https://gcc.gnu.org/g:60130b2d3338c03b5983048fe5405c7175dd47c4
commit r15-9510-g60130b2d3338c03b5983048fe5405c7175dd47c4 Author: GCC Administrator <gccadmin@gcc.gnu.org> Date: Wed Apr 16 00:18:18 2025 +0000 Daily bump. Diff: --- config/ChangeLog | 4 ++ gcc/ChangeLog | 135 ++++++++++++++++++++++++++++++++++++++++++++++++ gcc/DATESTAMP | 2 +- gcc/c/ChangeLog | 6 +++ gcc/cobol/ChangeLog | 7 +++ gcc/cp/ChangeLog | 26 ++++++++++ gcc/d/ChangeLog | 19 +++++++ gcc/fortran/ChangeLog | 29 +++++++++++ gcc/lto/ChangeLog | 10 ++++ gcc/testsuite/ChangeLog | 100 +++++++++++++++++++++++++++++++++++ libgcobol/ChangeLog | 25 +++++++++ libgomp/ChangeLog | 35 +++++++++++++ libstdc++-v3/ChangeLog | 61 ++++++++++++++++++++++ 13 files changed, 458 insertions(+), 1 deletion(-) diff --git a/config/ChangeLog b/config/ChangeLog index 9268a8e96467..2551f82732c6 100644 --- a/config/ChangeLog +++ b/config/ChangeLog @@ -1,3 +1,7 @@ +2025-04-15 Kyrylo Tkachov <ktkac...@nvidia.com> + + * bootstrap-lto-locality.mk: New file. + 2024-11-25 Sandra Loosemore <sloosem...@baylibre.com> * mt-nios2-elf: Deleted. diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 05637fac1470..e08295864045 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,138 @@ +2025-04-15 Sandra Loosemore <sloosem...@baylibre.com> + + PR tree-optimization/71094 + * doc/invoke.texi (Optimize Options): Document that -fivopts is + enabled at -O1 and higher. Add blurb about -O0 causing GCC to + completely ignore most optimization options. + +2025-04-15 Iain Sandoe <i...@sandoe.co.uk> + + * configure: Regenerate. + * configure.ac: Recognise PROJECT:ld-mmmm.nn.aa as an identifier + for Darwin's static linker. + +2025-04-15 Iain Sandoe <iainsandoe@mini-05-seq.local> + + PR target/116827 + * ginclude/stddef.h: Undefine __PTRDIFF_T and __SIZE_T for module- + enabled c++ on Darwin/macOS platforms. + +2025-04-15 Kyrylo Tkachov <ktkac...@nvidia.com> + + * common.opt.urls: Regenerate. + +2025-04-15 Jan Hubicka <hubi...@ucw.cz> + + * config/i386/x86-tune-sched.cc (ix86_issue_rate): Set + to 4 for znver5. + +2025-04-15 Jan Hubicka <hubi...@ucw.cz> + + PR target/119298 + * config/i386/x86-tune-costs.h (znver5_cost): Set ADDSS cost to 3. + +2025-04-15 Vineet Gupta <vine...@rivosinc.com> + + PR target/119533 + * config/riscv/riscv-vsetvl.cc (invalid_opt_bb_p): Check for + EDGE_ABNOMAL. + (pre_vsetvl::compute_lcm_local_properties): Initialize kill + bitmap. + Debug dump skipped edge. + +2025-04-15 Robin Dapp <rd...@ventanamicro.com> + + PR target/119547 + * config/riscv/riscv-vsetvl.cc (pre_vsetvl::earliest_fuse_vsetvl_info): + Do not perform lift if block is not transparent. + +2025-04-15 Kyrylo Tkachov <ktkac...@nvidia.com> + + * Makefile.in (OBJS): Add ipa-locality-cloning.o. + * cgraph.h (set_new_clone_decl_and_node_flags): Declare prototype. + * cgraphclones.cc (set_new_clone_decl_and_node_flags): Remove static + qualifier. + * common.opt (fipa-reorder-for-locality): New flag. + (LTO_PARTITION_DEFAULT): Declare. + (flto-partition): Change default to LTO_PARTITION_DFEAULT. + * doc/invoke.texi: Document -fipa-reorder-for-locality. + * flag-types.h (enum lto_locality_cloning_model): Declare. + (lto_partitioning_model): Add LTO_PARTITION_DEFAULT. + * lto-cgraph.cc (lto_set_symtab_encoder_in_partition): Add dumping of + node and index. + * opts.cc (validate_ipa_reorder_locality_lto_partition): Define. + (finish_options): Handle LTO_PARTITION_DEFAULT. + * params.opt (lto_locality_cloning_model): New enum. + (lto-partition-locality-cloning): New param. + (lto-partition-locality-frequency-cutoff): Likewise. + (lto-partition-locality-size-cutoff): Likewise. + (lto-max-locality-partition): Likewise. + * passes.def: Register pass_ipa_locality_cloning. + * timevar.def (TV_IPA_LC): New timevar. + * tree-pass.h (make_pass_ipa_locality_cloning): Declare. + * ipa-locality-cloning.cc: New file. + * ipa-locality-cloning.h: New file. + +2025-04-15 Martin Jambor <mjam...@suse.cz> + Jakub Jelinek <ja...@redhat.com> + + PR ipa/119803 + * ipa-cp.cc (ipcp_bits_lattice::meet_with_1): Move m_value adjustmed + according to m_mask below the adjustment of the latter according to + cap_mask. Optimize the calculation of cap_mask a bit. + (ipcp_bits_lattice::meet_with): Optimize the calculation of cap_mask a + bit. + +2025-04-15 Jakub Jelinek <ja...@redhat.com> + + * ipa-cp.cc (ipcp_print_widest_int): Print values with all ones in + bits 128+ with "0xf..f" prefix instead of "all ones folled by ". + Simplify wide_int check for -1 or all ones above least significant + 128 bits. + +2025-04-15 Jakub Jelinek <ja...@redhat.com> + + PR sanitizer/119801 + * sanitizer.def (BUILT_IN_TSAN_FUNC_EXIT): Use BT_FN_VOID rather + than BT_FN_VOID_PTR. + * tree-tailcall.cc: Include attribs.h and asan.h. + (struct tailcall): Add has_tsan_func_exit member. + (empty_eh_cleanup): Add eh_has_tsan_func_exit argument, set what + it points to to 1 if there is exactly one __tsan_func_exit call + and ignore that call otherwise. Adjust recursive call. + (find_tail_calls): Add RETRY_TSAN_FUNC_EXIT argument, pass it + to recursive calls. When seeing __tsan_func_exit call with + RETRY_TSAN_FUNC_EXIT 0, set it to -1. If RETRY_TSAN_FUNC_EXIT + is 1, initially ignore __tsan_func_exit calls. Adjust + empty_eh_cleanup caller. When looking through stmts after the call, + ignore exactly one __tsan_func_exit call but remember it in + t->has_tsan_func_exit. Diagnose if EH cleanups didn't have + __tsan_func_exit and normal path did or vice versa. + (optimize_tail_call): Emit __tsan_func_exit before the tail call + or tail recursion. + (tree_optimize_tail_calls_1): Adjust find_tail_calls callers. If + find_tail_calls changes retry_tsan_func_exit to -1, set it to 1 + and call it again with otherwise the same arguments. + +2025-04-15 Sandra Loosemore <sloosem...@baylibre.com> + + PR ipa/113203 + * doc/extend.texi (Common Function Attributes): Explain how to + use always_inline in programs that have multiple translation + units, and that LTO inlining additionally needs optimization + enabled. + +2025-04-15 liuhongt <hongtao....@intel.com> + + PR target/108134 + * doc/extend.texi: Remove documents from r11-344-g0fec3f62b9bfc0. + +2025-04-15 Sandra Loosemore <sloosem...@baylibre.com> + + PR target/42683 + * doc/invoke.texi (x86 Options): Clarify that -march=pentiumpro + doesn't include MMX. + 2025-04-14 Thomas Schwinge <tschwi...@baylibre.com> PR target/118794 diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP index 6a8ff35d9ec6..c9d404d186ef 100644 --- a/gcc/DATESTAMP +++ b/gcc/DATESTAMP @@ -1 +1 @@ -20250415 +20250416 diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index dec9f164aef8..f75a0f6070e6 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,3 +1,9 @@ +2025-04-15 Qing Zhao <qing.z...@oracle.com> + + PR c/119717 + * c-typeck.cc (build_access_with_size_for_counted_by): Fully fold the + parameters for call to .ACCESS_WITH_SIZE. + 2025-04-08 Martin Uecker <uec...@tugraz.at> PR c/119612 diff --git a/gcc/cobol/ChangeLog b/gcc/cobol/ChangeLog index f537f0565278..59a1107d99b0 100644 --- a/gcc/cobol/ChangeLog +++ b/gcc/cobol/ChangeLog @@ -1,3 +1,10 @@ +2025-04-15 Richard Biener <rguent...@suse.de> + + PR cobol/119302 + * Make-lang.in (GCOBOLIO_INSTALL_NAME): Define. + Use $(GCOBOLIO_INSTALL_NAME) for gcobol.3 manpage source + upon install. + 2025-04-14 Jakub Jelinek <ja...@redhat.com> PR cobol/119776 diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 94470dcf7514..aa2f076f45b2 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,29 @@ +2025-04-15 Nathaniel Shead <nathanielosh...@gmail.com> + + PR c++/119755 + * lambda.cc (prune_lambda_captures): Remove pruned capture from + function's BLOCK_VARS and BIND_EXPR_VARS. + +2025-04-15 Jason Merrill <ja...@redhat.com> + + PR c++/111075 + * constexpr.cc (cxx_eval_call_expression): Allow trivial + call from a thunk. + +2025-04-15 Patrick Palka <ppa...@redhat.com> + + PR c++/119807 + PR c++/112288 + * pt.cc (tsubst_friend_function): Skip remapping an + existing specialization if it doesn't match the shape of + the new friend definition. + +2025-04-15 Jason Merrill <ja...@redhat.com> + + PR c++/113835 + * constexpr.cc (cxx_eval_outermost_constant_expr): Bail out early + for std::vector(N). + 2025-04-14 Patrick Palka <ppa...@redhat.com> PR c++/99214 diff --git a/gcc/d/ChangeLog b/gcc/d/ChangeLog index b0a4f127eb40..b0254538fee3 100644 --- a/gcc/d/ChangeLog +++ b/gcc/d/ChangeLog @@ -1,3 +1,22 @@ +2025-04-15 Iain Buclaw <ibuc...@gdcproject.org> + + PR d/119826 + * types.cc (TypeVisitor::visit (TypeEnum *)): Propagate flags of main + enum types to all forward-referenced variants. + +2025-04-15 Iain Buclaw <ibuc...@gdcproject.org> + + PR d/119799 + * decl.cc (DeclVisitor::visit (VarDeclaration *)): Check front-end + type size before building the VAR_DECL. Allow C symbols to have a + size of `0'. + +2025-04-15 Iain Buclaw <ibuc...@gdcproject.org> + + PR d/119817 + * imports.cc (ImportVisitor::visit (OverloadSet *)): Don't push + NULL_TREE to vector of import symbols. + 2025-04-12 Iain Buclaw <ibuc...@gdcproject.org> PR d/109023 diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index a10d8dfbb180..55bff2e690be 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,32 @@ +2025-04-15 Tobias Burnus <tbur...@baylibre.com> + + * f95-lang.cc (LANG_HOOKS_OMP_DEEP_MAPPING, + LANG_HOOKS_OMP_DEEP_MAPPING_P, LANG_HOOKS_OMP_DEEP_MAPPING_CNT): + Define. + * openmp.cc (gfc_match_omp_clause_reduction): Fix location setting. + (resolve_omp_clauses): Permit allocatable components, reject + them and polymorphic variables in PRIVATE/FIRSTPRIVATE. + * trans-decl.cc (add_clause): Set clause location. + * trans-openmp.cc (gfc_has_alloc_comps): Add ptr_ok and + shallow_alloc_only Boolean arguments. + (gfc_omp_replace_alloc_by_to_mapping): New. + (gfc_omp_private_outer_ref, gfc_walk_alloc_comps, + gfc_omp_clause_default_ctor, gfc_omp_clause_copy_ctor, + gfc_omp_clause_assign_op, gfc_omp_clause_dtor): Update call to it. + (gfc_omp_finish_clause): Minor cleanups, improve location data, + handle allocatable components. + (gfc_omp_deep_mapping_map, gfc_omp_deep_mapping_item, + gfc_omp_deep_mapping_comps, gfc_omp_gen_simple_loop, + gfc_omp_get_array_size, gfc_omp_elmental_loop, + gfc_omp_deep_map_kind_p, gfc_omp_deep_mapping_int_p, + gfc_omp_deep_mapping_p, gfc_omp_deep_mapping_do, + gfc_omp_deep_mapping_cnt, gfc_omp_deep_mapping): New. + (gfc_trans_omp_array_section): Save array descriptor in case + deep-mapping lang hook will need it. + (gfc_trans_omp_clauses): Likewise; use better clause location data. + * trans.h (gfc_omp_deep_mapping_p, gfc_omp_deep_mapping_cnt, + gfc_omp_deep_mapping): Add function prototypes. + 2025-04-13 Thomas Koenig <tkoe...@gcc.gnu.org> PR fortran/119669 diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog index ee539159b109..4da9ca313532 100644 --- a/gcc/lto/ChangeLog +++ b/gcc/lto/ChangeLog @@ -1,3 +1,13 @@ +2025-04-15 Kyrylo Tkachov <ktkac...@nvidia.com> + + * lto-partition.cc (add_node_references_to_partition): Define. + (create_partition): Likewise. + (lto_locality_map): Likewise. + (lto_promote_cross_file_statics): Add extra dumping. + * lto-partition.h (lto_locality_map): Declare prototype. + * lto.cc (do_whole_program_analysis): Handle + flag_ipa_reorder_for_locality. + 2025-02-28 Richard Biener <rguent...@suse.de> PR lto/91299 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a06b2e7e28aa..822c126ce1b9 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,103 @@ +2025-04-15 Iain Buclaw <ibuc...@gdcproject.org> + + PR d/119826 + * gdc.dg/debug/imports/pr119826b.d: New test. + * gdc.dg/debug/pr119826.d: New test. + +2025-04-15 Nathaniel Shead <nathanielosh...@gmail.com> + + PR c++/119755 + * g++.dg/modules/lambda-10_a.H: New test. + * g++.dg/modules/lambda-10_b.C: New test. + +2025-04-15 Jakub Jelinek <ja...@redhat.com> + + * gcc.dg/completion-2.c: Expect also -flto-partition=default line. + +2025-04-15 Qing Zhao <qing.z...@oracle.com> + + PR c/119717 + * gcc.dg/pr119717.c: New test. + +2025-04-15 H.J. Lu <hjl.to...@gmail.com> + + PR target/119784 + * gcc.target/i386/apx-interrupt-1.c: Expect 31 .cfi_restore + directives. + +2025-04-15 Vineet Gupta <vine...@rivosinc.com> + + PR target/119533 + * go.dg/pr119533-riscv.go: New test. + * go.dg/pr119533-riscv-2.go: New test. + +2025-04-15 Robin Dapp <rd...@ventanamicro.com> + + PR target/119547 + * gcc.target/riscv/rvv/vsetvl/avl_single-68.c: xfail. + * g++.target/riscv/rvv/autovec/pr119547.C: New test. + * g++.target/riscv/rvv/autovec/pr119547-2.C: New test. + * gcc.target/riscv/rvv/vsetvl/vlmax_switch_vtype-10.c: Adjust. + +2025-04-15 Tobias Burnus <tbur...@baylibre.com> + + * gfortran.dg/gomp/map-alloc-comp-1.f90: Remove dg-error. + * gfortran.dg/gomp/polymorphic-mapping-2.f90: Update warn wording. + * gfortran.dg/gomp/polymorphic-mapping.f90: Change expected + diagnostic; some tests moved to ... + * gfortran.dg/gomp/polymorphic-mapping-1.f90: ... here as new test. + * gfortran.dg/gomp/polymorphic-mapping-3.f90: New test. + * gfortran.dg/gomp/polymorphic-mapping-4.f90: New test. + * gfortran.dg/gomp/polymorphic-mapping-5.f90: New test. + +2025-04-15 Martin Jambor <mjam...@suse.cz> + Jakub Jelinek <ja...@redhat.com> + + PR ipa/119803 + * gcc.dg/ipa/pr119803.c: New test. + +2025-04-15 Iain Buclaw <ibuc...@gdcproject.org> + + PR d/119799 + * gdc.dg/import-c/pr119799.d: New test. + * gdc.dg/import-c/pr119799c.c: New test. + +2025-04-15 Patrick Palka <ppa...@redhat.com> + + PR c++/119807 + PR c++/112288 + * g++.dg/template/friend86.C: New test. + * g++.dg/template/friend87.C: New test. + +2025-04-15 Iain Buclaw <ibuc...@gdcproject.org> + + PR d/119817 + * gdc.dg/debug/imports/m119817/a.d: New test. + * gdc.dg/debug/imports/m119817/b.d: New test. + * gdc.dg/debug/imports/m119817/package.d: New test. + * gdc.dg/debug/pr119817.d: New test. + +2025-04-15 Jakub Jelinek <ja...@redhat.com> + + PR sanitizer/119801 + * c-c++-common/tsan/pr119801.c: New test. + +2025-04-15 Jonathan Yong <10wa...@gmail.com> + + * gcc.dg/Wbuiltin-declaration-mismatch-4.c: Make diagnostic + accept long long. + +2025-04-15 Jakub Jelinek <ja...@redhat.com> + + PR ipa/119318 + * gcc.dg/ipa/pr119318.c: Remove dg-additional-options, add -w to + dg-options. + +2025-04-15 Jason Merrill <ja...@redhat.com> + + PR c++/113835 + * g++.dg/cpp2a/constexpr-vector1.C: New test. + 2025-04-14 Thomas Schwinge <tschwi...@baylibre.com> PR target/118794 diff --git a/libgcobol/ChangeLog b/libgcobol/ChangeLog index 6795bb22b426..6a0e9614bc5e 100644 --- a/libgcobol/ChangeLog +++ b/libgcobol/ChangeLog @@ -1,3 +1,28 @@ +2025-04-15 Andreas Schwab <sch...@suse.de> + + * configure.tgt: Set LIBGCOBOL_SUPPORTED for riscv64-*-linux* with + 64-bit multilib. + +2025-04-15 Jakub Jelinek <ja...@redhat.com> + Rainer Orth <r...@cebitec.uni-bielefeld.de> + + PR cobol/119244 + * acinclude.m4 (LIBGCOBOL_CHECK_FLOAT128): Ensure + libgcob_cv_have_float128 is not yes on targets with IEEE quad + long double. Don't check for --as-needed nor set LIBQUADSPEC + on targets which USE_IEC_60559. + * libgcobol-fp.h (FP128_FMT, strtofp128, strfromfp128): Define. + * intrinsic.cc (strtof128): Don't redefine. + (WEIRD_TRANSCENDENT_RETURN_VALUE): Use GCOB_FP128_LITERAL macro. + (__gg__numval_f): Use strtofp128 instead of strtof128. + * libgcobol.cc (strtof128): Don't redefine. + (format_for_display_internal): Use strfromfp128 instead of + strfromf128 or quadmath_snprintf and use FP128_FMT in the format + string. + (get_float128, __gg__compare_2, __gg__move, __gg__move_literala): + Use strtofp128 instead of strtof128. + * configure: Regenerate. + 2025-04-14 Andreas Schwab <sch...@suse.de> * libgcobol.cc (__gg__float64_from_128): Mark literal as float128 diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index 18b7a4939265..c61c9dbded36 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,3 +1,38 @@ +2025-04-15 Tobias Burnus <tbur...@baylibre.com> + + * libgomp.texi (gcn, nvptx): Mention self_maps clause + besides unified_shared_memory in the requirements item. + +2025-04-15 waffl3x <waff...@baylibre.com> + + * omp.h.in: Add omp::allocator::* and ompx::allocator::* allocators. + (__detail::__allocator_templ<T, omp_allocator_handle_t>): + New struct template. + (null_allocator<T>): New struct template. + (default_mem<T>): Likewise. + (large_cap_mem<T>): Likewise. + (const_mem<T>): Likewise. + (high_bw_mem<T>): Likewise. + (low_lat_mem<T>): Likewise. + (cgroup_mem<T>): Likewise. + (pteam_mem<T>): Likewise. + (thread_mem<T>): Likewise. + (ompx::allocator::gnu_pinned_mem<T>): Likewise. + * testsuite/libgomp.c++/allocator-1.C: New test. + * testsuite/libgomp.c++/allocator-2.C: New test. + +2025-04-15 Tobias Burnus <tbur...@baylibre.com> + + * libgomp.texi (5.0 Impl. Status): Mark mapping alloc comps as 'Y'. + * testsuite/libgomp.fortran/allocatable-comp.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-3.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-4.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-5.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-6.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-7.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-8.f90: New test. + * testsuite/libgomp.fortran/map-alloc-comp-9.f90: New test. + 2025-04-14 Thomas Schwinge <tschwi...@baylibre.com> PR target/118794 diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 2ec1e8f7c206..2f128f2ce014 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,64 @@ +2025-04-15 Jonathan Wakely <jwak...@redhat.com> + + * include/std/ranges (__glibcxx_want_ranges_iota): Do not + define. + +2025-04-15 Jonathan Wakely <jwak...@redhat.com> + + * include/std/numeric (ranges): Only declare namespace for C++23 + and later. + (ranges::iota_result): Fix indentation. + * testsuite/17_intro/names.cc: Check ranges is not used as an + identifier before C++20. + +2025-04-15 Tomasz KamiĆski <tkami...@redhat.com> + + PR libstdc++/109162 + * include/std/format (__format::__has_debug_format, _Pres_type::_Pres_seq) + (_Pres_type::_Pres_str, __format::__Stackbuf_size): Define. + (_Separators::_S_squares, _Separators::_S_parens, _Separators::_S_comma) + (_Separators::_S_colon): Define additional constants. + (_Spec::_M_parse_fill_and_align): Define overload accepting + list of excluded characters for fill, and forward existing overload. + (__formatter_str::_M_format_range): Define. + (__format::_Buf_sink) Use __Stackbuf_size for size of array. + (__format::__is_map_formattable, std::range_formatter) + (std::formatter<_Rg, _CharT>): Define. + * src/c++23/std.cc.in (std::format_kind, std::range_format) + (std::range_formatter): Export. + * testsuite/std/format/formatter/lwg3944.cc: Guarded tests with + __glibcxx_format_ranges. + * testsuite/std/format/formatter/requirements.cc: Adjusted for standard + behavior. + * testsuite/23_containers/vector/bool/format.cc: Test vector<bool> formatting. + * testsuite/std/format/ranges/format_kind.cc: New test. + * testsuite/std/format/ranges/formatter.cc: New test. + * testsuite/std/format/ranges/sequence.cc: New test. + * testsuite/std/format/ranges/string.cc: New test. + +2025-04-15 Jonathan Wakely <jwak...@redhat.com> + + PR libstdc++/119748 + * include/bits/basic_string.h (_S_copy_chars): Only optimize for + contiguous iterators that are convertible to const charT*. Use + explicit conversion to charT after dereferencing iterator. + (_S_copy_range): Likewise for contiguous ranges. + * include/bits/basic_string.tcc (_M_construct): Use explicit + conversion to charT after dereferencing iterator. + * include/bits/cow_string.h (_S_copy_chars): Likewise. + (basic_string(from_range_t, R&&, const Allocator&)): Likewise. + Only optimize for contiguous iterators that are convertible to + const charT*. + * testsuite/21_strings/basic_string/cons/char/119748.cc: New + test. + * testsuite/21_strings/basic_string/cons/wchar_t/119748.cc: + New test. + +2025-04-15 Jonathan Wakely <jwak...@redhat.com> + + * testsuite/util/testsuite_iterators.h (test_container): Define + array constructor for C++98 as well. + 2025-04-14 Jonathan Wakely <jwak...@redhat.com> PR libstdc++/21334