Daily bump.

10 files changed, 347 insertions, 1 deletions

diff --git a/contrib/ChangeLog b/contrib/ChangeLog
index a280c053dea..e040530f5b2 100644
--- a/contrib/ChangeLog
+++ b/contrib/ChangeLog
@@ -1,3 +1,12 @@
+2020-12-08  Martin Liska  <mliska@suse.cz>
+
+	* filter-clang-warnings.py: Filter more cases.
+
+2020-12-08  Martin Liska  <mliska@suse.cz>
+
+	* filter-clang-warnings.py: Modernize and filter 2 more
+	patterns.
+
 2020-12-04  Martin Liska  <mliska@suse.cz>
 
 	* check-params-in-docs.py: use flake8 and add some
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 51ee9f2bbe3..902e496e2d1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,90 @@
+2020-12-08  Martin Liska  <mliska@suse.cz>
+
+	PR tree-optimization/98182
+	* gimple-if-to-switch.cc (pass_if_to_switch::execute): Request
+	chain linkage through false edges only.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* tree.h (DECL_ALIGN_RAW): New.
+	(DECL_ALIGN): Use it.
+	(DECL_WARN_IF_NOT_ALIGN_RAW): New.
+	(DECL_WARN_IF_NOT_ALIGN): Use it.
+	(SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
+
+2020-12-08  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
+
+	PR target/66791
+	* config/arm/arm_neon.h: Replace calls to __builtin_vmvn* by ~
+	in vmvn intrinsics.
+	* config/arm/arm_neon_builtins.def: Remove entry for vmvn.
+
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/94440
+	* config/i386/i386.opt (ix86_excess_precision,
+	ix86_unsafe_math_optimizations): New TargetVariables.
+	* config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): Use
+	ix86_unsafe_math_optimizations instead of
+	flag_unsafe_math_optimizations and ix86_excess_precision instead of
+	flag_excess_precision.
+	* config/i386/i386.c (ix86_excess_precision): Rename to ...
+	(ix86_get_excess_precision): ... this.
+	(TARGET_C_EXCESS_PRECISION): Define to ix86_get_excess_precision.
+	* config/i386/i386-options.c (ix86_valid_target_attribute_tree,
+	ix86_option_override_internal): Update ix86_unsafe_math_optimization
+	from flag_unsafe_math_optimizations and ix86_excess_precision
+	from flag_excess_precision when constructing target option nodes.
+	(ix86_set_current_function): If flag_unsafe_math_optimizations
+	or flag_excess_precision is different from the one recorded
+	in TARGET_OPTION_NODE, create a new target option node for the
+	current function and switch to that.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/98192
+	* tree-vect-slp.c (vect_build_slp_instance): Get scalar_stmts
+	by reference.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/98191
+	* tree-vect-slp.c (vect_slp_check_for_constructors): Do not
+	follow a non-SSA def chain.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/97559
+	* tree-ssa-sink.c (statement_sink_location): Never ignore
+	PHIs on sink paths in irreducible regions.
+
+2020-12-08  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
+
+	PR target/97872
+	* gimple-isel.cc (gimple_expand_vec_cond_expr): Try to fold
+	x CMP y ? -1 : 0 to x CMP y.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/98180
+	* tree-vect-slp.c (vect_slp_check_for_constructors): Check the
+	first inserted value has a def.
+
+2020-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR tree-optimization/96344
+	* tree-switch-conversion.c (bit_test_cluster::emit): Compute the
+	range only if an entry test is necessary.  Merge the entry test in
+	the bit test when possible.  Use PREC local variable consistently.
+	When there is only one test, do a single gimplification at the end.
+
+2020-12-08  Kito Cheng  <kito.cheng@sifive.com>
+
+	PR target/98152
+	* config.gcc (riscv*-*-*): Checking python, python3 or python2
+	is available, and skip doing with_arch canonicalize if no python
+	available.
+
 2020-12-07  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/98147
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 0793ecd0c80..c8f34b85e95 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20201208
+20201209
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index b1ea54551b6..79b7bec9cfc 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,9 @@
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/98187
+	* c-pragma.c (omp_pragmas): Remove "master".
+	(omp_pragmas_simd): Add "master".
+
 2020-12-07  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/98126
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 82aedc45016..cb91fedcb2d 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,109 @@
+2020-12-08  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/98103
+	* constexpr.c (cxx_eval_dynamic_cast_fn): If the evaluating of vtable
+	yields a null pointer, give an error and return.  Use objtype.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* class.c (layout_class_type): Call set_instantiating_module.
+	(build_self_reference): Likewise.
+	* decl.c (grokfndecl): Call set_originating_module.
+	(grokvardecl): Likewise.
+	(grokdeclarator): Likewise.
+	* pt.c (maybe_new_partial_specialization): Call
+	set_instantiating_module, propagate DECL_MODULE_EXPORT_P.
+	(lookup_template_class_1): Likewise.
+	(tsubst_function_decl): Likewise.
+	(tsubst_decl, instantiate_template_1): Likewise.
+	(build_template_decl): Propagate module flags.
+	(tsubst_template_dcl): Likewise.
+	(finish_concept_definition): Call set_originating_module.
+	* module.cc (set_instantiating_module, set_originating_module): Stubs.
+
+2020-12-08  Jason Merrill  <jason@redhat.com>
+
+	PR c++/96299
+	* cp-tree.h (build_new_op): Add overload that omits some parms.
+	(genericize_spaceship): Add location_t parm.
+	* constexpr.c (cxx_eval_binary_expression): Pass it.
+	* cp-gimplify.c (genericize_spaceship): Pass it.
+	* method.c (genericize_spaceship): Handle class-type arguments.
+	(build_comparison_op): Fall back to op</== when appropriate.
+
+2020-12-08  Jason Merrill  <jason@redhat.com>
+
+	* call.c (build_new_op_1): Set *overload for ambiguity.
+	(build_new_method_call_1): Likewise.
+
+2020-12-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>
+
+	* decl2.c: (is_atomic_expensive_p): New helper function.
+	(build_atomic_load_byte): Rename to...
+	(build_atomic_load_type): ... and add new parameter type.
+	(get_guard_cond): Skip the atomic here if that is expensive.
+	Use the correct type for the atomic load on certain targets.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* cp-tree.h (struct tinst_level): Add path & visible fields.
+	(build_cdtor_clones): Declare.
+	(match_mergeable_specialization): Use a spec_entry, add insert parm.
+	* class.c (build_cdtor_clones): Externalize.
+	* pt.c (push_tinst_level_loc): Clear new fields.
+	(match_mergeable_specialization): Adjust API.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* decl2.c (start_objects): Refactor and adjust for named module
+	initializers.
+	(finish_objects): Likewise.
+	(generate_ctor_or_dtor_function): Likewise.
+	* module.cc (module_initializer_kind)
+	(module_add_import_initializers): Stubs.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* Make-lang.in (MODULE_VERSION): Override when DEVPHASE not empty.
+	* module.cc: Comment.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* cp-tree.h (mangle_module_substitution, mangle_identifier)
+	(mangle_module_global_init): Declare.
+	* mangle.c (struct globals): Add mod field.
+	 (mangle_module_substitution, mangle_identifier)
+	(mangle_module_global_init): Define.
+	(write_module, maybe_write_module): New.
+	(write_name): Call it.
+	(start_mangling): Clear mod field.
+	(finish_mangling_internal): Adjust.
+	* module.cc (mangle_module, mangle_module_fini)
+	(get_originating_module): Stubs.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* cp-tree.h (module_token_pre, module_token_cdtor)
+	(module_token_lang): Declare.
+	* lex.c: Include langhooks.
+	(struct module_token_filter): New.
+	* cp-tree.h (module_token_pre, module_token_cdtor)
+	(module_token_lang): Define.
+	* module.cc (get_module, preprocess_module, preprocessed_module):
+	Nop stubs.
+
+2020-12-08  Nathan Sidwell  <nathan@acm.org>
+
+	* Make-lang.in (MODULE_VERSION): Define.
+	* module.cc: Add includes.
+
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/98187
+	* parser.c (cp_parser_omp_parallel): For parallel master with
+	-fopenmp-simd only, just call cp_parser_omp_master instead of
+	wrapping it in OMP_PARALLEL.
+
 2020-12-07  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/98043
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 8357d52f357..bab5f794203 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,22 @@
+2020-12-08  Tobias Burnus  <tobias@codesourcery.com>
+
+	* dump-parse-tree.c (show_omp_clauses, show_omp_node,
+	show_code_node): Handle OMP SCAN.
+	* gfortran.h (enum gfc_statement): Add ST_OMP_SCAN.
+	(enum): Add OMP_LIST_SCAN_IN and OMP_LIST_SCAN_EX.
+	(enum gfc_exec_op): Add EXEC_OMP_SCAN.
+	* match.h (gfc_match_omp_scan): New prototype.
+	* openmp.c (gfc_match_omp_scan): New.
+	(gfc_match_omp_taskgroup): Cleanup.
+	(resolve_omp_clauses, gfc_resolve_omp_do_blocks,
+	omp_code_to_statement, gfc_resolve_omp_directive): Handle 'omp scan'.
+	* parse.c (decode_omp_directive, next_statement,
+	gfc_ascii_statement): Likewise.
+	* resolve.c (gfc_resolve_code): Handle EXEC_OMP_SCAN.
+	* st.c (gfc_free_statement): Likewise.
+	* trans-openmp.c (gfc_trans_omp_clauses, gfc_trans_omp_do,
+	gfc_split_omp_clauses): Handle 'omp scan'.
+
 2020-12-05  Paul Thomas  <pault@gcc.gnu.org>
 
 	PR fortran/98016
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 8e2eca8eae4..b22f0d535b8 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,101 @@
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/98191
+	* gcc.dg/torture/pr98191.c: Add dg-additional-options with
+	-w -Wno-psabi.
+
+2020-12-08  Marek Polacek  <polacek@redhat.com>
+
+	PR c++/98103
+	* g++.dg/ubsan/vptr-18.C: New test.
+
+2020-12-08  Jason Merrill  <jason@redhat.com>
+
+	PR c++/96299
+	* g++.dg/cpp2a/spaceship-synth-neg2.C: Move error.
+	* g++.dg/cpp2a/spaceship-p1186.C: New test.
+
+2020-12-08  Martin Liska  <mliska@suse.cz>
+
+	PR tree-optimization/98182
+	* gcc.dg/tree-ssa/if-to-switch-10.c: New test.
+	* gcc.dg/tree-ssa/pr98182.c: New test.
+
+2020-12-08  Tobias Burnus  <tobias@codesourcery.com>
+
+	* gfortran.dg/gomp/reduction4.f90: Update; move FE some tests to ...
+	* gfortran.dg/gomp/reduction6.f90: ... this new test and ...
+	* gfortran.dg/gomp/reduction7.f90: ... this new test.
+	* gfortran.dg/gomp/reduction5.f90: Add dg-error.
+	* gfortran.dg/gomp/scan-1.f90: New test.
+	* gfortran.dg/gomp/scan-2.f90: New test.
+	* gfortran.dg/gomp/scan-3.f90: New test.
+	* gfortran.dg/gomp/scan-4.f90: New test.
+	* gfortran.dg/gomp/scan-5.f90: New test.
+	* gfortran.dg/gomp/scan-6.f90: New test.
+	* gfortran.dg/gomp/scan-7.f90: New test.
+
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/94440
+	* gcc.target/i386/pr94440-1.c: New file.
+	* gcc.target/i386/pr94440-2.c: New file.
+
+2020-12-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* gcc.target/i386/avx512vpopcntdq-pr97770-2.c: Require
+	avx512vpopcntdq support.
+	* gcc.target/i386/avx512vpopcntdqvl-pr97770-1.c: Require
+	avx512vpopcntdq, avx512vl support.
+
+2020-12-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
+
+	* gcc.target/i386/pr98100.c: Require ifunc support.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR testsuite/95900
+	* gcc.dg/vect/bb-slp-pr95866.c: Require sse2 for the
+	BIT_FIELD_REF match.
+
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.target/i386/avx512dq-vandnpd-2.c (CALC): Use union
+	to avoid aliasing violations.
+	* gcc.target/i386/avx512dq-vandnps-2.c (CALC): Likewise.
+	* gcc.target/i386/avx512dq-vandpd-2.c (CALC): Likewise.
+	* gcc.target/i386/avx512dq-vandps-2.c (CALC): Likewise.
+	* gcc.target/i386/avx512dq-vorpd-2.c (CALC): Likewise.
+	* gcc.target/i386/avx512dq-vorps-2.c (CALC): Likewise.
+	* gcc.target/i386/avx512dq-vxorpd-2.c (CALC): Likewise.
+	* gcc.target/i386/avx512dq-vxorps-2.c (CALC): Likewise.
+
+2020-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+	PR c++/98187
+	* c-c++-common/gomp/pr98187.c: New test.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/98191
+	* gcc.dg/torture/pr98191.c: New testcase.
+
+2020-12-08  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/97559
+	* gcc.dg/torture/pr97559-1.c: New testcase.
+	* gcc.dg/torture/pr97559-2.c: Likewise.
+
+2020-12-08  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
+
+	PR target/97872
+	* gcc.target/arm/pr97872.c: New test.
+
+2020-12-08  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR target/96470
+	* gnat.dg/opt39.adb: Add dg-additional-options for PowerPC.
+
 2020-12-07  Martin Uecker  <muecker@gwdg.de>
 
 	PR c/97981
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 9b95f553c9b..3fea7d35ecb 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,8 @@
+2020-12-08  Ian Lance Taylor  <iant@golang.org>
+
+	* generic-morestack-thread.c (free_segments): Block signals during
+	thread exit.
+
 2020-12-03  Michael Meissner  <meissner@linux.ibm.com>
 
 	PR libgcc/97543
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index ff2073709b8..016c8fca67d 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,7 @@
+2020-12-08  Tobias Burnus  <tobias@codesourcery.com>
+
+	* testsuite/libgomp.fortran/scan-1.f90: New test.
+
 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 
 	PR target/97865
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index d3ee18ed7d1..9c4467bb6a9 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,15 @@
+2020-12-08  Jason Merrill  <jason@redhat.com>
+
+	PR c++/96299
+	* testsuite/18_support/comparisons/algorithms/partial_order.cc:
+	One more line needs to use VERIFY instead of static_assert.
+
+2020-12-08  Jonathan Wakely  <jwakely@redhat.com>
+
+	* doc/xml/manual/appendix_contributing.xml: Use consistent
+	indentation.
+	* doc/html/manual/source_code_style.html: Regenerate.
+
 2020-12-05  Iain Sandoe  <iain@sandoe.co.uk>
 
 	PR target/97865