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GCC Administrator 2021-06-26 00:16:39 +00:00
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4
ChangeLog
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2021-06-25 Matthias Kretz <m.kretz@gsi.de>
* MAINTAINERS: Add myself for write after approval and DCO
2021-06-24 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
* .gitignore: Add entry for cscope.out.

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gcc/ChangeLog
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2021-06-25 Martin Sebor <msebor@redhat.com>
PR middle-end/101216
* calls.c (maybe_warn_rdwr_sizes): Use the no_warning constant.
2021-06-25 Jeff Law <jeffreyalaw@gmail.com>
* config/h8300/h8300.c (select_cc_mode): Handle ASHIFTRT and LSHIFTRT.
2021-06-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/101202
* tree-vect-slp.c (vect_optimize_slp): Explicitely handle
failed nodes.
2021-06-25 Richard Biener <rguenther@suse.de>
* tree-vect-slp-patterns.c (addsub_pattern::build): Copy
STMT_VINFO_REDUC_DEF from the original representative.
2021-06-25 Martin Sebor <msebor@redhat.com>
* builtins.c (warn_string_no_nul): Replace uses of TREE_NO_WARNING,
gimple_no_warning_p and gimple_set_no_warning with
warning_suppressed_p, and suppress_warning.
(c_strlen): Same.
(maybe_warn_for_bound): Same.
(warn_for_access): Same.
(check_access): Same.
(expand_builtin_strncmp): Same.
(fold_builtin_varargs): Same.
* calls.c (maybe_warn_nonstring_arg): Same.
(maybe_warn_rdwr_sizes): Same.
* cfgexpand.c (expand_call_stmt): Same.
* cgraphunit.c (check_global_declaration): Same.
* fold-const.c (fold_undefer_overflow_warnings): Same.
(fold_truth_not_expr): Same.
(fold_unary_loc): Same.
(fold_checksum_tree): Same.
* gimple-array-bounds.cc (array_bounds_checker::check_array_ref): Same.
(array_bounds_checker::check_mem_ref): Same.
(array_bounds_checker::check_addr_expr): Same.
(array_bounds_checker::check_array_bounds): Same.
* gimple-expr.c (copy_var_decl): Same.
* gimple-fold.c (gimple_fold_builtin_strcpy): Same.
(gimple_fold_builtin_strncat): Same.
(gimple_fold_builtin_stxcpy_chk): Same.
(gimple_fold_builtin_stpcpy): Same.
(gimple_fold_builtin_sprintf): Same.
(fold_stmt_1): Same.
* gimple-ssa-isolate-paths.c (diag_returned_locals): Same.
* gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
* gimple-ssa-sprintf.c (handle_printf_call): Same.
* gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): Same.
* gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
* gimple-ssa-warn-restrict.h: Adjust declarations.
(maybe_diag_access_bounds): Replace uses of TREE_NO_WARNING,
gimple_no_warning_p and gimple_set_no_warning with
warning_suppressed_p, and suppress_warning.
(check_call): Same.
(check_bounds_or_overlap): Same.
* gimple.c (gimple_build_call_from_tree): Same.
* gimplify.c (gimplify_return_expr): Same.
(gimplify_cond_expr): Same.
(gimplify_modify_expr_complex_part): Same.
(gimplify_modify_expr): Same.
(gimple_push_cleanup): Same.
(gimplify_expr): Same.
* omp-expand.c (expand_omp_for_generic): Same.
(expand_omp_taskloop_for_outer): Same.
* omp-low.c (lower_rec_input_clauses): Same.
(lower_lastprivate_clauses): Same.
(lower_send_clauses): Same.
(lower_omp_target): Same.
* tree-cfg.c (pass_warn_function_return::execute): Same.
* tree-complex.c (create_one_component_var): Same.
* tree-inline.c (remap_gimple_op_r): Same.
(copy_tree_body_r): Same.
(declare_return_variable): Same.
(expand_call_inline): Same.
* tree-nested.c (lookup_field_for_decl): Same.
* tree-sra.c (create_access_replacement): Same.
(generate_subtree_copies): Same.
* tree-ssa-ccp.c (pass_post_ipa_warn::execute): Same.
* tree-ssa-forwprop.c (combine_cond_expr_cond): Same.
* tree-ssa-loop-ch.c (ch_base::copy_headers): Same.
* tree-ssa-loop-im.c (execute_sm): Same.
* tree-ssa-phiopt.c (cond_store_replacement): Same.
* tree-ssa-strlen.c (maybe_warn_overflow): Same.
(handle_builtin_strcpy): Same.
(maybe_diag_stxncpy_trunc): Same.
(handle_builtin_stxncpy_strncat): Same.
(handle_builtin_strcat): Same.
* tree-ssa-uninit.c (get_no_uninit_warning): Same.
(set_no_uninit_warning): Same.
(uninit_undefined_value_p): Same.
(warn_uninit): Same.
(maybe_warn_operand): Same.
* tree-vrp.c (compare_values_warnv): Same.
* vr-values.c (vr_values::extract_range_for_var_from_comparison_expr): Same.
(test_for_singularity): Same.
* gimple.h (warning_suppressed_p): New function.
(suppress_warning): Same.
(copy_no_warning): Same.
(gimple_set_block): Call gimple_set_location.
(gimple_set_location): Call copy_warning.
2021-06-25 Martin Sebor <msebor@redhat.com>
* tree.h (warning_suppressed_at, copy_warning,
warning_suppressed_p, suppress_warning): New functions.
2021-06-25 Martin Sebor <msebor@redhat.com>
* Makefile.in (OBJS-libcommon): Add diagnostic-spec.o.
* gengtype.c (open_base_files): Add diagnostic-spec.h.
* diagnostic-spec.c: New file.
* diagnostic-spec.h: New file.
* tree.h (no_warning, all_warnings, suppress_warning_at): New
declarations.
* warning-control.cc: New file.
2021-06-25 liuhongt <hongtao.liu@intel.com>
PR target/101185
* config/i386/i386.c (x86_order_regs_for_local_alloc):
Revert r12-1669.
2021-06-24 Andrew MacLeod <amacleod@redhat.com>
PR tree-optimization/101189

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gcc/DATESTAMP
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20210625
20210626

13
gcc/c-family/ChangeLog
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2021-06-25 Martin Sebor <msebor@redhat.com>
* c-common.c (c_wrap_maybe_const): Remove TREE_NO_WARNING.
(c_common_truthvalue_conversion): Replace direct uses of
TREE_NO_WARNING with warning_suppressed_p, suppress_warning, and
copy_no_warning.
(check_function_arguments_recurse): Same.
* c-gimplify.c (c_gimplify_expr): Same.
* c-warn.c (overflow_warning): Same.
(warn_logical_operator): Same.
(warn_if_unused_value): Same.
(do_warn_unused_parameter): Same.
2021-06-24 Jakub Jelinek <jakub@redhat.com>
* c-common.h (enum c_omp_region_type): Add C_ORT_TARGET and

26
gcc/c/ChangeLog
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2021-06-25 Martin Sebor <msebor@redhat.com>
* c-decl.c (pop_scope): Replace direct uses of TREE_NO_WARNING with
warning_suppressed_p, suppress_warning, and copy_no_warning.
(diagnose_mismatched_decls): Same.
(duplicate_decls): Same.
(grokdeclarator): Same.
(finish_function): Same.
(c_write_global_declarations_1): Same.
* c-fold.c (c_fully_fold_internal): Same.
* c-parser.c (c_parser_expr_no_commas): Same.
(c_parser_postfix_expression): Same.
* c-typeck.c (array_to_pointer_conversion): Same.
(function_to_pointer_conversion): Same.
(default_function_array_conversion): Same.
(convert_lvalue_to_rvalue): Same.
(default_conversion): Same.
(build_indirect_ref): Same.
(build_function_call_vec): Same.
(build_atomic_assign): Same.
(build_unary_op): Same.
(c_finish_return): Same.
(emit_side_effect_warnings): Same.
(c_finish_stmt_expr): Same.
(c_omp_clause_copy_ctor): Same.
2021-06-24 Jakub Jelinek <jakub@redhat.com>
PR c/101176

62
gcc/cp/ChangeLog
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@ -1,3 +1,65 @@
2021-06-26 Marek Polacek <polacek@redhat.com>
PR c++/100752
* parser.c (cp_parser_declarator): Pass flags down to
cp_parser_declarator. Also pass static_p/member_p.
2021-06-25 Martin Sebor <msebor@redhat.com>
* call.c (build_over_call): Replace direct uses of TREE_NO_WARNING
with warning_suppressed_p, suppress_warning, and copy_no_warning, or
nothing if not necessary.
(set_up_extended_ref_temp): Same.
* class.c (layout_class_type): Same.
* constraint.cc (constraint_satisfaction_value): Same.
* coroutines.cc (finish_co_await_expr): Same.
(finish_co_yield_expr): Same.
(finish_co_return_stmt): Same.
(build_actor_fn): Same.
(coro_rewrite_function_body): Same.
(morph_fn_to_coro): Same.
* cp-gimplify.c (genericize_eh_spec_block): Same.
(gimplify_expr_stmt): Same.
(cp_genericize_r): Same.
(cp_fold): Same.
* cp-ubsan.c (cp_ubsan_instrument_vptr): Same.
* cvt.c (cp_fold_convert): Same.
(convert_to_void): Same.
* decl.c (wrapup_namespace_globals): Same.
(grokdeclarator): Same.
(finish_function): Same.
(require_deduced_type): Same.
* decl2.c (no_linkage_error): Same.
(c_parse_final_cleanups): Same.
* except.c (expand_end_catch_block): Same.
* init.c (build_new_1): Same.
(build_new): Same.
(build_vec_delete_1): Same.
(build_vec_init): Same.
(build_delete): Same.
* method.c (defaultable_fn_check): Same.
* parser.c (cp_parser_fold_expression): Same.
(cp_parser_primary_expression): Same.
* pt.c (push_tinst_level_loc): Same.
(tsubst_copy): Same.
(tsubst_omp_udr): Same.
(tsubst_copy_and_build): Same.
* rtti.c (build_if_nonnull): Same.
* semantics.c (maybe_convert_cond): Same.
(finish_return_stmt): Same.
(finish_parenthesized_expr): Same.
(cp_check_omp_declare_reduction): Same.
* tree.c (build_cplus_array_type): Same.
* typeck.c (build_ptrmemfunc_access_expr): Same.
(cp_build_indirect_ref_1): Same.
(cp_build_function_call_vec): Same.
(warn_for_null_address): Same.
(cp_build_binary_op): Same.
(unary_complex_lvalue): Same.
(cp_build_modify_expr): Same.
(build_x_modify_expr): Same.
(convert_for_assignment): Same.
2021-06-24 Patrick Palka <ppalka@redhat.com>
PR c++/98832

39
gcc/testsuite/ChangeLog
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2021-06-26 Marek Polacek <polacek@redhat.com>
PR c++/100752
* g++.dg/cpp0x/noexcept69.C: New test.
* g++.dg/parse/saved1.C: Adjust dg-error.
* g++.dg/template/crash50.C: Likewise.
2021-06-25 David Malcolm <dmalcolm@redhat.com>
* jit.dg/test-vector-rvalues.cc (check_div): Add specialization
for v4f, to avoid relying on exact floating-point equality.
* jit.dg/test-vector-types.cc (check_div): Likewise.
2021-06-25 David Malcolm <dmalcolm@redhat.com>
* jit.dg/test-asm.c: Remove i?86-*-* from target specifier.
* jit.dg/test-asm.cc: Likewise.
2021-06-25 Martin Sebor <msebor@redhat.com>
PR middle-end/101216
* gcc.dg/Wnonnull-7.c: New test.
2021-06-25 Richard Biener <rguenther@suse.de>
PR tree-optimization/101202
* gcc.dg/torture/pr101202.c: New testcase.
2021-06-25 Xi Ruoyao <xry111@mengyan1223.wang>
* g++.dg/no-stack-protector-attr-3.C (dg-final): Adjust for MIPS.
2021-06-25 liuhongt <hongtao.liu@intel.com>
PR target/101185
* gcc.target/i386/bitwise_mask_op-3.c: Add xfail to
temporarily avoid regression, eventually xfail should be
removed.
2021-06-24 Andrew MacLeod <amacleod@redhat.com>
* gcc.dg/tree-ssa/evrp30.c: New.

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libgomp/ChangeLog
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2021-06-25 Chung-Lin Tang <cltang@codesourcery.com>
PR testsuite/101114
* testsuite/libgomp.c-c++-common/struct-elem-5.c:
Add "target offload_device_nonshared_as" condition for enabling test.
2021-06-24 Jakub Jelinek <jakub@redhat.com>
* testsuite/libgomp.c-c++-common/target-in-reduction-1.c: New test.

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libstdc++-v3/ChangeLog
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2021-06-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ostream.tcc (basic_ostream::write): Call sputn
directly instead of using _M_write. Do setstate(__err) all
outside the try-catch block.
* include/std/ostream (basic_ostream::_M_write): Declare
private. Use __ostream_insert. Do not define for the versioned
namespace.
2021-06-25 Jonathan Wakely <jwakely@redhat.com>
* doc/xml/manual/intro.xml: Document LWG 581 change.
* doc/html/manual/bugs.html: Regenerate.
* include/bits/basic_ios.tcc: Whitespace.
* include/bits/ostream.tcc (basic_ostream::flush()): Construct
sentry.
* testsuite/27_io/basic_ostream/flush/char/2.cc: Check
additional cases.
* testsuite/27_io/basic_ostream/flush/char/exceptions_badbit_throw.cc:
Likewise.
* testsuite/27_io/basic_ostream/flush/wchar_t/2.cc: Likewise.
* testsuite/27_io/basic_ostream/flush/wchar_t/exceptions_badbit_throw.cc:
Likewise.
2021-06-25 Jonathan Wakely <jwakely@redhat.com>
* include/bits/ostream.tcc (sentry): Only set failbit if badbit
is set, not if eofbit is set.
(tellp, seekp, seekp): Create sentry object. Do not set badbit
on exceptions.
* testsuite/27_io/basic_ostream/seekp/char/exceptions_badbit_throw.cc:
Adjust expected behaviour.
* testsuite/27_io/basic_ostream/seekp/wchar_t/exceptions_badbit_throw.cc:
Likewise.
* testsuite/27_io/basic_ostream/tellp/char/exceptions_badbit_throw.cc:
Likewise.
* testsuite/27_io/basic_ostream/tellp/wchar_t/exceptions_badbit_throw.cc:
Likewise.
* testsuite/27_io/basic_ostream/seekp/char/n3168.cc: New test.
* testsuite/27_io/basic_ostream/seekp/wchar_t/n3168.cc: New test.
* testsuite/27_io/basic_ostream/tellp/char/n3168.cc: New test.
* testsuite/27_io/basic_ostream/tellp/wchar_t/n3168.cc: New test.
2021-06-25 Jonathan Wakely <jwakely@redhat.com>
* include/std/syncstream (basic_syncbuf::swap()): Remove
noexcept, as per LWG 3498.
2021-06-25 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/97088
* testsuite/17_intro/names.cc: Undef more names for newlib and
also for arm-none-linux-gnueabi.
* testsuite/experimental/names.cc: Disable PCH.
2021-06-25 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd.h (__bit_cast): Implement via
__builtin_bit_cast #if available.
(__proposed::simd_bit_cast): Add overloads for simd and
simd_mask, which use __builtin_bit_cast (or __bit_cast #if not
available), which return an object of the requested type with
the same bits as the argument.
* include/experimental/bits/simd_math.h: Use simd_bit_cast
instead of __bit_cast to allow casts to fixed_size_simd.
(copysign): Remove branch that was only required if __bit_cast
cannot be constexpr.
* testsuite/experimental/simd/tests/bits/test_values.h: Switch
from __bit_cast to __proposed::simd_bit_cast since the former
will not cast fixed_size objects anymore.
2021-06-24 Matthias Kretz <m.kretz@gsi.de>
* include/experimental/bits/simd_math.h

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lto-plugin/ChangeLog
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2021-06-25 Richard Biener <rguenther@suse.de>
* lto-plugin.c (ltrans_objects): New global.
(all_symbols_read_handler): If -ltrans-objects was specified,
add the output files from the specified file directly.
(process_option): Handle -ltrans-objects.
2021-05-10 Martin Liska <mliska@suse.cz>
* lto-plugin.c (LTO_SEGMENT_NAME): Remove.