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GCC Administrator 2022-11-23 00:17:30 +00:00
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106
gcc/ChangeLog
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2022-11-22 Jeff Law <jlaw@ventanamicro.com>
* tree-ssa-dom.cc (record_edge_info): Fix thinko in last commit.
2022-11-22 Jeff Law <jlaw@ventanamicro.com>
* tree-ssa-dom.cc (record_edge_info): Fix comment typos.
2022-11-22 Jeff Law <jeffreyalaw@gmail.com>
* config/riscv/riscv.cc (riscv_get_separate_components): Do not
do shrink-wrapping for a frame with a variable size.
2022-11-22 Siddhesh Poyarekar <siddhesh@gotplt.org>
* tree-object-size.cc (todo): New variable.
(object_sizes_execute): Use it.
(strdup_object_size): New function.
(call_object_size): Use it.
2022-11-22 Eric Botcazou <ebotcazou@adacore.com>
* tree-loop-distribution.cc (loop_distribution::classify_builtin_ldst):
Bail out if source and destination do not have the same storage order.
2022-11-22 Martin Jambor <mjambor@suse.cz>
* ipa-sra.cc (ipa_sra_dump_all_summaries): Dump edge summaries even
for non-candidates.
2022-11-22 Martin Jambor <mjambor@suse.cz>
* ipa-cp.cc (push_agg_values_from_edge): Do not consider constants
in unused aggregate parameters.
2022-11-22 Martin Jambor <mjambor@suse.cz>
* ipa-param-manipulation.h (ipa_param_body_adjustments): Removed
member m_split_modifications_p.
* ipa-param-manipulation.cc
(ipa_param_body_adjustments::common_initialization): Do not set
m_split_modifications_p.
(ipa_param_body_adjustments::ipa_param_body_adjustments): Remove
initializations of m_split_modifications_p.
(ipa_param_body_adjustments::modify_call_stmt): Check that
m_replacements is empty instead of m_split_modifications_p.
2022-11-22 Martin Jambor <mjambor@suse.cz>
PR ipa/107661
* ipa-cp.cc (push_agg_values_from_edge): New parameter
optimize_self_recursion, use it to decide whether to pass interim to
the helper function.
(find_aggregate_values_for_callers_subset): Pass true in the new
parameter of push_agg_values_from_edge.
(cgraph_edge_brings_all_agg_vals_for_node): Pass false in the new
parameter of push_agg_values_from_edge.
2022-11-22 Tobias Burnus <tobias@codesourcery.com>
Andrew Stubbs <ams@codesourcery.com>
* config/gcn/gcn-builtins.def (FIRST_CALL_THIS_THREAD_P,
GET_STACK_LIMIT): Add new builtins.
* config/gcn/gcn.cc (gcn_expand_builtin_1): Expand them.
* config/gcn/gcn.md (prologue_use): Add "register_operand" as
arg to match_operand.
(prologue_use_di): New; DI insn_and_split variant of the former.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107803
* tree-ssa-propagate.cc (substitute_and_fold_dom_walker): Add
need_ab_cleanup member.
(substitute_and_fold_dom_walker::before_dom_children): When
a stmt can no longer transfer control flow abnormally set
need_ab_cleanup.
(substitute_and_fold_engine::substitute_and_fold): Cleanup
abnormal control flow.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107672
* tree-vect-stmts.cc (supportable_widening_operation): Avoid
type_for_mode on vector modes.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107766
* tree-vect-slp-patterns.cc (complex_mul_pattern::matches):
Use *node to check for FP vector types.
2022-11-22 liuhongt <hongtao.liu@intel.com>
* config/i386/mmx.md (*mov<mode>_internal): Add
ix86_hard_reg_move_ok to condition.
2022-11-22 liuhongt <hongtao.liu@intel.com>
* config/i386/i386.cc (ix86_can_change_mode_class): Also guard
size of TO.
(ix86_hard_regno_mode_ok): Remove VALID_AVX512FP16_SCALAR_MODE
* config/i386/i386.h (VALID_AVX512FP16_SCALAR_MODE): Merged to
..
(VALID_AVX512F_SCALAR_MODE): .. this, also add HImode.
(VALID_SSE_REG_MODE): Add DI/HImode.
2022-11-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
* config/rtems.h (SUBTARGET_CC1_SPEC): Undef and define.

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20221123

27
gcc/ada/ChangeLog
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2022-11-22 Piotr Trojanek <trojanek@adacore.com>
* sem_prag.adb (Analyze_Depends_Global): Accept aspects on
abstract subprograms.
2022-11-22 Ghjuvan Lacambre <lacambre@adacore.com>
* frontend.adb (Frontend): Re-enable Validate_Subprogram_Calls.
* exp_ch6.adb (Check_BIP_Actuals): When in CodePeer mode, do not
attempt to validate procedures coming from an
Elab_Spec/Elab_Body/Elab_Subp_Body procedure.
2022-11-22 Piotr Trojanek <trojanek@adacore.com>
* errout.adb (To_Be_Removed): Decrease total number of errors when
removing a warning that has been escalated into error.
* erroutc.adb (dmsg): Print Warn_Runtime_Raise flag.
2022-11-22 Eric Botcazou <ebotcazou@adacore.com>
* exp_ch3.adb (Make_Tag_Assignment): Fix formatting glitches.
2022-11-22 Eric Botcazou <ebotcazou@adacore.com>
* contracts.adb (Build_Subprogram_Contract_Wrapper): Do not fiddle
with the Was_Expression_Function flag. Move a few lines around.
2022-11-21 Eric Botcazou <ebotcazou@adacore.com>
* gcc-interface/decl.cc (gnat_to_gnu_entity) <E_Constant>: Revert

195
gcc/analyzer/ChangeLog
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2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107788
* known-function-manager.cc (known_function_manager::get_match):
Don't look up fndecls by name when they're not in the root
namespace.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107783
* sm-fd.cc (fd_state_machine::check_for_new_socket_fd): Don't
complain when old state is "fd-constant".
(fd_state_machine::on_listen): Likewise.
(fd_state_machine::on_accept): Likewise.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107807
* region-model-impl-calls.cc (register_known_functions): Register
"___errno" and "__error" as synonyms for "__errno_location".
2022-11-22 David Malcolm <dmalcolm@redhat.com>
* analyzer.h (class internal_known_function): New.
(register_varargs_builtins): New decl.
* engine.cc (exploded_node::on_stmt_pre): Remove
"out_terminate_path" param from call to region_model::on_stmt_pre.
(feasibility_state::maybe_update_for_edge): Likewise.
* known-function-manager.cc: Include "basic-block.h", "gimple.h",
and "analyzer/region-model.h".
(known_function_manager::known_function_manager): Initialize
m_combined_fns_arr.
(known_function_manager::~known_function_manager): Clean up
m_combined_fns_arr.
(known_function_manager::get_by_identifier): Make const.
(known_function_manager::add): New overloaded definitions for
enum built_in_function and enum internal_fn.
(known_function_manager::get_by_fndecl): Delete.
(known_function_manager::get_match): New.
(known_function_manager::get_internal_fn): New.
(known_function_manager::get_normal_builtin): New.
* known-function-manager.h
(known_function_manager::get_by_identifier): Make private and
add const qualifier.
(known_function_manager::get_by_fndecl): Delete.
(known_function_manager::add): Add overloaded decls for
enum built_in_function name and enum internal_fn.
(known_function_manager::get_match): New decl.
(known_function_manager::get_internal_fn): New decl.
(known_function_manager::get_normal_builtin): New decl.
(known_function_manager::m_combined_fns_arr): New field.
* region-model-impl-calls.cc (call_details::arg_is_size_p): New.
(class kf_alloca): New.
(region_model::impl_call_alloca): Convert to...
(kf_alloca::impl_call_pre): ...this.
(kf_analyzer_dump_capacity::matches_call_types_p): Rewrite check
to use call_details::arg_is_pointer_p.
(region_model::impl_call_builtin_expect): Convert to...
(class kf_expect): ...this.
(class kf_calloc): New, adding check that both arguments are
size_t.
(region_model::impl_call_calloc): Convert to...
(kf_calloc::impl_call_pre): ...this.
(kf_connect::matches_call_types_p): Rewrite check to use
call_details::arg_is_pointer_p.
(region_model::impl_call_error): Convert to...
(class kf_error): ...this, and...
(kf_error::impl_call_pre): ...this.
(class kf_fgets): New, adding checks that args 0 and 2 are
pointers.
(region_model::impl_call_fgets): Convert to...
(kf_fgets::impl_call_pre): ...this.
(class kf_fread): New, adding checks on the argument types.
(region_model::impl_call_fread): Convert to...
(kf_fread::impl_call_pre): ...this.
(class kf_free): New, adding check that the argument is a pointer.
(region_model::impl_call_free): Convert to...
(kf_free::impl_call_post): ...this.
(class kf_getchar): New.
(class kf_malloc): New, adding check that the argument is a
size_t.
(region_model::impl_call_malloc): Convert to...
(kf_malloc::impl_call_pre): ...this.
(class kf_memcpy): New, adding checks on arguments.
(region_model::impl_call_memcpy): Convert to...
(kf_memcpy::impl_call_pre): ...this.
(class kf_memset): New.
(region_model::impl_call_memset): Convert to...
(kf_memset::impl_call_pre): ...this.
(kf_pipe::matches_call_types_p): Rewrite check to use
call_details::arg_is_pointer_p.
(kf_putenv::matches_call_types_p): Likewise.
(class kf_realloc): New, adding checks on the argument types.
(region_model::impl_call_realloc): Convert to...
(kf_realloc::impl_call_post): ...this.
(class kf_strchr): New.
(region_model::impl_call_strchr): Convert to...
(kf_strchr::impl_call_post): ...this.
(class kf_stack_restore): New.
(class kf_stack_save): New.
(class kf_stdio_output_fn): New.
(class kf_strcpy): New,
(region_model::impl_call_strcpy): Convert to...
(kf_strcpy::impl_call_pre): ...this.
(class kf_strlen): New.
(region_model::impl_call_strlen): Convert to...
(kf_strlen::impl_call_pre): ...this.
(class kf_ubsan_bounds): New.
(region_model::impl_deallocation_call): Reimplement to avoid call
to impl_call_free.
(register_known_functions): Add handlers for IFN_BUILTIN_EXPECT
and IFN_UBSAN_BOUNDS. Add handlers for BUILT_IN_ALLOCA,
BUILT_IN_ALLOCA_WITH_ALIGN, BUILT_IN_CALLOC, BUILT_IN_EXPECT,
BUILT_IN_EXPECT_WITH_PROBABILITY, BUILT_IN_FPRINTF,
BUILT_IN_FPRINTF_UNLOCKED, BUILT_IN_FPUTC,
BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED,
BUILT_IN_FREE, BUILT_IN_FWRITE, BUILT_IN_FWRITE_UNLOCKED,
BUILT_IN_MALLOC, BUILT_IN_MEMCPY, BUILT_IN_MEMCPY_CHK,
BUILT_IN_MEMSET, BUILT_IN_MEMSET_CHK, BUILT_IN_PRINTF,
BUILT_IN_PRINTF_UNLOCKED, BUILT_IN_PUTC, BUILT_IN_PUTCHAR,
BUILT_IN_PUTCHAR_UNLOCKED, BUILT_IN_PUTC_UNLOCKED, BUILT_IN_PUTS,
BUILT_IN_PUTS_UNLOCKED, BUILT_IN_REALLOC, BUILT_IN_STACK_RESTORE,
BUILT_IN_STACK_SAVE, BUILT_IN_STRCHR, BUILT_IN_STRCPY,
BUILT_IN_STRCPY_CHK, BUILT_IN_STRLEN, BUILT_IN_VFPRINTF, and
BUILT_IN_VPRINTF. Call register_varargs_builtins. Add handlers
for "getchar", "memset", "fgets", "fgets_unlocked", "fread",
"error", and "error_at_line".
* region-model.cc (region_model::on_stmt_pre): Drop
"out_terminate_path" param.
(region_model::get_known_function): Reimplement by calling
known_function_manager::get_match, passing new "cd" param.
Add overload taking enum internal_fn.
(region_model::on_call_pre): Drop "out_terminate_path" param.
Remove special-case handling of internal fns IFN_BUILTIN_EXPECT,
IFN_UBSAN_BOUNDS, and IFN_VA_ARG, of built-in fns BUILT_IN_ALLOCA,
BUILT_IN_ALLOCA_WITH_ALIGN, BUILT_IN_CALLOC, BUILT_IN_EXPECT,
BUILT_IN_EXPECT_WITH_PROBABILITY, BUILT_IN_FREE, BUILT_IN_MALLOC,
BUILT_IN_MEMCPY, BUILT_IN_MEMCPY_CHK, BUILT_IN_MEMSET,
BUILT_IN_MEMSET_CHK, BUILT_IN_REALLOC, BUILT_IN_STRCHR,
BUILT_IN_STRCPY, BUILT_IN_STRCPY_CHK, BUILT_IN_STRLEN,
BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_FPRINTF,
BUILT_IN_FPRINTF_UNLOCKED, BUILT_IN_PUTC, BUILT_IN_PUTC_UNLOCKED,
BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED, BUILT_IN_FPUTS,
BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PRINTF,
BUILT_IN_PRINTF_UNLOCKED, BUILT_IN_PUTCHAR,
BUILT_IN_PUTCHAR_UNLOCKED, BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED,
BUILT_IN_VFPRINTF, BUILT_IN_VPRINTF, BUILT_IN_VA_START, and
BUILT_IN_VA_COPY, and of named functions "malloc", "calloc",
"alloca", "realloc", "error", "error_at_line", "fgets",
"fgets_unlocked", "fread", "getchar", "memset", "strchr", and
"strlen". Replace all this special-casing with calls to
get_known_function for internal fns and for fn decls.
(region_model::on_call_post): Remove special-casing handling for
"free" and "strchr", and for BUILT_IN_REALLOC, BUILT_IN_STRCHR,
and BUILT_IN_VA_END. Replace by consolidating on usage of
get_known_function.
* region-model.h (call_details::arg_is_size_p): New.
(region_model::on_stmt_pre): Drop "out_terminate_path" param.
(region_model::on_call_pre): Likewise.
(region_model::impl_call_alloca): Delete.
(region_model::impl_call_builtin_expect): Delete.
(region_model::impl_call_calloc): Delete.
(region_model::impl_call_error): Delete.
(region_model::impl_call_fgets): Delete.
(region_model::impl_call_fread): Delete.
(region_model::impl_call_free): Delete.
(region_model::impl_call_malloc): Delete.
(region_model::impl_call_memcpy): Delete.
(region_model::impl_call_memset): Delete.
(region_model::impl_call_realloc): Delete.
(region_model::impl_call_strchr): Delete.
(region_model::impl_call_strcpy): Delete.
(region_model::impl_call_strlen): Delete.
(region_model::impl_call_va_start): Delete.
(region_model::impl_call_va_copy): Delete.
(region_model::impl_call_va_arg): Delete.
(region_model::impl_call_va_end): Delete.
(region_model::check_region_for_write): Public.
(region_model::get_known_function): Add "cd" param. Add
overloaded decl taking enum internal_fn.
* sm-malloc.cc: Update comments.
* varargs.cc (class kf_va_start): New.
(region_model::impl_call_va_start): Convert to...
(kf_va_start::impl_call_pre): ...this.
(class kf_va_copy): New.
(region_model::impl_call_va_copy): Convert to...
(kf_va_copy::impl_call_pre): ...this.
(class kf_va_arg): New.
(region_model::impl_call_va_arg): Convert to...
(kf_va_arg::impl_call_pre): ...this.
(class kf_va_end): New.
(region_model::impl_call_va_end): Delete.
(register_varargs_builtins): New.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107788

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2022-11-22 Jason Merrill <jason@redhat.com>
PR c++/107781
* contracts.cc (role_name_equal): Use strcspn instead
of strchrnul.
2022-11-22 Jason Merrill <jason@redhat.com>
* contracts.cc (build_contract_condition_function):
Set DECL_ARTIFICIAL on return value parm.
* g++spec.cc (lang_specific_driver): Add -lstdc++exp
just before -lstdc++.
2022-11-20 Patrick Palka <ppalka@redhat.com>
* constraint.cc (struct norm_entry): Define.

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2022-11-22 Siddhesh Poyarekar <siddhesh@gotplt.org>
* gcc.dg/builtin-dynamic-object-size-0.c (test_strdup,
test_strndup, test_strdup_min, test_strndup_min): New tests.
(main): Call them.
* gcc.dg/builtin-dynamic-object-size-1.c: Silence overread
warnings.
* gcc.dg/builtin-dynamic-object-size-2.c: Likewise.
* gcc.dg/builtin-dynamic-object-size-3.c: Likewise.
* gcc.dg/builtin-dynamic-object-size-4.c: Likewise.
* gcc.dg/builtin-object-size-1.c: Silence overread warnings.
Declare free, strdup and strndup.
(test11): New test.
(main): Call it.
* gcc.dg/builtin-object-size-2.c: Silence overread warnings.
Declare free, strdup and strndup.
(test9): New test.
(main): Call it.
* gcc.dg/builtin-object-size-3.c: Silence overread warnings.
Declare free, strdup and strndup.
(test11): New test.
(main): Call it.
* gcc.dg/builtin-object-size-4.c: Silence overread warnings.
Declare free, strdup and strndup.
(test9): New test.
(main): Call it.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107788
* g++.dg/analyzer/named-functions.C: New test.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107783
* gcc.dg/analyzer/fd-accept.c (test_accept_on_constant): New.
* gcc.dg/analyzer/fd-bind.c (test_bind_on_constant): New.
* gcc.dg/analyzer/fd-connect.c (test_connect_on_constant): New.
* gcc.dg/analyzer/fd-listen.c (test_listen_on_connected_socket):
Fix typo.
(test_listen_on_constant): New.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107807
* gcc.dg/analyzer/errno-___errno.c: New test.
* gcc.dg/analyzer/errno-__error.c: New test.
* gcc.dg/analyzer/errno-global-var.c: New test.
2022-11-22 Maciej W. Rozycki <macro@embecosm.com>
* lib/target-supports.exp
(check_effective_target_mpaired_single): Add `args' argument and
pass it to `check_no_compiler_messages' replacing
`-mpaired-single'.
(add_options_for_mips_loongson_mmi): Add `args' argument and
pass it to `check_no_compiler_messages'.
(check_effective_target_mips_msa): Add `args' argument and pass
it to `check_no_compiler_messages' replacing `-mmsa'.
(check_effective_target_mpaired_single_runtime)
(add_options_for_mpaired_single): Pass `-mpaired-single' to
`check_effective_target_mpaired_single'.
(check_effective_target_mips_loongson_mmi_runtime)
(add_options_for_mips_loongson_mmi): Pass `-mloongson-mmi' to
`check_effective_target_mips_loongson_mmi'.
(check_effective_target_mips_msa_runtime)
(add_options_for_mips_msa): Pass `-mmsa' to
`check_effective_target_mips_msa'.
(et-is-effective-target): Verify that EFFECTIVE_TARGETS exists
and if not, just check if the current compilation environment
supports the target feature requested.
(check_vect_support_and_set_flags): Pass `-mpaired-single',
`-mloongson-mmi', and `-mmsa' to the respective target feature
checks.
2022-11-22 Eric Botcazou <ebotcazou@adacore.com>
* gnat.dg/sso18.adb: New test.
2022-11-22 Martin Jambor <mjambor@suse.cz>
PR ipa/107661
* g++.dg/ipa/pr107661.C: New test.
2022-11-22 Christophe Lyon <christophe.lyon@arm.com>
PR target/107604
* gcc.target/aarch64/aapcs64/test_dfp_17.c: Fix for big-endian.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107803
* g++.dg/pr107803.C: New testcase.
2022-11-22 Richard Biener <rguenther@suse.de>
PR tree-optimization/107766
* g++.dg/vect/pr107766.cc: New testcase.
2022-11-22 liuhongt <hongtao.liu@intel.com>
* gcc.target/i386/pieces-memset-3.c: Remove xfail.
* gcc.target/i386/pieces-memset-37.c: Remove xfail.
* gcc.target/i386/pieces-memset-39.c: Remove xfail.
2022-11-22 David Malcolm <dmalcolm@redhat.com>
PR analyzer/107788

20
libstdc++-v3/ChangeLog
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2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107817
* include/std/charconv (__from_chars_alnum_to_val): Add
constexpr for C++20.
* include/std/format (__is_digit, __is_xdigit): New functions.
(_Spec::_S_parse_width_or_precision): Use __is_digit.
(__formatter_fp::parse): Use __is_xdigit.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/106201
* testsuite/27_io/filesystem/iterators/106201.cc: New test.
2022-11-22 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/107801
* src/c++17/memory_resource.cc (pool_sizes): Disable large pools
for targets with 16-bit int.
2022-11-21 Jonathan Wakely <jwakely@redhat.com>
* include/std/functional (_Bind_front0): New class template.