+2022-02-09 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/104462
+ * common/config/i386/i386-common.cc (OPTION_MASK_ISA2_XSAVE_UNSET):
+ Also include OPTION_MASK_ISA2_AVX2_UNSET.
+
+2022-02-09 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/104458
+ * config/i386/i386-expand.cc (ix86_split_idivmod):
+ Force operands[2] and operands[3] into a register..
+
+2022-02-09 Jeff Law <jeffreyalaw@gmail.com>
+
+ PR target/97040
+ * config/v850/v850.md (*v850_fnmasf4): Renamed from fnmasf4.
+ (*v850_fnmssf4): Renamed from fnmssf4
+
+2022-02-09 Ian Lance Taylor <iant@golang.org>
+
+ * godump.cc (go_force_record_alignment): Really name the alignment
+ field "_" (complete 2021-12-29 change).
+
+2022-02-09 Bill Schmidt <wschmidt@linux.ibm.com>
+
+ * config/rs6000/rs6000-builtins.def (VREPLACE_UN_UV2DI): Change
+ function prototype.
+ (VREPLACE_UN_UV4SI): Likewise.
+ (VREPLACE_UN_V2DF): Likewise.
+ (VREPLACE_UN_V2DI): Likewise.
+ (VREPLACE_UN_V4SF): Likewise.
+ (VREPLACE_UN_V4SI): Likewise.
+ * config/rs6000/rs6000-overload.def (VEC_REPLACE_UN): Change all
+ function prototypes.
+ * config/rs6000/vsx.md (vreplace_un_<mode>): Remove define_expand.
+ (vreplace_un_<mode>): New define_insn.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/iterators.md (VDCSIF): New mode iterator.
+ (VDBL): Handle SF.
+ (single_wx, single_type, single_dtype, dblq): New mode attributes.
+ * config/aarch64/aarch64-simd.md (load_pair_lanes<mode>): Extend
+ from VDC to VDCSIF.
+ (store_pair_lanes<mode>): Likewise.
+ (*aarch64_combine_internal<mode>): Likewise.
+ (*aarch64_combine_internal_be<mode>): Likewise.
+ (*aarch64_combinez<mode>): Likewise.
+ (*aarch64_combinez_be<mode>): Likewise.
+ * config/aarch64/aarch64.cc (aarch64_classify_address): Handle
+ 8-byte modes for ADDR_QUERY_LDP_STP_N.
+ (aarch64_print_operand): Likewise for %y.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64-simd.md (@aarch64_split_simd_mov<mode>):
+ Use aarch64_combine instead of move_lo/hi_quad. Tabify.
+ (move_lo_quad_<mode>, aarch64_simd_move_hi_quad_<mode>): Delete.
+ (aarch64_simd_move_hi_quad_be_<mode>, move_hi_quad_<mode>): Delete.
+ (vec_pack_trunc_<mode>): Take general_operand elements and use
+ aarch64_combine rather than move_lo/hi_quad to combine them.
+ (vec_pack_trunc_df): Likewise.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64-protos.h (aarch64_split_simd_combine):
+ Delete.
+ * config/aarch64/aarch64-simd.md (@aarch64_combinez<mode>): Rename
+ to...
+ (*aarch64_combinez<mode>): ...this.
+ (@aarch64_combinez_be<mode>): Rename to...
+ (*aarch64_combinez_be<mode>): ...this.
+ (@aarch64_vec_concat<mode>): New expander.
+ (aarch64_combine<mode>): Use it.
+ (@aarch64_simd_combine<mode>): Delete.
+ * config/aarch64/aarch64.cc (aarch64_split_simd_combine): Delete.
+ (aarch64_expand_vector_init): Use aarch64_vec_concat.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/predicates.md (aarch64_reg_or_mem_pair_operand):
+ New predicate.
+ * config/aarch64/aarch64-simd.md (*aarch64_combine_internal<mode>)
+ (*aarch64_combine_internal_be<mode>): New patterns.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>)
+ (move_lo_quad_internal_be_<mode>): Delete.
+ (move_lo_quad_<mode>): Use aarch64_combine<Vhalf> instead of the above.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64-protos.h (aarch64_mergeable_load_pair_p):
+ Declare.
+ * config/aarch64/aarch64-simd.md (load_pair_lanes<mode>): Use
+ aarch64_mergeable_load_pair_p instead of inline check.
+ * config/aarch64/aarch64.cc (aarch64_expand_vector_init): Likewise.
+ (aarch64_check_consecutive_mems): Allow the reversed parameter
+ to be null.
+ (aarch64_mergeable_load_pair_p): New function.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64-simd.md (vec_set<mode>): Allow the
+ element to be an aarch64_simd_nonimmediate_operand.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Use
+ aarch64_simd_nonimmediate_operand instead of
+ aarch64_simd_general_operand.
+ (@aarch64_combinez<mode>): Use nonimmediate_operand instead of
+ general_operand.
+ (@aarch64_combinez_be<mode>): Likewise.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/104464
+ * gimple-isel.cc (gimple_expand_vec_cond_expr): Postpone
+ throwing check to after unproblematic replacement.
+
+2022-02-09 Roger Sayle <roger@nextmovesoftware.com>
+
+ PR tree-optimization/104420
+ * match.pd (mult @0 real_zerop): Tweak conditions for constant
+ folding X*0.0 (or X*-0.0) to HONOR_SIGNED_ZEROS when appropriate.
+
+2022-02-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/104407
+ * dwarf2out.cc (mangle_referenced_decls): New function.
+ (tree_add_const_value_attribute): Don't call rtl_for_decl_init if
+ early_dwarf. Instead walk the initializer and try to mangle vars or
+ functions referenced from it.
+
+2022-02-09 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/104288
+ * gimple-range-cache.cc (non_null_ref::set_nonnull): New.
+ (non_null_ref::adjust_range): Move to header.
+ (ranger_cache::range_of_def): Don't check non-null.
+ (ranger_cache::entry_range): Don't check non-null.
+ (ranger_cache::range_on_edge): Check for nonnull on normal edges.
+ (ranger_cache::update_to_nonnull): New.
+ (non_null_loadstore): New.
+ (ranger_cache::block_apply_nonnull): New.
+ * gimple-range-cache.h (class non_null_ref): Update prototypes.
+ (non_null_ref::adjust_range): Move to here and inline.
+ (class ranger_cache): Update prototypes.
+ * gimple-range-path.cc (path_range_query::range_defined_in_block): Do
+ not search dominators.
+ (path_range_query::adjust_for_non_null_uses): Ditto.
+ * gimple-range.cc (gimple_ranger::range_of_expr): Check on-entry for
+ def overrides. Do not check nonnull.
+ (gimple_ranger::range_on_entry): Check dominators for nonnull.
+ (gimple_ranger::range_on_edge): Check for nonnull on normal edges..
+ (gimple_ranger::register_side_effects): New.
+ * gimple-range.h (gimple_ranger::register_side_effects): New.
+ * tree-vrp.cc (rvrp_folder::fold_stmt): Call register_side_effects.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/104445
+ PR tree-optimization/102832
+ * optabs-query.h (can_vec_extract): New.
+ * optabs-query.cc (can_vec_extract): Likewise.
+ * tree-vect-loop.cc (vect_find_reusable_accumulator): Check
+ we can extract a hi/lo part from the larger vector, rework
+ check iteration from larger to smaller sizes.
+
+2022-02-09 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/35513
+ PR target/100593
+ * config/i386/gnu-property.cc: Include "i386-protos.h".
+ (file_end_indicate_exec_stack_and_gnu_property): Generate
+ a GNU_PROPERTY_1_NEEDED note for -mno-direct-extern-access or
+ nodirect_extern_access attribute.
+ * config/i386/i386-options.cc
+ (handle_nodirect_extern_access_attribute): New function.
+ (ix86_attribute_table): Add nodirect_extern_access attribute.
+ * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): Add a
+ bool argument.
+ (ix86_has_no_direct_extern_access): New.
+ * config/i386/i386.cc (ix86_has_no_direct_extern_access): New.
+ (ix86_force_load_from_GOT_p): Add a bool argument to indicate
+ call operand. Force non-call load from GOT for
+ -mno-direct-extern-access or nodirect_extern_access attribute.
+ (legitimate_pic_address_disp_p): Avoid copy relocation in PIE
+ for -mno-direct-extern-access or nodirect_extern_access attribute.
+ (ix86_print_operand): Pass true to ix86_force_load_from_GOT_p
+ for call operand.
+ (asm_preferred_eh_data_format): Use PC-relative format for
+ -mno-direct-extern-access to avoid copy relocation. Check
+ ptr_mode instead of TARGET_64BIT when selecting DW_EH_PE_sdata4.
+ (ix86_binds_local_p): Set ix86_has_no_direct_extern_access to
+ true for -mno-direct-extern-access or nodirect_extern_access
+ attribute. Don't treat protected data as extern and avoid copy
+ relocation on common symbol with -mno-direct-extern-access or
+ nodirect_extern_access attribute.
+ (ix86_reloc_rw_mask): New to avoid copy relocation for
+ -mno-direct-extern-access.
+ (TARGET_ASM_RELOC_RW_MASK): New.
+ * config/i386/i386.opt: Add -mdirect-extern-access.
+ * doc/extend.texi: Document nodirect_extern_access attribute.
+ * doc/invoke.texi: Document -m[no-]direct-extern-access.
+
+2022-02-09 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/104441
+ * config/i386/i386.cc (ix86_avx_u128_mode_source): New function.
+ (ix86_avx_u128_mode_needed): Return AVX_U128_ANY for debug INSN.
+ Call ix86_avx_u128_mode_source to check mode for each component
+ of source operand.
+
+2022-02-09 liuhongt <hongtao.liu@intel.com>
+
+ PR target/104451
+ * config/i386/sse.md (<insn><mode>3): lowpart_subreg
+ operands[2] from SImode to QImode.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/104450
+ * gimple-isel.cc: Pass cfun around.
+ (+gimple_expand_vec_cond_expr): Do not combine a throwing
+ comparison with the select.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR target/104453
+ * config/i386/i386.cc (ix86_gimple_fold_builtin): Guard shift
+ folding for NULL LHS.
+
2022-02-08 Robin Dapp <rdapp@linux.ibm.com>
PR rtl-optimization/104198
+2022-02-09 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/104452
+ * region-model.cc (selftest::test_bit_range_regions): New.
+ (selftest::analyzer_region_model_cc_tests): Call it.
+ * region.h (bit_range_region::key_t::hash): Fix hashing of m_bits
+ to avoid using uninitialized data.
+
2022-02-07 David Malcolm <dmalcolm@redhat.com>
PR analyzer/104417
+2022-02-09 Jason Merrill <jason@redhat.com>
+
+ * c-cppbuiltin.cc (c_cpp_builtins): Update values
+ of __cpp_constexpr and __cpp_concepts for C++20.
+
2022-01-24 Marek Polacek <polacek@redhat.com>
PR preprocessor/104030
+2022-02-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/104427
+ * c-parser.cc (c_parser_postfix_expression)
+ <case RID_BUILTIN_ASSOC_BARRIER>: Use parser_build_unary_op
+ instead of build1_loc to build PAREN_EXPR.
+ * c-typeck.cc (build_unary_op): Handle PAREN_EXPR.
+ * c-fold.cc (c_fully_fold_internal): Likewise.
+
2022-01-17 Martin Liska <mliska@suse.cz>
* Make-lang.in: Rename .c names to .cc.
+2022-02-09 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/104432
+ * call.cc (build_new_method_call): When a non-dependent call
+ resolves to a specialization of a member template, always build
+ the pruned overload set using the member template, not the
+ specialization.
+ * pt.cc (filter_memfn_lookup): New parameter newtype. Simplify
+ and correct how members from the new lookup set are matched to
+ those from the old one.
+ (tsubst_baselink): Pass binfo_type as newtype to
+ filter_memfn_lookup.
+
+2022-02-09 Jason Merrill <jason@redhat.com>
+
+ PR c++/103752
+ * module.cc (trees_out::core_vals): Stream explicit specifier.
+ (trees_in::core_vals): Likewise.
+ * pt.cc (store_explicit_specifier): No longer static.
+ (tsubst_function_decl): Clear DECL_HAS_DEPENDENT_EXPLICIT_SPEC_P.
+ * cp-tree.h (lookup_explicit_specifier): Declare.
+
+2022-02-09 Jason Merrill <jason@redhat.com>
+
+ PR c++/96876
+ * typeck2.cc (split_nonconstant_init_1): Push cleanups for
+ preceding members with constant initialization.
+ (maybe_push_temp_cleanup): Do nothing if -fno-exceptions.
+
2022-02-08 Jakub Jelinek <jakub@redhat.com>
PR c++/104379
+2022-02-09 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/66193
+ * arith.cc (reduce_binary_ac): When reducing binary expressions,
+ try simplification. Handle case of empty constructor.
+ (reduce_binary_ca): Likewise.
+
2022-02-03 Harald Anlauf <anlauf@gmx.de>
PR fortran/104311
+2022-02-09 Ian Lance Taylor <iant@golang.org>
+
+ * gospec.cc (RTLIB, RT_LIBRARY): Define.
+ (lang_specific_driver): Add -lrt if linking statically on
+ GNU/Linux.
+
+2022-02-09 Ian Lance Taylor <iant@golang.org>
+
+ * go-gcc.cc (Gcc_backend::Gcc_backend): Define builtins
+ __atomic_load_1 and __atomic_store_1.
+
2022-01-17 Martin Liska <mliska@suse.cz>
* config-lang.in: Rename .c names to .cc.
+2022-02-09 David Malcolm <dmalcolm@redhat.com>
+
+ * gcc.dg/analyzer/uninit-1.c: Add test coverage for shifts,
+ comparisons, +, -, *, /, and __builtin_strlen.
+ * gcc.dg/analyzer/uninit-CWE-457-examples.c: New test.
+
+2022-02-09 Harald Anlauf <anlauf@gmx.de>
+
+ PR fortran/66193
+ * gfortran.dg/array_constructor_55.f90: New test.
+
+2022-02-09 David Edelsohn <dje.gcc@gmail.com>
+
+ * gcc.dg/Wstringop-overflow-69.c: Add -Wno-psabi.
+ * gcc.dg/loop-unswitch-6.c: Omit -fcompare-debug on AIX.
+
+2022-02-09 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/104441
+ * gcc.target/i386/pr104441-1a.c: Compile with -march=x86-64.
+ * gcc.target/i386/pr104441-1b.c: Likewise.
+
+2022-02-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/104427
+ * gcc.dg/pr104427.c: New test.
+
+2022-02-09 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/104462
+ * gcc.target/i386/pr104462.c: New test.
+
+2022-02-09 Uroš Bizjak <ubizjak@gmail.com>
+
+ PR target/104458
+ * gcc.target/i386/pr104458.c: New test.
+
+2022-02-09 Ian Lance Taylor <iant@golang.org>
+
+ * gcc.misc-tests/godump-1.c: Adjust for alignment field rename.
+
+2022-02-09 Bill Schmidt <wschmidt@linux.ibm.com>
+
+ * gcc.target/powerpc/vec-replace-word-runnable.c: Handle expected
+ prototypes for each call to vec_replace_unaligned.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gcc.target/aarch64/vec-init-13.c: New test.
+ * gcc.target/aarch64/vec-init-14.c: Likewise.
+ * gcc.target/aarch64/vec-init-15.c: Likewise.
+ * gcc.target/aarch64/vec-init-16.c: Likewise.
+ * gcc.target/aarch64/vec-init-17.c: Likewise.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gcc.target/aarch64/vec-init-12.c: New test.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gcc.target/aarch64/vec-init-9.c: New test.
+ * gcc.target/aarch64/vec-init-10.c: Likewise.
+ * gcc.target/aarch64/vec-init-11.c: Likewise.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gcc.target/aarch64/vec-init-8.c: New test.
+
+2022-02-09 Richard Sandiford <richard.sandiford@arm.com>
+
+ * gcc.target/aarch64/vec-init-6.c: New file.
+ * gcc.target/aarch64/vec-init-7.c: New file.
+
+2022-02-09 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/104432
+ * g++.dg/template/non-dependent19.C: New test.
+ * g++.dg/template/non-dependent19a.C: New test.
+ * g++.dg/template/non-dependent20.C: New test.
+
+2022-02-09 Jason Merrill <jason@redhat.com>
+
+ PR c++/103752
+ * g++.dg/modules/explicit-bool-1_b.C: New test.
+ * g++.dg/modules/explicit-bool-1_a.H: New test.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/104464
+ * gcc.dg/pr104464.c: New testcase.
+
+2022-02-09 Jason Merrill <jason@redhat.com>
+
+ * g++.dg/cpp23/feat-cxx2b.C: Adjust.
+ * g++.dg/cpp2a/feat-cxx2a.C: Adjust.
+
+2022-02-09 Roger Sayle <roger@nextmovesoftware.com>
+
+ PR tree-optimization/104420
+ * gcc.dg/pr104420-1.c: New test case.
+ * gcc.dg/pr104420-2.c: New test case.
+ * gcc.dg/pr104420-3.c: New test case.
+ * gcc.dg/pr104420-4.c: New test case.
+ * gcc.dg/pr96392.c: Remove incorrect test.
+
+2022-02-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/104407
+ * g++.dg/debug/dwarf2/pr104407.C: New test.
+
+2022-02-09 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/104288
+ * gcc.dg/pr104288.c: New.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/104445
+ PR tree-optimization/102832
+ * gcc.dg/vect/pr104445.c: New testcase.
+ * gcc.dg/vect/pr102832.c: New file.
+
+2022-02-09 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/35513
+ PR target/100593
+ * g++.target/i386/pr35513-1.C: New file.
+ * g++.target/i386/pr35513-2.C: Likewise.
+ * gcc.target/i386/pr35513-1a.c: Likewise.
+ * gcc.target/i386/pr35513-1b.c: Likewise.
+ * gcc.target/i386/pr35513-2a.c: Likewise.
+ * gcc.target/i386/pr35513-2b.c: Likewise.
+ * gcc.target/i386/pr35513-3a.c: Likewise.
+ * gcc.target/i386/pr35513-3b.c: Likewise.
+ * gcc.target/i386/pr35513-4a.c: Likewise.
+ * gcc.target/i386/pr35513-4b.c: Likewise.
+ * gcc.target/i386/pr35513-5a.c: Likewise.
+ * gcc.target/i386/pr35513-5b.c: Likewise.
+ * gcc.target/i386/pr35513-6a.c: Likewise.
+ * gcc.target/i386/pr35513-6b.c: Likewise.
+ * gcc.target/i386/pr35513-7a.c: Likewise.
+ * gcc.target/i386/pr35513-7b.c: Likewise.
+ * gcc.target/i386/pr35513-8.c: Likewise.
+ * gcc.target/i386/pr35513-9a.c: Likewise.
+ * gcc.target/i386/pr35513-9b.c: Likewise.
+ * gcc.target/i386/pr35513-10a.c: Likewise.
+ * gcc.target/i386/pr35513-10b.c: Likewise.
+ * gcc.target/i386/pr35513-11a.c: Likewise.
+ * gcc.target/i386/pr35513-11b.c: Likewise.
+ * gcc.target/i386/pr35513-12a.c: Likewise.
+ * gcc.target/i386/pr35513-12b.c: Likewise.
+
+2022-02-09 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/104441
+ * gcc.target/i386/pr104441-1a.c: New test.
+ * gcc.target/i386/pr104441-1b.c: Likewise.
+
+2022-02-09 liuhongt <hongtao.liu@intel.com>
+
+ PR target/104451
+ * gcc.target/i386/pr104451.c: New test.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR middle-end/104450
+ * g++.dg/torture/pr104450.C: New testcase.
+
+2022-02-09 Richard Biener <rguenther@suse.de>
+
+ PR target/104453
+ * gcc.target/i386/pr104453.c: New testcase.
+
+2022-02-09 Joel Teichroeb <joel@teichroeb.net>
+
+ PR analyzer/101081
+ * gcc.dg/analyzer/analyzer-verbosity-2a.c: Replace #include of
+ stdio.h with declarations needed by the test.
+ * gcc.dg/analyzer/analyzer-verbosity-3a.c: Likewise.
+ * gcc.dg/analyzer/edges-1.c: Likewise.
+ * gcc.dg/analyzer/file-1.c: Likewise.
+ * gcc.dg/analyzer/file-2.c: Likewise.
+ * gcc.dg/analyzer/file-paths-1.c: Likewise.
+ * gcc.dg/analyzer/file-pr58237.c: Likewise.
+ * gcc.dg/analyzer/pr99716-1.c: Likewise.
+
+2022-02-09 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/104452
+ * gcc.dg/analyzer/pr104452.c: New test.
+
+2022-02-09 Jason Merrill <jason@redhat.com>
+
+ PR c++/96876
+ * g++.dg/cpp1z/aggr-base11.C: New test.
+ * g++.dg/eh/aggregate2.C: New test.
+
2022-02-08 Robin Dapp <rdapp@linux.ibm.com>
PR rtl-optimization/104198
+2022-02-09 Ian Lance Taylor <iant@golang.org>
+
+ * configure.ac (RT_LIBS): Define.
+ * Makefile.am (check-runtime): Set GOLIBS to $(RT_LIBS).
+ * configure, Makefile.in: Regenerate.
+
2021-09-21 Ian Lance Taylor <iant@golang.org>
* Makefile.am (check-runtime): Add goroot.go to --extrafiles.
+2022-02-09 Thomas Rodgers <rodgert@appliantology.com>
+
+ PR libstdc++/104442
+ * include/bits/atomic_wait.h (__waiter::_M_do_wait_v): Move spin
+ loop inside do loop so that threads failing the wait, reload
+ _M_ver.
+
2022-02-08 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/fs_dir.cc (_Dir(DIR*, const path&)): Change first
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