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GCC Administrator 2023-07-20 00:17:53 +00:00
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124
gcc/ChangeLog
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2023-07-19 Vladimir N. Makarov <vmakarov@redhat.com>
* lra-int.h (lra_update_fp2sp_elimination): New prototype.
(lra_asm_insn_error): New prototype.
* lra-spills.cc (remove_pseudos): Add check for pseudo slot memory
existence.
(lra_spill): Call lra_update_fp2sp_elimination.
* lra-eliminations.cc: Remove trailing spaces.
(elimination_fp2sp_occured_p): New static flag.
(lra_eliminate_regs_1): Set the flag up.
(update_reg_eliminate): Modify the assert for stack to frame
pointer elimination.
(lra_update_fp2sp_elimination): New function.
(lra_eliminate): Clear flag elimination_fp2sp_occured_p.
2023-07-19 Andrew Carlotti <andrew.carlotti@arm.com>
* config/aarch64/aarch64.h (TARGET_MEMTAG): Remove armv8.5
dependency.
* config/aarch64/arm_acle.h: Remove unnecessary armv8.x
dependencies from target pragmas.
* config/aarch64/arm_fp16.h (target): Likewise.
* config/aarch64/arm_neon.h (target): Likewise.
2023-07-19 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/110252
* tree-ssa-phiopt.cc (class auto_flow_sensitive): New class.
(auto_flow_sensitive::auto_flow_sensitive): New constructor.
(auto_flow_sensitive::~auto_flow_sensitive): New deconstructor.
(match_simplify_replacement): Temporarily
remove the flow sensitive info on the two statements that might
be moved.
2023-07-19 Andrew Pinski <apinski@marvell.com>
* gimple-fold.cc (fosa_unwind): Replace `vrange_storage *`
with flow_sensitive_info_storage.
(follow_outer_ssa_edges): Update how to save off the flow
sensitive info.
(maybe_fold_comparisons_from_match_pd): Update restoring
of flow sensitive info.
* tree-ssanames.cc (flow_sensitive_info_storage::save): New method.
(flow_sensitive_info_storage::restore): New method.
(flow_sensitive_info_storage::save_and_clear): New method.
(flow_sensitive_info_storage::clear_storage): New method.
* tree-ssanames.h (class flow_sensitive_info_storage): New class.
2023-07-19 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/110726
* match.pd ((a|b)&(a==b),a|(a==b),(a&b)|(a==b)):
Add checks to make sure the type was one bit precision
intergal type.
2023-07-19 Ju-Zhe Zhong <juzhe.zhong@rivai.ai>
* doc/md.texi: Add mask_len_fold_left_plus.
* internal-fn.cc (mask_len_fold_left_direct): Ditto.
(expand_mask_len_fold_left_optab_fn): Ditto.
(direct_mask_len_fold_left_optab_supported_p): Ditto.
* internal-fn.def (MASK_LEN_FOLD_LEFT_PLUS): Ditto.
* optabs.def (OPTAB_D): Ditto.
2023-07-19 Jakub Jelinek <jakub@redhat.com>
* tree-switch-conversion.h (class bit_test_cluster): Fix comment typo.
2023-07-19 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/110731
* wide-int.cc (wi::divmod_internal): Always unpack dividend and
divisor as UNSIGNED regardless of sgn.
2023-07-19 Lehua Ding <lehua.ding@rivai.ai>
* common/config/riscv/riscv-common.cc (riscv_supported_std_ext): Init.
(standard_extensions_p): Add check.
(riscv_subset_list::add): Just return NULL if it failed before.
(riscv_subset_list::parse_std_ext): Continue parse when find a error
(riscv_subset_list::parse): Just return NULL if it failed before.
* config/riscv/riscv-subset.h (class riscv_subset_list): Add field.
2023-07-19 Jan Beulich <jbeulich@suse.com>
* config/i386/i386-expand.cc (ix86_expand_vector_init_duplicate):
Use gen_vec_set_0.
(ix86_expand_vector_extract): Use gen_vec_extract_lo /
gen_vec_extract_hi.
(expand_vec_perm_broadcast_1): Use gen_vec_interleave_high /
gen_vec_interleave_low. Rename local variable.
2023-07-19 Jan Beulich <jbeulich@suse.com>
* config/i386/sse.md (vec_dupv2df<mask_name>): Add new AVX512F
alternative. Move AVX512VL part of condition to new "enabled"
attribute.
2023-07-19 liuhongt <hongtao.liu@intel.com>
PR target/109504
* config/i386/i386-builtins.cc
(ix86_register_float16_builtin_type): Remove TARGET_SSE2.
(ix86_register_bf16_builtin_type): Ditto.
* config/i386/i386-c.cc (ix86_target_macros): When TARGET_SSE2
isn't available, undef the macros which are used to check the
backend support of the _Float16/__bf16 types when building
libstdc++ and libgcc.
* config/i386/i386.cc (construct_container): Issue errors for
HFmode/BFmode when TARGET_SSE2 is not available.
(function_value_32): Ditto.
(ix86_scalar_mode_supported_p): Remove TARGET_SSE2 for HFmode/BFmode.
(ix86_libgcc_floating_mode_supported_p): Ditto.
(ix86_emit_support_tinfos): Adjust codes.
(ix86_invalid_conversion): Return diagnostic message string
when there's conversion from/to BF/HFmode w/o TARGET_SSE2.
(ix86_invalid_unary_op): New function.
(ix86_invalid_binary_op): Ditto.
(TARGET_INVALID_UNARY_OP): Define.
(TARGET_INVALID_BINARY_OP): Define.
* config/i386/immintrin.h [__SSE2__]: Remove for fp16/bf16
related instrinsics header files.
* config/i386/i386.h (VALID_SSE2_TYPE_MODE): New macro.
2023-07-18 Uros Bizjak <ubizjak@gmail.com>
* dwarf2asm.cc: Change FALSE to false.

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20230719
20230720

9
gcc/analyzer/ChangeLog
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2023-07-19 David Malcolm <dmalcolm@redhat.com>
PR analyzer/110700
* region-model-manager.cc
(region_model_manager::get_or_create_int_cst): Assert that we have
an integral or pointer type.
* sm-taint.cc (taint_state_machine::check_for_tainted_divisor):
Don't check non-integral types.
2023-06-29 benjamin priour <priour.be@gmail.com>
PR analyzer/110198

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gcc/cp/ChangeLog
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2023-07-19 Marek Polacek <polacek@redhat.com>
PR c++/110745
* error.cc (dump_simple_decl): Print base class name.
2023-07-19 Marek Polacek <polacek@redhat.com>
PR c++/110064
* typeck2.cc (process_init_constructor_record): Don't emit
-Wmissing-field-initializers for empty classes.
2023-07-19 Patrick Palka <ppalka@redhat.com>
* pt.cc (type_unification_real): Test for PARM_DECL instead
of TEMPLATE_PARM_INDEX to distinguish a type vs non-type
template parameter pack.
(type_targs_deducible_from): Likewise.
2023-07-19 Patrick Palka <ppalka@redhat.com>
* pt.cc (tsubst_function_decl): Add defaulted 'use_spec_table'
flag parameter. Don't look up or insert into the specializations
table if 'use_spec_table' is false.
(tsubst_decl): Add defaulted 'use_spec_table' flag parameter.
Check for error_mark_node.
<case FUNCTION_DECL>: Pass 'use_spec_table' to
tsubst_function_decl.
<case TYPE/VAR_DECL>: Don't call coerce_template_parms.
Don't look up or insert into the specializations table if
'use_spec_table' is false. Exit earlier if the substituted
type is erroneous and we're not complaining, and do so for
alias specializations as well.
(instantiate_template): Pass false as 'use_spec_table'
to tsubst_decl. Call register_specialization afterwards.
2023-07-18 Jason Merrill <jason@redhat.com>
* constexpr.cc (cxx_eval_bit_cast): Check that the result of

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gcc/fortran/ChangeLog
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2023-07-19 Tobias Burnus <tobias@codesourcery.com>
PR fortran/107424
* trans-openmp.cc (gfc_nonrect_loop_expr): Accept all
constant loop steps.
(gfc_trans_omp_do): Likewise; use sign to determine
loop direction.
2023-07-17 Harald Anlauf <anlauf@gmx.de>
PR fortran/95947

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gcc/m2/ChangeLog
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2023-07-19 Gaius Mulley <gaiusmod2@gmail.com>
PR modula2/110284
* Make-lang.in (m2_OBJS): Add m2/gm2-gcc/rtegraph.o and
m2/gm2-compiler-boot/m2flex.o.
(c-family/m2pp.o): Remove.
* Make-maintainer.in (c-family/m2pp.o): Add.
2023-07-19 Gaius Mulley <gaiusmod2@gmail.com>
* gm2-compiler/M2Quads.mod (BuildDifAdrFunction): Removed
unnecessary in error message. Use vartok for location.
(BuildOddFunction): Use optok for location.
(BuildAbsFunction): Use vartok for location. Bugfix set vartok.
(BuildCapFunction): Use optok for location.
(BuildOrdFunction): Use optok for location and correct format
specifier.
(BuildShiftFunction): Use vartok for location.
(BuildRotateFunction): Use vartok for location.
(BuildTruncFunction): Use vartok for location.
(BuildFloatFunction): Use vartok for location.
(BuildReFunction): Use vartok for location.
(BuildImFunction): Use vartok for location.
* gm2-compiler/M2SymInit.mod (trashParam): Remove commented code.
2023-07-19 Gaius Mulley <gaiusmod2@gmail.com>
* gm2-compiler/M2Quads.mod (BuildRealFuncProcCall): Set the trash
parameter value to NIL if DEALLOCATE is detected.
* gm2-compiler/M2SymInit.mod (CheckDeferredRecordAccess): Pass
tok to SetVarInitialized. Pass tok to GetVarComponentInitialized.
(ComponentFindVar): Add tok parameter. Check aliased pointer
against Nil and generate warning if necessary.
(deRefComponent): Add tok and sym parameters and pass them to
getContent.
(SetVarComponentInitialized): Add tok parameter. Pass tok to
ComponentFindVar. Pass tok and sym to deRefComponent.
(GetVarComponentInitialized): Add tok parameter. Pass tok to
ComponentFindVar. Pass tok to deRefComponent.
(SetVarInitialized): Add tok parameter. Pass tok to
SetVarComponentInitialized.
(doGetVarInitialized): Add tok parameter. Pass tok to
GetVarComponentInitialized.
(CheckXIndr): Pass lhs and lhstok to getContent.
(CheckIndrX): Pass rhs and rhstok to getContent.
(CheckBecomes): Pass destok to ComponentFindVar. Pass des and
destok to deRefComponent.
(CheckAddr): Pass contenttok to GetVarInitialized. Pass ptrtok
to SetVarInitialized.
(CheckReadBeforeInitQuad): Pass op1tok to SetVarInitialized for
op1 cases and op3tok for op3 cases.
(trashParam): Get operand tokens. Pass op3tok to
SetVarInitialized. Pass op3 and op3tok to getContent.
Alias ptr to NIL if procedure is DEALLOCATE. Pass op3tok to
SetVarInitialized.
(IsDeallocate): New procedure function.
(DetectTrash): Use IsDeallocate.
(SetupLAlias): Allow exp to be Nil.
(getContent): Generate warning message if ptr is Nil.
2023-07-18 Gaius Mulley <gaiusmod2@gmail.com>
* Make-lang.in: Minor formatting change.

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gcc/testsuite/ChangeLog
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2023-07-19 Marek Polacek <polacek@redhat.com>
PR c++/110745
* g++.dg/diagnostic/base.C: New test.
2023-07-19 David Malcolm <dmalcolm@redhat.com>
PR analyzer/110700
* gcc.dg/analyzer/taint-divisor-2.c: New test.
2023-07-19 Marek Polacek <polacek@redhat.com>
PR c++/110064
* g++.dg/warn/Wmissing-field-initializers-3.C: New test.
2023-07-19 Vladimir N. Makarov <vmakarov@redhat.com>
* gcc.target/avr/lra-elim.c: New test.
2023-07-19 Gaius Mulley <gaiusmod2@gmail.com>
* gm2/errors/fail/badabs.mod: New test.
* gm2/errors/fail/badenum.mod: New test.
2023-07-19 Andrew Carlotti <andrew.carlotti@arm.com>
* gcc.target/aarch64/feature-bf16-backport.c: New test.
* gcc.target/aarch64/feature-dotprod-backport.c: New test.
* gcc.target/aarch64/feature-fp16-backport.c: New test.
* gcc.target/aarch64/feature-fp16-scalar-backport.c: New test.
* gcc.target/aarch64/feature-fp16fml-backport.c: New test.
* gcc.target/aarch64/feature-i8mm-backport.c: New test.
* gcc.target/aarch64/feature-memtag-backport.c: New test.
* gcc.target/aarch64/feature-sha3-backport.c: New test.
* gcc.target/aarch64/feature-sm4-backport.c: New test.
2023-07-19 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/110252
* gcc.dg/tree-ssa/phi-opt-25b.c: Updated as
__builtin_parity loses the nonzerobits info.
* gcc.c-torture/execute/pr110252-1.c: New test.
* gcc.c-torture/execute/pr110252-2.c: New test.
* gcc.c-torture/execute/pr110252-3.c: New test.
* gcc.c-torture/execute/pr110252-4.c: New test.
2023-07-19 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/110726
* gcc.c-torture/execute/bitops-1.c: New test.
2023-07-19 Gaius Mulley <gaiusmod2@gmail.com>
* gm2/switches/uninit-variable-checking/procedures/fail/testdispose.mod: New test.
* gm2/switches/uninit-variable-checking/procedures/fail/testdispose2.mod: New test.
* gm2/switches/uninit-variable-checking/procedures/fail/testnil.mod: New test.
2023-07-19 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/110731
* gcc.dg/pr110731.c: New test.
2023-07-19 Maciej W. Rozycki <macro@embecosm.com>
* gcc.dg/vect/bb-slp-pr95839-v8.c: New test.
2023-07-19 Tobias Burnus <tobias@codesourcery.com>
PR fortran/107424
* gfortran.dg/gomp/linear-2.f90: Update dump to remove
the additional count variable.
2023-07-19 Lehua Ding <lehua.ding@rivai.ai>
* gcc.target/riscv/arch-2.c: Update -march.
* gcc.target/riscv/arch-3.c: Ditto.
* gcc.target/riscv/arch-5.c: Ditto.
* gcc.target/riscv/arch-8.c: Ditto.
* gcc.target/riscv/attribute-10.c: Ditto.
* gcc.target/riscv/attribute-18.c: Ditto.
* gcc.target/riscv/attribute-19.c: Ditto.
* gcc.target/riscv/attribute-8.c: Ditto.
* gcc.target/riscv/attribute-9.c: Ditto.
* gcc.target/riscv/pr102957.c: Ditto.
* gcc.target/riscv/arch-22.cc: New test.
* gcc.target/riscv/arch-23.c: New file.
2023-07-19 Lehua Ding <lehua.ding@rivai.ai>
* gcc.target/riscv/stack_save_restore.c: Moved to...
* gcc.target/riscv/stack_save_restore_2.c: ...here.
* gcc.target/riscv/stack_save_restore_1.c: New test.
2023-07-19 Lewis Hyatt <lhyatt@gmail.com>
PR preprocessor/103902
* g++.dg/cpp0x/udlit-extended-id-1.C: New test.
* g++.dg/cpp0x/udlit-extended-id-2.C: New test.
* g++.dg/cpp0x/udlit-extended-id-3.C: New test.
* g++.dg/cpp0x/udlit-extended-id-4.C: New test.
2023-07-19 liuhongt <hongtao.liu@intel.com>
* gcc.target/i386/pr109504.c: New test.
* gcc.target/i386/sse2-bfloat16-1.c: Adjust error info.
* gcc.target/i386/sse2-float16-1.c: Ditto.
* gcc.target/i386/sse2-float16-4.c: New test.
* gcc.target/i386/sse2-float16-5.c: New test.
* g++.target/i386/float16-1.C: Adjust error info.
2023-07-18 Marek Polacek <polacek@redhat.com>
PR c++/110340

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2023-07-19 Lewis Hyatt <lhyatt@gmail.com>
PR preprocessor/103902
* lex.cc (identifier_diagnostics_on_lex): New function refactoring
some common code.
(lex_identifier_intern): Use the new function.
(lex_identifier): Don't run identifier diagnostics here, rather let
the call site do it when needed.
(_cpp_lex_direct): Adjust the call sites of lex_identifier ()
acccordingly.
(struct scan_id_result): New struct.
(scan_cur_identifier): New function.
(create_literal2): New function.
(lit_accum::create_literal2): New function.
(is_macro): Folded into new function...
(maybe_ignore_udl_macro_suffix): ...here.
(is_macro_not_literal_suffix): Folded likewise.
(lex_raw_string): Handle UTF-8 in UDL suffix via
scan_cur_identifier ().
(lex_string): Likewise.
2023-07-06 Thomas Schwinge <thomas@codesourcery.com>
* include/symtab.h (struct ht_identifier): Document different

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2023-07-19 liuhongt <hongtao.liu@intel.com>
* config/i386/t-softfp: Add -msse2 to libbid HFtype related
files.
2023-07-11 Florian Weimer <fweimer@redhat.com>
PR libgcc/110179

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libgomp/ChangeLog
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2023-07-19 Tobias Burnus <tobias@codesourcery.com>
PR fortran/107424
* libgomp.texi (Impl. Status 5.0): Add link to new PR110735.
* testsuite/libgomp.fortran/non-rectangular-loop-1.f90: Enable
commented tests.
* testsuite/libgomp.fortran/non-rectangular-loop-1a.f90: Remove
test file; tests are in non-rectangular-loop-1.f90.
* testsuite/libgomp.fortran/non-rectangular-loop-5.f90: Change
testcase to use a non-constant step to retain the 'sorry' test.
* testsuite/libgomp.fortran/non-rectangular-loop-6.f90: New test.
2023-07-17 Tobias Burnus <tobias@codesoucery.com>
Chung-Lin Tang <cltang@codesourcery.com>

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libstdc++-v3/ChangeLog
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2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110077
* src/c++17/floating_from_chars.cc (from_chars): Only define
_Float128 overload when using __strfromf128.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110593
* include/bits/chrono.h (duration): Improve static assert
messages.
(__is_ratio): Move to ...
* include/std/ratio (__is_ratio): ... here.
(__is_ratio_v): New variable template and partial
specialization.
(__are_both_ratios): New function template.
(__ratio_multiply, ratio_equal, ratio_less, __ratio_add):
Add static assertion.
* testsuite/20_util/ratio/requirements/type_constraints.cc:
New test.
* testsuite/20_util/duration/requirements/typedefs_neg1.cc:
Adjust expected error.
* testsuite/20_util/duration/requirements/typedefs_neg2.cc:
Likewise.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
* include/bits/chrono_io.h (__formatter_chrono::_M_format):
Do not set __is_neg for hh_mm_ss before calling
_M_format_to_ostream. Change __print_sign lambda to only check
__is_neg for durations and hh_mm_ss types.
(__formatter_chrono::_M_format_to_ostream): Only check __is_neg
for duration types.
* testsuite/std/time/hh_mm_ss/io.cc: Check negative values.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110719
* include/bits/chrono_io.h (__formatter_chrono::_S_floor_seconds):
Handle duration and hh_mm_ss.
* testsuite/20_util/duration/io.cc: Check locale-specific
formats.
* testsuite/std/time/hh_mm_ss/io.cc: Likewise.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
* include/std/format (__write_padded): Initialize first element
of array to avoid a -Wmaybe-uninitialized warning.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110719
* include/bits/chrono_io.h (__formatter_chrono::_M_parse): Fix
allowed modifiers for %z and %Z. Fix -Wparentheses and
-Wnarrowing warnings.
(__formatter_chrono::_M_format): Call new functions for %d, %e,
%H, %I, %m and %M.
(__formatter_chrono::_M_c): Use _S_floor_seconds to remove
subsecond precision.
(__formatter_chrono::_M_C_y_Y): Use _M_locale_fmt to handle
modifiers.
(__formatter_chrono::_M_e): Replace with _M_d_e and use
_M_locale_fmt.
(__formatter_chrono::_M_I): Replace with _M_H_I and use
_M_locale_fmt.
(__formatter_chrono::_M_m): New function.
(__formatter_chrono::_M_M): New function.
(__formatter_chrono::_M_r): Use _M_locale_fmt.
(__formatter_chrono::_M_S): Likewise.
(__formatter_chrono::_M_u_w): Likewise.
(__formatter_chrono::_M_U_V_W): Likewise.
(__formatter_chrono::_M_X): Use _S_floor_seconds.
(__formatter_chrono::_M_Z): Fix untested branch for wchar_t.
(__formatter_chrono::_S_altnum): Remove function.
(__formatter_chrono::_S_dd_zero_fill): Remove function.
(__formatter_chrono::_S_floor_seconds): New function.
(__formatter_chrono::_M_locale_fmt): New function.
* testsuite/std/time/clock/system/io.cc: Adjust expected output
for locale-specific formats and check modified formats.
* testsuite/std/time/clock/utc/io.cc: Likewise.
* testsuite/std/time/zoned_time/io.cc: New test.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110708
* include/bits/chrono_io.h (__formatter_chrono::_M_parse): Only
allow a single modifier.
* testsuite/std/time/format.cc: Check multiple modifiers.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110653
* testsuite/21_strings/basic_string/numeric_conversions/char/stod.cc:
Remove dg-require-string-conversions.
* testsuite/21_strings/basic_string/numeric_conversions/char/stof.cc:
Likewise.
* testsuite/21_strings/basic_string/numeric_conversions/char/stoi.cc:
Likewise.
* testsuite/21_strings/basic_string/numeric_conversions/char/stol.cc:
Likewise.
* testsuite/21_strings/basic_string/numeric_conversions/char/stoul.cc:
Likewise.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110653
* include/bits/basic_string.h [!_GLIBCXX_HAVE_STRTOF] (stof):
Define in terms of std::stod.
2023-07-19 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110653
* include/bits/basic_string.h [_GLIBCXX_HAVE_STRTOF] (stof):
Define.
[_GLIBCXX_HAVE_STRTOLD] (stold): Define.
* include/c_global/cstdlib [_GLIBCXX_HAVE_STRTOF] (strtof):
Declare in namespace std.
[_GLIBCXX_HAVE_STRTOLD] (strtold): Likewise.
2023-07-13 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/110653