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GCC Administrator 2022-09-08 00:18:33 +00:00
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10
ChangeLog
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2022-09-07 Jeff Law <jeffreyalaw@gmail.com>
* MAINTAINERS: Update my email address.
2022-09-07 Tom de Vries <tdevries@suse.de>
* configure.ac: Set extra_host_libiberty_configure_flags and
extra_host_zlib_configure_flags in separate case statements.
* configure: Regenerate.
2022-09-06 Xianmiao Qu <cooper.qu@linux.alibaba.com>
* MAINTAINERS: Update c-sky port maintainers' emails.

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gcc/ChangeLog
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2022-09-07 Martin Liska <mliska@suse.cz>
* configure.ac: Restore detection of HAVE_XCOFF_DWARF_EXTRAS.
* config/rs6000/rs6000.cc (HAVE_XCOFF_DWARF_EXTRAS): Reset it.
* configure: Regenerate.
* config.in: Regenerate.
2022-09-07 Surya Kumari Jangala <jskumari@linux.ibm.com>
PR rtl-optimization/105586
* sched-rgn.cc (save_state_for_fallthru_edge): New function.
(schedule_region): Use it for all blocks.
2022-09-07 Joseph Myers <joseph@codesourcery.com>
* ginclude/stdalign.h [defined __STDC_VERSION__ &&
__STDC_VERSION__ > 201710L]: Disable all content.
* ginclude/stdbool.h [defined __STDC_VERSION__ && __STDC_VERSION__
> 201710L] (bool, true, false): Do not define.
2022-09-07 Martin Liska <mliska@suse.cz>
PR bootstrap/106855
* collect2.cc (scan_prog_file): Restore if XCOFF_DEBUGGING_INFO.
* config/rs6000/rs6000.cc (rs6000_option_override_internal):
Restore usage of XCOFF_DEBUGGING_INFO.
* config/rs6000/xcoff.h (XCOFF_DEBUGGING_INFO): Restore.
* dwarf2asm.cc (XCOFF_DEBUGGING_INFO): Restore support for
XCOFF_DEBUGGING_INFO.
(dw2_asm_output_nstring): Likewise.
(USE_LINKONCE_INDIRECT): Likewise.
* dwarf2out.cc (XCOFF_DEBUGGING_INFO): Likewise.
(HAVE_XCOFF_DWARF_EXTRAS): Likewise.
(output_fde): Likewise.
(output_call_frame_info): Likewise.
(have_macinfo): Likewise.
(add_AT_loc_list): Likewise.
(add_AT_view_list): Likewise.
(output_compilation_unit_header): Likewise.
(output_pubnames): Likewise.
(output_aranges): Likewise.
(output_line_info): Likewise.
(output_macinfo): Likewise.
(dwarf2out_finish): Likewise.
(dwarf2out_early_finish): Likewise.
2022-09-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/106866
* tree-ssa-dce.cc (eliminate_unnecessary_stmts): When
we changed cfun->calls_setjmp make sure to purge all
abnormal call edges.
2022-09-07 Xianmiao Qu <cooper.qu@linux.alibaba.com>
* config/csky/csky.cc (csky_emit_compare_float): Fix the expanding of
float LE comparing with zero for fpuv3.
* config/csky/csky.h (TARGET_SUPPORT_FPV2): New, true if any fpuv2
features are enabled.
2022-09-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/106860
* tree-ssa-loop-split.cc (split_loop): Find the exit to
latch edge from the loop exit edge instead of from the
latch. Verify we're going to find it.
2022-09-07 Richard Biener <rguenther@suse.de>
* gimple-predicate-analysis.cc (dfs_mark_dominating_region):
Adjust to take the region exit source as argument.
(uninit_analysis::init_from_phi_def): Adjust.
(uninit_analysis::init_use_preds): Mark the dominating region
before computing control dependences.
2022-09-07 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.md (*mov<SHORT:mode>_aarch64): Extend
w<-w, r<-w and w<-r alternatives to !simd, using 32-bit moves
in that case. Extend w<-r to w<-Z.
(*mov<HFBF:mode>_aarch64): Likewise, but with Y instead of Z.
(*movti_aarch64): Use an FMOV from XZR for w<-Z if MOVI is not
available.
(define_split): Do not apply the floating-point immediate-to-register
split to zeros, even if MOVI is not available.
2022-09-07 Richard Sandiford <richard.sandiford@arm.com>
* config/aarch64/aarch64.cc (aarch64_conditional_register_usage):
Disallow use of FPRs in register asms for !TARGET_FLOAT.
2022-09-07 Lulu Cheng <chenglulu@loongson.cn>
PR target/106828
* config/loongarch/loongarch.cc (loongarch_asan_shadow_offset): New.
(TARGET_ASAN_SHADOW_OFFSET): New.
2022-09-07 Jakub Jelinek <jakub@redhat.com>
* doc/invoke.texi (-Wno-unicode): Document.
2022-09-07 Jiufu Guo <guojiufu@linux.ibm.com>
* config/rs6000/rs6000.md (const_scalar_int splitter): Remove.
2022-09-07 Jiufu Guo <guojiufu@linux.ibm.com>
* config/rs6000/rs6000.md: (constant splitters): Use "(pc)" as the
replacements.
2022-09-07 liuhongt <hongtao.liu@intel.com>
PR tree-optimization/103144
* tree-vect-loop.cc (vect_is_nonlinear_iv_evolution): New function.
(vect_analyze_scalar_cycles_1): Detect nonlinear iv by upper function.
(vect_create_nonlinear_iv_init): New function.
(vect_peel_nonlinear_iv_init): Ditto.
(vect_create_nonlinear_iv_step): Ditto
(vect_create_nonlinear_iv_vec_step): Ditto
(vect_update_nonlinear_iv): Ditto
(vectorizable_nonlinear_induction): Ditto.
(vectorizable_induction): Call
vectorizable_nonlinear_induction when induction_type is not
vect_step_op_add.
* tree-vect-loop-manip.cc (vect_update_ivs_after_vectorizer):
Update nonlinear iv for epilogue loop.
* tree-vectorizer.h (enum vect_induction_op_type): New enum.
(STMT_VINFO_LOOP_PHI_EVOLUTION_TYPE): New Macro.
2022-09-06 Richard Biener <rguenther@suse.de>
PR tree-optimization/106754

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gcc/DATESTAMP
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20220907
20220908

12
gcc/c-family/ChangeLog
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2022-09-07 Joseph Myers <joseph@codesourcery.com>
* c-common.cc (c_common_reswords): Use D_C2X instead of D_CXXONLY
for alignas, alignof, bool, false, static_assert, thread_local and
true.
2022-09-07 Jakub Jelinek <jakub@redhat.com>
* c.opt (Winvalid-utf8): Use ObjC instead of objC. Remove
" in comments" from description.
(Wunicode): New option.
2022-09-06 Jakub Jelinek <jakub@redhat.com>
PR c/106836

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gcc/c/ChangeLog
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2022-09-07 Joseph Myers <joseph@codesourcery.com>
* c-parser.cc (c_parser_static_assert_declaration_no_semi)
(c_parser_alignas_specifier, c_parser_alignof_expression): Allow
for C2x spellings of keywords.
(c_parser_postfix_expression): Handle RID_TRUE and RID_FALSE.
2022-09-06 Jakub Jelinek <jakub@redhat.com>
* c-parser.cc (c_parser_omp_clause_doacross_sink): Don't verify val

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gcc/cp/ChangeLog
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2022-09-07 Jason Merrill <jason@redhat.com>
PR c++/106793
* decl.cc (grokdeclarator): Improve placeholder diagnostics.
* parser.cc (cp_parser_type_id_1): Add fixit.
2022-09-07 Arsen Arsenović <arsen@aarsen.me>
PR c++/106188
PR c++/106713
* coroutines.cc (coro_rewrite_function_body): Ensure we have a
BIND_EXPR wrapping the function body.
2022-09-07 Jakub Jelinek <jakub@redhat.com>
PR c++/106829
* semantics.cc (finish_omp_target_clauses): If current_function_decl
isn't a nonstatic member function, don't set data.current_object to
non-NULL.
2022-09-06 Jason Merrill <jason@redhat.com>
* decl.cc (grok_op_properties): Return sooner for C++23 op[].

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gcc/testsuite/ChangeLog
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2022-09-07 Jason Merrill <jason@redhat.com>
PR c++/106793
* g++.dg/cpp23/auto-array2.C: Adjust.
* g++.dg/cpp1z/class-deduction113.C: New test.
2022-09-07 Surya Kumari Jangala <jskumari@linux.ibm.com>
PR rtl-optimization/105586
* gcc.target/powerpc/pr105586.c: New test.
2022-09-07 Arsen Arsenović <arsen@aarsen.me>
PR c++/106188
PR c++/106713
* g++.dg/coroutines/pr106188.C: New test.
2022-09-07 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/c11-keywords-1.c, gcc.dg/c2x-align-1.c,
gcc.dg/c2x-align-6.c, gcc.dg/c2x-bool-2.c,
gcc.dg/c2x-static-assert-3.c, gcc.dg/c2x-static-assert-4.c,
gcc.dg/c2x-thread-local-1.c: New tests.
* gcc.dg/c2x-bool-1.c: Update expectations.
2022-09-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/106866
* gcc.dg/uninit-pr106866.c: New testcase.
2022-09-07 Aldy Hernandez <aldyh@redhat.com>
PR tree-optimization/106867
* gcc.dg/tree-ssa/pr106867.c: New test.
2022-09-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/106860
* g++.dg/opt/pr106860.C: New testcase.
2022-09-07 Richard Sandiford <richard.sandiford@arm.com>
* gcc.target/aarch64/movqi_1.c: New test.
* gcc.target/aarch64/movhi_1.c: Likewise.
* gcc.target/aarch64/movsi_1.c: Likewise.
* gcc.target/aarch64/movdi_2.c: Likewise.
* gcc.target/aarch64/movti_2.c: Likewise.
* gcc.target/aarch64/movhf_1.c: Likewise.
* gcc.target/aarch64/movsf_1.c: Likewise.
* gcc.target/aarch64/movdf_1.c: Likewise.
* gcc.target/aarch64/movtf_2.c: Likewise.
* gcc.target/aarch64/movv8qi_1.c: Likewise.
* gcc.target/aarch64/movv16qi_1.c: Likewise.
2022-09-07 Richard Sandiford <richard.sandiford@arm.com>
* gcc.target/aarch64/nofp_2.c: New test.
2022-09-07 Lulu Cheng <chenglulu@loongson.cn>
PR target/106828
* g++.target/loongarch/pr106828.C: New test.
2022-09-07 Jakub Jelinek <jakub@redhat.com>
PR c++/106829
* g++.dg/gomp/pr106829.C: New test.
2022-09-07 Jakub Jelinek <jakub@redhat.com>
* c-c++-common/cpp/delimited-escape-seq-4.c: New test.
* c-c++-common/cpp/delimited-escape-seq-5.c: New test.
* c-c++-common/cpp/delimited-escape-seq-6.c: New test.
* c-c++-common/cpp/delimited-escape-seq-7.c: New test.
* c-c++-common/cpp/named-universal-char-escape-5.c: New test.
* c-c++-common/cpp/named-universal-char-escape-6.c: New test.
* c-c++-common/cpp/named-universal-char-escape-7.c: New test.
* g++.dg/cpp23/named-universal-char-escape1.C: New test.
* g++.dg/cpp23/named-universal-char-escape2.C: New test.
2022-09-07 Kewen Lin <linkw@linux.ibm.com>
PR testsuite/106345
* lib/target-supports.exp (check_effective_target_powerpc_sqrt): Add
a function definition to avoid pedwarn about empty translation unit.
(check_effective_target_has_arch_pwr5): Likewise.
(check_effective_target_has_arch_pwr6): Likewise.
(check_effective_target_has_arch_pwr7): Likewise.
(check_effective_target_has_arch_pwr8): Likewise.
(check_effective_target_has_arch_pwr9): Likewise.
(check_effective_target_has_arch_pwr10): Likewise.
(check_effective_target_has_arch_ppc64): Likewise.
(check_effective_target_ppc_float128): Likewise.
(check_effective_target_ppc_float128_insns): Likewise.
(check_effective_target_powerpc_vsx): Likewise.
2022-09-07 liuhongt <hongtao.liu@intel.com>
* gcc.target/i386/pr103144-mul-1.c: New test.
* gcc.target/i386/pr103144-mul-2.c: New test.
* gcc.target/i386/pr103144-neg-1.c: New test.
* gcc.target/i386/pr103144-neg-2.c: New test.
* gcc.target/i386/pr103144-shift-1.c: New test.
* gcc.target/i386/pr103144-shift-2.c: New test.
2022-09-06 Jason Merrill <jason@redhat.com>
* g++.dg/cpp23/subscript8.C: New test.

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libcpp/ChangeLog
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2022-09-07 Joseph Myers <joseph@codesourcery.com>
* include/cpplib.h (struct cpp_options): Add true_false.
* expr.cc (eval_token): Check true_false not cplusplus to
determine whether to handle true and false keywords.
* init.cc (struct lang_flags): Add true_false.
(lang_defaults): Update.
(cpp_set_lang): Set true_false.
2022-09-07 Jakub Jelinek <jakub@redhat.com>
* include/cpplib.h (struct cpp_options): Add cpp_warn_unicode member.
(enum cpp_warning_reason): Add CPP_W_UNICODE.
* init.cc (cpp_create_reader): Initialize cpp_warn_unicode.
* charset.cc (_cpp_valid_ucn): In possible identifier contexts, don't
handle \u{ or \N{ specially in -std=c* modes except -std=c++2{3,b}.
In possible identifier contexts, don't emit an error and punt
if \N isn't followed by {, or if \N{} surrounds some lower case
letters or _. In possible identifier contexts when not C++23, don't
emit an error but warning about unknown character names and treat as
separate tokens. When treating as separate tokens \u{ or \N{, emit
warnings.
2022-09-05 Joseph Myers <joseph@codesourcery.com>
* init.cc (lang_defaults): Disable trigraphs for C2x.

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libstdc++-v3/ChangeLog
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2022-09-07 Jonathan Wakely <jwakely@redhat.com>
* include/std/barrier: Add missing runtime exception.
2022-09-07 Patrick Palka <ppalka@redhat.com>
* include/std/type_traits (is_reference): Make the primary
template derive from false_type. Define two partial
specializations that derive from true_type.
2022-09-07 Patrick Palka <ppalka@redhat.com>
* include/std/type_traits (__is_void_helper): Remove.
(is_void): Make the primary template derive from false_type,
and define four explicit specializations that derive from
true_type.
(__is_null_pointer_helper, is_null_pointer): Likewise.
2022-09-07 Jason Merrill <jason@redhat.com>
* libsupc++/dyncast.cc (__dynamic_cast): Avoid virtual function
call in simple success case.
2022-09-06 Philipp Fent <fent@in.tum.de>
* testsuite/libstdc++-prettyprinters/48362.cc: Fix expected