[gcc r11-6782] Daily bump.

[gcc r11-6782] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:ef1f8ee67d41689ddd3b6babf8fab6b4dec60c10

commit r11-6782-gef1f8ee67d41689ddd3b6babf8fab6b4dec60c10
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Tue Jan 19 00:16:35 2021 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 27 ++++++++++++++
 gcc/DATESTAMP           |  2 +-
 gcc/analyzer/ChangeLog  | 95 +++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/testsuite/ChangeLog | 65 +++++++++++++++++++++++++++++++++
 libbacktrace/ChangeLog  | 15 ++++++++
 libgomp/ChangeLog       | 17 +++++++++
 libstdc++-v3/ChangeLog  | 19 ++++++++++
 7 files changed, 239 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9154fa00984..e9456b524ef 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,30 @@
+2021-01-18  Vladimir N. Makarov  <vmakarov@redhat.com>
+
+	PR target/97847
+	* ira.c (ira): Skip abnormal critical edge splitting.
+
+2021-01-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/98727
+	* tree-ssa-math-opts.c (match_arith_overflow): Fix up computation of
+	second .MUL_OVERFLOW operand for signed multiplication with overflow
+	checking if the second operand of multiplication is not constant.
+
+2021-01-18  David Edelsohn  <dje.gcc@gmail.com>
+
+	* doc/invoke.texi (-gdwarf): TPF defaults to version 2 and AIX
+	defaults to version 4.
+
+2021-01-18  David Malcolm  <dmalcolm@redhat.com>
+
+	* attribs.h (fndecl_dealloc_argno): New decl.
+	* builtins.c (call_dealloc_argno): Split out second half of
+	function into...
+	(fndecl_dealloc_argno): New.
+	* doc/extend.texi (Common Function Attributes): Document the
+	interaction between the analyzer and the malloc attribute.
+	* doc/invoke.texi (Static Analyzer Options): Likewise.
+
 2021-01-17  David Edelsohn  <dje.gcc@gmail.com>
 
 	* config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Override
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index af7e8b65796..7bcaa6e3255 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210118
+20210119
diff --git a/gcc/analyzer/ChangeLog b/gcc/analyzer/ChangeLog
index 435c1b29904..d1e88460640 100644
--- a/gcc/analyzer/ChangeLog
+++ b/gcc/analyzer/ChangeLog
@@ -1,3 +1,98 @@
+2021-01-18  David Malcolm  <dmalcolm@redhat.com>
+
+	* analyzer.h (is_std_named_call_p): New decl.
+	* diagnostic-manager.cc (path_builder::get_sm): New.
+	(state_change_event_creator::state_change_event_creator): Add "pb"
+	param.
+	(state_change_event_creator::on_global_state_change): Don't consider
+	state changes affecting other state_machines.
+	(state_change_event_creator::on_state_change): Likewise.
+	(state_change_event_creator::m_pb): New field.
+	(diagnostic_manager::add_events_for_eedge): Pass pb to visitor
+	ctor.
+	* region-model-impl-calls.cc
+	(region_model::impl_deallocation_call): New.
+	* region-model.cc: Include "attribs.h".
+	(region_model::on_call_post): Handle fndecls referenced by
+	__attribute__((deallocated_by(FOO))).
+	* region-model.h (region_model::impl_deallocation_call): New decl.
+	* sm-malloc.cc: Include "stringpool.h" and "attribs.h".  Add
+	leading comment.
+	(class api): Delete.
+	(enum resource_state): Update comment for change from api to
+	deallocator and deallocator_set.
+	(allocation_state::allocation_state): Drop api param.  Add
+	"deallocators" and "deallocator".
+	(allocation_state::m_api): Drop field in favor of...
+	(allocation_state::m_deallocators): New field.
+	(allocation_state::m_deallocator): New field.
+	(enum wording): Add WORDING_DEALLOCATED.
+	(struct deallocator): New.
+	(struct standard_deallocator): New.
+	(struct custom_deallocator): New.
+	(struct deallocator_set): New.
+	(struct custom_deallocator_set): New.
+	(struct standard_deallocator_set): New.
+	(struct deallocator_set_map_traits): New.
+	(malloc_state_machine::m_malloc): Drop field
+	(malloc_state_machine::m_scalar_new): Likewise.
+	(malloc_state_machine::m_vector_new): Likewise.
+	(malloc_state_machine::m_free): New field
+	(malloc_state_machine::m_scalar_delete): Likewise.
+	(malloc_state_machine::m_vector_delete): Likewise.
+	(malloc_state_machine::deallocator_map_t): New typedef.
+	(malloc_state_machine::m_deallocator_map): New field.
+	(malloc_state_machine::deallocator_set_cache_t): New typedef.
+	(malloc_state_machine::m_custom_deallocator_set_cache): New field.
+	(malloc_state_machine::custom_deallocator_set_map_t): New typedef.
+	(malloc_state_machine::m_custom_deallocator_set_map): New field.
+	(malloc_state_machine::m_dynamic_sets): New field.
+	(malloc_state_machine::m_dynamic_deallocators): New field.
+	(api::api): Delete.
+	(deallocator::deallocator): New ctor.
+	(deallocator::hash): New.
+	(deallocator::dump_to_pp): New.
+	(deallocator::cmp): New.
+	(deallocator::cmp_ptr_ptr): New.
+	(standard_deallocator::standard_deallocator): New ctor.
+	(deallocator_set::deallocator_set): New ctor.
+	(deallocator_set::dump): New.
+	(custom_deallocator_set::custom_deallocator_set): New ctor.
+	(custom_deallocator_set::contains_p): New.
+	(custom_deallocator_set::maybe_get_single): New.
+	(custom_deallocator_set::dump_to_pp): New.
+	(standard_deallocator_set::standard_deallocator_set): New ctor.
+	(standard_deallocator_set::contains_p): New.
+	(standard_deallocator_set::maybe_get_single): New.
+	(standard_deallocator_set::dump_to_pp): New.
+	(start_p): New.
+	(class mismatching_deallocation): Update for conversion from api
+	to deallocator_set and deallocator.
+	(double_free::emit): Use %qs.
+	(class use_after_free): Update for conversion from api to
+	deallocator_set and deallocator.
+	(malloc_leak::describe_state_change): Only emit "allocated here" on
+	a start->nonnull transition, rather than on other transitions to
+	nonnull.
+	(allocation_state::dump_to_pp): Update for conversion from api to
+	deallocator_set.
+	(allocation_state::get_nonnull): Likewise.
+	(malloc_state_machine::malloc_state_machine): Likewise.
+	(malloc_state_machine::~malloc_state_machine): New.
+	(malloc_state_machine::add_state): Update for conversion from api
+	to deallocator_set.
+	(malloc_state_machine::get_or_create_custom_deallocator_set): New.
+	(malloc_state_machine::maybe_create_custom_deallocator_set): New.
+	(malloc_state_machine::get_or_create_deallocator): New.
+	(malloc_state_machine::on_stmt): Update for conversion from api
+	to deallocator_set.  Handle "__attribute__((malloc(FOO)))", and
+	the special attribute set on FOO.
+	(malloc_state_machine::on_allocator_call): Update for conversion
+	from api to deallocator_set.  Add "returns_nonnull" param and use
+	it to affect which state to transition to.
+	(malloc_state_machine::on_deallocator_call): Update for conversion
+	from api to deallocator_set.
+
 2021-01-14  David Malcolm  <dmalcolm@redhat.com>
 
 	* engine.cc (strongly_connected_components::to_json): New.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 99b7d77cebf..7e0da945a5e 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,68 @@
+2021-01-18  Jeff Law  <law@redhat.com>
+
+	* gcc.dg/debug/dwarf2/pr41445-7.c: Fix expected output.
+
+2021-01-18  Patrick Palka  <ppalka@redhat.com>
+
+	* g++.dg/cpp1z/class-deduction77.C: New test.
+
+2021-01-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/98727
+	* gcc.c-torture/execute/pr98727.c: New test.
+
+2021-01-18  John David Anglin  <danglin@gcc.gnu.org>
+
+	PR testsuite/97987
+	* gcc.c-torture/compile/asmgoto-2.c: Skip on hppa.
+	* gcc.c-torture/compile/asmgoto-5.c: Likewise.
+
+2021-01-18  John David Anglin  <danglin@gcc.gnu.org>
+
+	* g++.dg/no-stack-protector-attr-3.C: Don't compile on hppa*-*-*.
+	* g++.dg/no-stack-protector-attr.C: Likewise.
+
+2021-01-18  David Malcolm  <dmalcolm@redhat.com>
+
+	* gcc.dg/analyzer/attr-malloc-1.c: New test.
+	* gcc.dg/analyzer/attr-malloc-2.c: New test.
+	* gcc.dg/analyzer/attr-malloc-4.c: New test.
+	* gcc.dg/analyzer/attr-malloc-5.c: New test.
+	* gcc.dg/analyzer/attr-malloc-6.c: New test.
+	* gcc.dg/analyzer/attr-malloc-CVE-2019-19078-usb-leak.c: New test.
+	* gcc.dg/analyzer/attr-malloc-misuses.c: New test.
+
+2021-01-18  Richard Biener  <rguenther@suse.de>
+
+	PR testsuite/97494
+	* gcc.dg/vect/slp-11b.c: Adjust.
+
+2021-01-18  Christophe Lyon  <christophe.lyon@linaro.org>
+
+	PR target/71233
+	* gcc.target/arm/simd/vceqz_p64.c: Use arm_crypto options.
+	* gcc.target/arm/simd/vceqzq_p64.c: Likewise.
+
+2021-01-18  Richard Biener  <rguenther@suse.de>
+
+	PR testsuite/97299
+	* gcc.dg/vect/slp-reduc-3.c: Guard VEC_PERM_EXPR scan.
+
+2021-01-18  David Edelsohn  <dje.gcc@gmail.com>
+
+	* gcc.target/powerpc/fold-vec-extract-char.p7.c: Adjust addi count.
+	* gcc.target/powerpc/fold-vec-extract-double.p7.c: Same.
+	* gcc.target/powerpc/fold-vec-extract-float.p7.c: Same.
+	* gcc.target/powerpc/fold-vec-extract-float.p8.c: Same.
+	* gcc.target/powerpc/fold-vec-extract-int.p7.c: Same.
+	* gcc.target/powerpc/fold-vec-extract-int.p8.c: Same.
+	* gcc.target/powerpc/fold-vec-extract-short.p7.c: Same.
+	* gcc.target/powerpc/fold-vec-extract-short.p8.c: Same.
+	* gcc.target/powerpc/sse-andnps-1.c: Restrict to LE.
+	* gcc.target/powerpc/sse-movhps-1.c: Restrict to LE.
+	* gcc.target/powerpc/sse-movlps-1.c: Restrict to LE.
+	* gcc.target/powerpc/sse2-andnpd-1.c: Restrict to LE.
+
 2021-01-17  David Edelsohn  <dje.gcc@gmail.com>
 
 	* g++.dg/debug/dwarf2/inline-ns-2.C: Skip on AIX.
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index c4fe0e47912..d12f6576062 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,18 @@
+2021-01-18  Ian Lance Taylor  <iant@golang.org>
+
+	* Makefile.am (%_dwz): If dwz fails, use uncompressed debug info.
+	* Makefile.in: Regenerate.
+	* configure: Regenerate.
+
+2021-01-18  Ian Lance Taylor  <iant@golang.org>
+
+	PR debug/98716
+	* dwarf.c (read_v2_paths): Allocate zero entry for dirs and
+	filenames.
+	(read_line_program): Remove parameter u, change caller.  Don't
+	subtract one from dirs and filenames index.
+	(read_function_entry): Don't subtract one from filenames index.
+
 2021-01-05  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 
 	* configure: Re-generate.
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index f20f8841bde..b0f912844cc 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,20 @@
+2021-01-18  Andreas Schwab  <schwab@suse.de>
+
+	* configure.tgt (riscv64*-*-linux*): Add linux to config_path.
+
+2021-01-18  Sebastian Huber  <sebastian.huber@embedded-brains.de>
+
+	* config/rtems/sem.h (gomp_sem_getcount): New function.
+
+2021-01-18  Jakub Jelinek  <jakub@redhat.com>
+
+	* config/linux/sem.h (gomp_sem_getcount): New function.
+	* config/posix/sem.h (gomp_sem_getcount): New function.
+	* config/posix/sem.c (gomp_sem_getcount): New function.
+	* config/accel/sem.h (gomp_sem_getcount): New function.
+	* task.c (task_fulfilled_p): Use gomp_sem_getcount.
+	(omp_fulfill_event): Likewise.
+
 2021-01-16  Kwok Cheung Yeung  <kcy@codesourcery.com>
 
 	* fortran.c (omp_fulfill_event_): New.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index f9cad1276cf..f9b7125618d 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,22 @@
+2021-01-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	PR libstdc++/98725
+	* testsuite/20_util/unique_ptr/io/lwg2948.cc:  Do not try to
+	write to a wide character stream if wide character support is
+	disabled in the library.
+
+2021-01-18  Jonathan Wakely  <jwakely@redhat.com>
+
+	* testsuite/27_io/basic_stringstream/cons/char/1.cc: Use
+	stringbuf not wstringbuf.
+
+2021-01-18  Jakub Jelinek  <jakub@redhat.com>
+
+	PR debug/98708
+	* src/c++11/Makefile.am (cxx11-ios_failure-lt.s, cxx11-ios_failure.s):
+	Compile with -gno-as-loc-support.
+	* src/c++11/Makefile.in: Regenerated.
+
 2021-01-16  H.J. Lu  <hjl.tools@gmail.com>
 
 	* testsuite/29_atomics/atomic_flag/test_and_set/explicit-hle.cc: