips32r2 and remove -mips16 option.
* gcc.target/mips/mips16e2-cmov.c: Add isa_rev>=2 and remove
-mips16 option.
* gcc.target/mips/mips16e2-gp.c: Same as above.
* gcc.target/mips/mips16e2.c: Same as above.
2025-10-10 YunQiang Su <yunqiang@isrc.iscas.ac.cn>
Revert:
2025-09-27 YunQiang Su <syq@gcc.gnu.org>
* gcc.target/mips/mips16e2.c: Use isa_rev=2 instead of >=2.
* gcc.target/mips/mips16e2-cache.c: Ditto.
* gcc.target/mips/mips16e2-cmov.c: Ditto.
* gcc.target/mips/mips16e2-gp.c: Ditto.
2025-10-09 David Faust <david.faust@oracle.com>
* gcc.target/bpf/core-btf-tag-1.c: New test.
* gcc.target/bpf/core-btf-tag-2.c: New test.
2025-10-09 David Faust <david.faust@oracle.com>
* gcc.dg/debug/btf/btf-decl-tag-1.c: New test.
* gcc.dg/debug/btf/btf-decl-tag-2.c: New test.
* gcc.dg/debug/btf/btf-decl-tag-3.c: New test.
* gcc.dg/debug/btf/btf-decl-tag-4.c: New test.
* gcc.dg/debug/btf/btf-type-tag-1.c: New test.
* gcc.dg/debug/btf/btf-type-tag-2.c: New test.
* gcc.dg/debug/btf/btf-type-tag-3.c: New test.
* gcc.dg/debug/btf/btf-type-tag-4.c: New test.
* gcc.dg/debug/btf/btf-type-tag-c2x-1.c: New test.
2025-10-09 David Faust <david.faust@oracle.com>
* gcc.dg/debug/ctf/ctf-decl-tag-1.c: New test.
* gcc.dg/debug/ctf/ctf-type-tag-1.c: New test.
2025-10-09 David Faust <david.faust@oracle.com>
* gcc.dg/debug/dwarf2/dwarf-btf-decl-tag-1.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-decl-tag-2.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-decl-tag-3.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-1.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-2.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-3.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-4.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-5.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-6.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-7.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-8.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-9.c: New test.
* gcc.dg/debug/dwarf2/dwarf-btf-type-tag-10.c: New test.
2025-10-09 David Faust <david.faust@oracle.com>
* gcc.dg/attr-btf-decl-tag-1.c: New test.
* gcc.dg/attr-btf-decl-tag-2.c: New test.
* gcc.dg/attr-btf-type-tag-1.c: New test.
* gcc.dg/attr-btf-type-tag-2.c: New test.
* gcc.dg/attr-btf-type-tag-3.c: New test.
2025-10-09 Jakub Jelinek <jakub@redhat.com>
* c-c++-common/cpp/has-builtin-4.c: Expect
__has_builtin (__builtin_c23_va_start) == 1 also for C++26.
* c-c++-common/Wvarargs.c (foo3): Don't expect undefined behavior
warning for C++26.
* g++.dg/cpp26/stdarg1.C: New test.
* g++.dg/cpp26/stdarg2.C: New test.
* g++.dg/cpp26/stdarg3.C: New test.
* g++.dg/cpp26/stdarg4.C: New test.
* g++.dg/cpp26/stdarg5.C: New test.
* g++.dg/cpp26/stdarg6.C: New test.
* g++.dg/cpp26/stdarg7.C: New test.
* g++.dg/cpp26/stdarg8.C: New test.
* g++.dg/cpp26/stdarg9.C: New test.
* g++.dg/opt/pr60849.C (foo): Add explicit cast.
2025-10-09 Egas Ribeiro <egas.g.ribeiro@tecnico.ulisboa.pt>
PR c++/116477
* g++.dg/cpp2a/concepts-pr116477.C: New test.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122222
* gcc.target/avr/pr122222-sitod.c: New test.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122220
* gcc.target/avr/pr122220.c: New test.
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/plugin/analyzer_cpython_plugin.cc: Replace INCLUDE_
defines with include of include "analyzer/common.h". Update
for changes to binding_pair.
* gcc.dg/plugin/analyzer_kernel_plugin.cc: Likewise.
* gcc.dg/plugin/analyzer_known_fns_plugin.cc: Likewise.
2025-10-09 Dimitar Dimitrov <dimitar@dinux.eu>
* gcc.dg/tree-ssa/cselim-2.c: Pass -ftree-cselim option.
2025-10-09 Harald Anlauf <anlauf@gmx.de>
PR fortran/122206
* gfortran.dg/interface_abstract_6.f90: New test.
2025-10-09 Jakub Jelinek <jakub@redhat.com>
PR c/122188
* gcc.dg/torture/pr122188.c: New test.
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/plugin/diagnostic_group_plugin.cc: Define INCLUDE_VECTOR.
* gcc.dg/plugin/diagnostic_plugin_test_show_locus.cc: Likewise.
* gcc.dg/plugin/location_overflow_plugin.cc: Likewise.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* gcc.target/xtensa/constsynth_2insns.c,
gcc.target/xtensa/constsynth_3insns.c,
gcc.target/xtensa/constsynth_double.c: Remove due to outdated.
* gcc.target/xtensa/constsynthV2_O2_costs0.c,
gcc.target/xtensa/constsynthV2_O2_costs5.c,
gcc.target/xtensa/constsynthV2_Os.c: New.
2025-10-09 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* gcc.target/xtensa/BGEUI-BLTUI-32k-64k.c:
Disable optimizations and modify to also verify RTL dump in the
"expand" pass.
2025-10-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/122212
* gcc.dg/torture/pr122212.c: New testcase.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122210
* gcc.target/avr/dtofx.c: New test.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122210
* gcc.target/avr/fxtod.c: New test.
2025-10-09 Kito Cheng <kito.cheng@sifive.com>
* gcc.target/riscv/rvv/vls-type-rvv-max-lmul.c: New test.
* gcc.target/riscv/rvv/vls-type-rvv-max-lmul-autovec.c: New
test.
2025-10-08 Joseph Myers <josmyers@redhat.com>
* gcc.dg/c11-generic-4.c, gcc.dg/c23-generic-5.c,

14
include/ChangeLog
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@@ -1,3 +1,17 @@
2025-10-09 David Faust <david.faust@oracle.com>
* btf.h (BTF_KIND_DECL_TAG, BTF_KIND_TYPE_TAG) New defines.
(struct btf_decl_tag): New.
2025-10-09 David Faust <david.faust@oracle.com>
* ctf.h (CTF_K_DECL_TAG, CTF_K_TYPE_TAG): New defines.
2025-10-09 David Faust <david.faust@oracle.com>
* dwarf2.def (DW_TAG_GNU_annotation): New DWARF extension.
(DW_AT_GNU_annotation): Likewise.
2025-08-17 Nathaniel Shead <nathanieloshead@gmail.com>
PR c++/120503

11
libatomic/ChangeLog
View File

@@ -1,3 +1,14 @@
2025-10-09 Prathamesh Kulkarni <prathameshk@nvidia.com>
Matthew Malcolmson <mmalcolmson@nvidia.com>
PR driver/81358
* Makefile.am: Pass -fno-link-libatomic.
New rule all-local.
* configure.ac: Assert that CFLAGS is set and pass -fno-link-libatomic.
Use __libatomic_save_CFLAGS__ instead of save_CFLAGS.
* Makefile.in: Regenerate.
* configure: Regenerate.
2025-10-05 Sam James <sam@gentoo.org>
* Makefile.in: Regenerate.

4
libcc1/ChangeLog
View File

@@ -1,3 +1,7 @@
2025-10-09 David Malcolm <dmalcolm@redhat.com>
* context.cc: Define INCLUDE_VECTOR.
2025-10-05 Sam James <sam@gentoo.org>
* Makefile.in: Regenerate.

28
libgcc/config/avr/libf7/ChangeLog
View File

@@ -1,3 +1,31 @@
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122222
* libf7-asm.sx (D_floatsidf, D_floatunsidf): New modules.
* libf7-common.mk (F7_ASM_PARTS): Add D_floatsidf, D_floatunsidf.
(F7F, g_dx): Remove floatunsidf, floatsidf.
* libf7.c (f7_set_s32): Don't alias to f7_floatsidf.
(f7_set_u32): Don't alias to f7_floatunsidf.
* f7-renames.h: Rebuild
* f7-wraps.h: Rebuild.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122220
* libf7-asm.sx (to_integer): Return 0x80... on negative overflow.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122210
* libf7-common.mk (F7_ASM_PARTS): Add D2<fx> modules.
* libf7-asm.sx: Implement the D2<fx> modules.
2025-10-09 Georg-Johann Lay <avr@gjlay.de>
PR target/122210
* libf7-common.mk (F7_ASM_PARTS): Add <fx>2D modules.
* libf7-asm.sx: Implement the <fx>2D modules.
2025-10-06 Georg-Johann Lay <avr@gjlay.de>
* libf7-common.mk (F7_ASM_PARTS): Add D_sincos.

18
libstdc++-v3/ChangeLog
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@@ -1,3 +1,21 @@
2025-10-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/hashtable.h (_Hashtable::_S_nothrow_move): Use
diagnostic pragmas to allow constexpr if in C++14. Use value
member instead of operator().
2025-10-09 Jonathan Wakely <jwakely@redhat.com>
* include/bits/version.tpl: Fix comment on #endif. Tweak
description of when macros are defined.
* include/bits/version.h: Regenerate.
2025-10-09 Tomasz Kamiński <tkaminsk@redhat.com>
* testsuite/std/time/year_month_day_last/io.cc: New formatting tests.
* testsuite/std/time/year_month_weekday/io.cc: Likewise.
* testsuite/std/time/year_month_weekday_last/io.cc: Likewise.
2025-10-08 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/status_cxx2017.xml: Replace broken link to PSTL