+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/97675
+ * doc/invoke.texi: Document -Wexceptions.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/25814
+ * doc/invoke.texi: Document -Wvexing-parse.
+
+2020-11-05 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/97725
+ * range-op.cc (operator_equal::fold_range): Use new tmp value.
+ (operator_not_equal::fold_range): Ditto.
+ * value-query.cc (range_query::value_of_expr): Use int_range_max
+ not a value_range.
+ (range_query::value_on_edge): Ditto.
+ (range_query::value_of_stmt): Ditto.
+
+2020-11-05 Olivier Hainque <hainque@adacore.com>
+
+ * config/aarch64/aarch64-vxworks.h (TARGET_OS_USES_R18):
+ Remove definition.
+ (STATIC_CHAIN_REGNUM): Redefine to 9.
+
+2020-11-05 Olivier Hainque <hainque@adacore.com>
+
+ * config/aarch64/aarch64.md: Define PROBE_STACK_FIRST_REGNUM
+ and PROBE_STACK_SECOND_REGNUM constants, designating r10/r11.
+ Replacements for the PROBE_STACK_FIRST/SECOND_REG constants in
+ aarch64.c.
+ * config/aarch64/aarch64.c (PROBE_STACK_FIRST_REG): Remove.
+ (PROBE_STACK_SECOND_REG): Remove.
+ (aarch64_emit_probe_stack_range): Adjust to the _REG -> _REGNUM
+ suffix update for PROBE_STACK register numbers.
+
+2020-11-05 Jan Hubicka <jh@suse.cz>
+
+ * gimple.c (gimple_call_fnspec): Handle C++ new and delete.
+ * gimple.h (gimple_call_from_new_or_delete): Constify parameter.
+
+2020-11-05 Aldy Hernandez <aldyh@redhat.com>
+
+ PR tree-optimization/97721
+ * gimple-range.cc (get_tree_range): Drop overflow from constants.
+
+2020-11-05 David Malcolm <dmalcolm@redhat.com>
+
+ * tree-diagnostic-path.cc (struct path_summary::event_range): Move
+ out of path_summary to...
+ (struct event_range): ...here.
+ (class path_summary): Convert to...
+ (struct path_summary): ...this.
+ (path_summary::m_ranges): Drop "private".
+ (path_summary::print): Convert to...
+ (print_path_summary_as_text): ...this, passing in the path_summary
+ explicitly.
+ (default_tree_diagnostic_path_printer): Update for above change.
+ (selftest::test_empty_path): Likewise.
+ (selftest::test_intraprocedural_path): Likewise.
+ (selftest::test_interprocedural_path_1): Likewise.
+ (selftest::test_interprocedural_path_2): Likewise.
+ (selftest::test_recursion): Likewise.
+
+2020-11-05 qing zhao <qinzhao@gcc.gnu.org>
+
+ PR target/97715
+ * config/i386/i386.c (zero_all_st_registers): Return
+ earlier when the FPU is disabled.
+
+2020-11-05 Jan Hubicka <jh@suse.cz>
+
+ * ipa-modref.c (parm_map_for_arg): Initialize parm_offset and
+ parm_offset_knonw.
+ (read_section): Set writes_errno to false.
+
+2020-11-05 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-data-refs.c (vect_slp_analyze_node_dependences):
+ Use the original stmts.
+ (vect_slp_analyze_node_alignment): Use the pattern stmt.
+ * tree-vect-slp.c (vect_fixup_store_groups_with_patterns):
+ New function.
+ (vect_slp_analyze_bb_1): Call it.
+
+2020-11-05 Tamar Christina <tamar.christina@arm.com>
+
+ * tree-vect-slp.c (vect_slp_tree_permute_noop_p): New.
+ (vect_optimize_slp): Optimize permutes.
+ (vectorizable_slp_permutation): Fix typo.
+
+2020-11-05 Richard Biener <rguenther@suse.de>
+
+ PR debug/97718
+ * dwarf2out.c (add_abstract_origin_attribute): Make sure to
+ point to the abstract instance.
+
+2020-11-05 Tamar Christina <tamar.christina@arm.com>
+
+ * tree-vect-loop.c (vect_analyze_loop_2): Check kind.
+ * tree-vect-slp.c (vect_build_slp_instance): New.
+ (enum slp_instance_kind): Move to...
+ * tree-vectorizer.h (enum slp_instance_kind): .. Here
+ (SLP_INSTANCE_KIND): New.
+
+2020-11-05 Kewen Lin <linkw@linux.ibm.com>
+
+ PR target/96933
+ * config/rs6000/rs6000.c (rs6000_expand_vector_init): Use direct move
+ instructions for vector construction with char/short types.
+ * config/rs6000/rs6000.md (p8_mtvsrwz_v16qisi2): New define_insn.
+ (p8_mtvsrd_v16qidi2): Likewise.
+
2020-11-04 Tamar Christina <tamar.christina@arm.com>
* tree-vect-slp.c (vect_analyze_slp_instance): Moved load/store lanes
+2020-11-05 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/97668
+ * svalue.cc (cmp_cst): Handle COMPLEX_CST.
+
2020-10-29 David Malcolm <dmalcolm@redhat.com>
* program-state.cc (sm_state_map::on_liveness_change): Sort the
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/97675
+ * c.opt (Wexceptions): New option.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/25814
+ * c.opt (Wvexing-parse): New option.
+
2020-11-04 Jakub Jelinek <jakub@redhat.com>
PR c++/97670
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ * except.c (check_handlers_1): Add auto_diagnostic_group.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/78209
+ * pt.c (do_auto_deduction): If init is REFERENCE_REF_P, use its
+ first operand.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/97675
+ * except.c (check_handlers_1): Use OPT_Wexceptions for the
+ warning. Use inform for the second part of the warning.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/25814
+ * cp-tree.h (enum cp_tree_index): Add CPTI_EXPLICIT_VOID_LIST.
+ (explicit_void_list_node): Define.
+ (PARENTHESIZED_LIST_P): New macro.
+ (struct cp_declarator): Add function::parens_loc.
+ * decl.c (cxx_init_decl_processing): Initialize explicit_void_list_node.
+ (grokparms): Also break when explicit_void_list_node.
+ * parser.c (make_call_declarator): New location_t parameter. Use it
+ to set declarator->u.function.parens_loc.
+ (cp_parser_lambda_declarator_opt): Pass UNKNOWN_LOCATION to
+ make_call_declarator.
+ (warn_about_ambiguous_parse): New function.
+ (cp_parser_init_declarator): Call warn_about_ambiguous_parse.
+ (cp_parser_declarator): Set *parenthesized_p to false rather than to
+ true.
+ (cp_parser_direct_declarator): Create a location for the function's
+ parentheses and pass it to make_call_declarator.
+ (cp_parser_parameter_declaration_clause): Return explicit_void_list_node
+ for (void).
+ (cp_parser_parameter_declaration_list): Set PARENTHESIZED_LIST_P
+ in the parameters tree.
+
2020-11-04 Jakub Jelinek <jakub@redhat.com>
PR c++/97670
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/78209
+ * g++.dg/cpp1y/decltype-auto1.C: New test.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/97675
+ * g++.old-deja/g++.eh/catch10.C: Adjust dg-warning.
+ * g++.dg/warn/Wexceptions1.C: New test.
+ * g++.dg/warn/Wexceptions2.C: New test.
+
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/25814
+ * g++.dg/cpp2a/fn-template16.C: Add a dg-warning.
+ * g++.dg/cpp2a/fn-template7.C: Likewise.
+ * g++.dg/lookup/pr80891-5.C: Likewise.
+ * g++.dg/lto/pr79050_0.C: Add extern.
+ * g++.dg/lto/pr84805_0.C: Likewise.
+ * g++.dg/parse/pr58898.C: Add a dg-warning.
+ * g++.dg/template/scope5.C: Likewise.
+ * g++.old-deja/g++.brendan/recurse.C: Likewise.
+ * g++.old-deja/g++.jason/template4.C: Likewise.
+ * g++.old-deja/g++.law/arm4.C: Likewise.
+ * g++.old-deja/g++.mike/for2.C: Likewise.
+ * g++.old-deja/g++.other/local4.C: Likewise.
+ * g++.old-deja/g++.pt/crash3.C: Likewise.
+ * g++.dg/warn/Wvexing-parse.C: New test.
+ * g++.dg/warn/Wvexing-parse2.C: New test.
+ * g++.dg/warn/Wvexing-parse3.C: New test.
+ * g++.dg/warn/Wvexing-parse4.C: New test.
+ * g++.dg/warn/Wvexing-parse5.C: New test.
+ * g++.dg/warn/Wvexing-parse6.C: New test.
+ * g++.dg/warn/Wvexing-parse7.C: New test.
+
+2020-11-05 Andrew MacLeod <amacleod@redhat.com>
+
+ * gcc.dg/pr97725.c: New.
+
+2020-11-05 Olivier Hainque <hainque@adacore.com>
+
+ * gcc.dg/sms-12.c: Add dg-require-effective-target fpic.
+
+2020-11-05 Jan Hubicka <jh@suse.cz>
+
+ * g++.dg/ipa/devirt-24.C: Update template.
+
+2020-11-05 Tamar Christina <tamar.christina@arm.com>
+
+ * gcc.dg/vect/slp-11b.c: Guard statements.
+
+2020-11-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * gcc.dg/pr97721.c: New test.
+
+2020-11-05 qing zhao <qinzhao@gcc.gnu.org>
+
+ PR target/97715
+ * gcc.target/i386/zero-scratch-regs-32.c: New test.
+
+2020-11-05 David Malcolm <dmalcolm@redhat.com>
+
+ PR analyzer/97668
+ * gcc.dg/analyzer/pr97668.c: New test.
+ * gfortran.dg/analyzer/pr97668.f: New test.
+
+2020-11-05 Richard Biener <rguenther@suse.de>
+
+ * gcc.dg/vect/bb-slp-69.c: New testcase.
+
+2020-11-05 Tamar Christina <tamar.christina@arm.com>
+
+ * gcc.dg/vect/slp-11b.c: Update testcase.
+ * gcc.dg/vect/slp-perm-6.c: Update target selector.
+
+2020-11-05 Kewen Lin <linkw@linux.ibm.com>
+
+ PR target/96933
+ * gcc.target/powerpc/pr96933-1.c: New test.
+ * gcc.target/powerpc/pr96933-2.c: New test.
+ * gcc.target/powerpc/pr96933-3.c: New test.
+ * gcc.target/powerpc/pr96933-4.c: New test.
+ * gcc.target/powerpc/pr96933.h: New test.
+ * gcc.target/powerpc/pr96933-run.h: New test.
+
2020-11-04 Tamar Christina <tamar.christina@arm.com>
* gcc.dg/vect/slp-11b.c: Update output scan.
+2020-11-05 Ulrich Drepper <drepper@redhat.com>
+ Kwok Cheung Yeung <kcy@codesourcery.com>
+
+ * Makefile.am (%.mod): Add -cpp and -fopenmp to compile flags.
+ * Makefile.in: Regenerate.
+ * fortran.c: Wrap uses of omp_set_nested and omp_get_nested with
+ pragmas to ignore -Wdeprecated-declarations warnings.
+ * icv.c: Likewise.
+ * omp.h.in (__GOMP_DEPRECATED_5_0): Define.
+ Mark omp_lock_hint_* enum values, omp_lock_hint_t, omp_set_nested,
+ and omp_get_nested with __GOMP_DEPRECATED_5_0.
+ * omp_lib.f90.in: Mark omp_get_nested and omp_set_nested as
+ deprecated.
+ * testsuite/libgomp.c++/affinity-1.C: Add -Wno-deprecated-declarations
+ to test options.
+ * testsuite/libgomp.c/affinity-1.c: Likewise.
+ * testsuite/libgomp.c/affinity-2.c: Likewise.
+ * testsuite/libgomp.c/appendix-a/a.15.1.c: Likewise.
+ * testsuite/libgomp.c/lib-1.c: Likewise.
+ * testsuite/libgomp.c/nested-1.c: Likewise.
+ * testsuite/libgomp.c/nested-2.c: Likewise.
+ * testsuite/libgomp.c/nested-3.c: Likewise.
+ * testsuite/libgomp.c/pr32362-1.c: Likewise.
+ * testsuite/libgomp.c/pr32362-2.c: Likewise.
+ * testsuite/libgomp.c/pr32362-3.c: Likewise.
+ * testsuite/libgomp.c/pr35549.c: Likewise.
+ * testsuite/libgomp.c/pr42942.c: Likewise.
+ * testsuite/libgomp.c/pr61200.c: Likewise.
+ * testsuite/libgomp.c/sort-1.c: Likewise.
+ * testsuite/libgomp.c/target-5.c: Likewise.
+ * testsuite/libgomp.c/target-6.c: Likewise.
+ * testsuite/libgomp.c/teams-1.c: Likewise.
+ * testsuite/libgomp.c/thread-limit-1.c: Likewise.
+ * testsuite/libgomp.c/thread-limit-2.c: Likewise.
+ * testsuite/libgomp.c/thread-limit-4.c: Likewise.
+ * testsuite/libgomp.fortran/affinity1.f90: Likewise.
+ * testsuite/libgomp.fortran/lib1.f90: Likewise.
+ * testsuite/libgomp.fortran/lib2.f: Likewise.
+ * testsuite/libgomp.fortran/nested1.f90: Likewise.
+ * testsuite/libgomp.fortran/teams1.f90: Likewise.
+
2020-11-02 Thomas Schwinge <thomas@codesourcery.com>
PR target/85486
+2020-11-05 Marek Polacek <polacek@redhat.com>
+
+ PR c++/25814
+ * testsuite/20_util/reference_wrapper/lwg2993.cc: Add a dg-warning.
+ * testsuite/25_algorithms/generate_n/87982_neg.cc: Likewise.
+
+2020-11-05 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/96269
+ * include/std/optional (operator==, operator!=, operator<)
+ (operator>, operator<=, operator>=): Fix types used in
+ SFINAE constraints.
+ * testsuite/20_util/optional/relops/96269.cc: New test.
+
+2020-11-05 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/97731
+ * src/filesystem/dir.cc (recursive_directory_iterator): Call the
+ right overload of _Dir::advance.
+ * testsuite/experimental/filesystem/iterators/97731.cc: New test.
+
+2020-11-05 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/97729
+ * include/std/future (__basic_future::_M_get_result): Use
+ nullptr for null pointer constant.
+ * libsupc++/eh_ptr.cc (operator==, operator!=): Remove
+ definitions.
+ * libsupc++/exception_ptr.h (_GLIBCXX_EH_PTR_USED): Define
+ macro to conditionally add __attribute__((__used__)).
+ (operator==, operator!=, exception_ptr::exception_ptr())
+ (exception_ptr::exception_ptr(const exception_ptr&))
+ (exception_ptr::~exception_ptr())
+ (exception_ptr::operator=(const exception_ptr&))
+ (exception_ptr::swap(exception_ptr&)): Always define as
+ inline. Add macro to be conditionally "used".
+
+2020-11-05 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/97729
+ * config/abi/pre/gnu.ver (GLIBCXX_3.4.29): Add exports.
+ * src/c++20/sstream-inst.cc (basic_stringbuf): Instantiate
+ private constructor taking __xfer_bufptrs.
+
+2020-11-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/sstream (basic_stringbuf(const allocator_type&):
+ Add explicit.
+ (basic_stringbuf(const basic_string<C,T,SA>&, openmode, const A&)):
+ Call _M_stringbuf_init. Construct _M_string from pointer and length
+ to avoid constraint checks for string view.
+ (basic_stringbuf::view()): Make __sv_type alias local to the
+ function.
+ (basic_istringstream(const basic_string<C,T,SA>&, openmode, const A&)):
+ Pass string to _M_streambuf instead of constructing a temporary
+ with the wrong allocator.
+ (basic_ostringstream(const basic_string<C,T,SA>&, openmode, const A&)):
+ Likewise.
+ (basic_stringstream(const basic_string<C,T,SA>&, openmode, const A&)):
+ Likewise.
+ * src/c++20/sstream-inst.cc: Use string_view and wstring_view
+ typedefs in explicit instantiations.
+ * testsuite/27_io/basic_istringstream/cons/char/1.cc: Add more
+ tests for constructors.
+ * testsuite/27_io/basic_ostringstream/cons/char/1.cc: Likewise.
+ * testsuite/27_io/basic_stringbuf/cons/char/1.cc: Likewise.
+ * testsuite/27_io/basic_stringbuf/cons/char/2.cc: Likewise.
+ * testsuite/27_io/basic_stringbuf/cons/wchar_t/1.cc: Likewise.
+ * testsuite/27_io/basic_stringbuf/cons/wchar_t/2.cc: Likewise.
+ * testsuite/27_io/basic_stringstream/cons/char/1.cc: Likewise.
+
+2020-11-05 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/sstream: Adjust whitespace.
+
2020-11-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/97719