+2020-11-04 Martin Liska <mliska@suse.cz>
+
+ * gcc-changelog/git_repository.py: Set strict=True
+ for parse_git_revisions as a default.
+
+2020-11-04 Tobias Burnus <tobias@codesourcery.com>
+
+ * gcc-changelog/git_commit.py (item_parenthesis_empty_regex,
+ item_parenthesis_regex): Add.
+ (check_for_empty_description): Use them.
+ * gcc-changelog/test_email.py (test_emptry_entry_desc,
+ test_emptry_entry_desc_2): Add.
+ * gcc-changelog/test_patches.txt: Add two testcases for it.
+
2020-11-03 Tobias Burnus <tobias@codesourcery.com>
* gcc-changelog/git_email.py: Add unidiff_supports_renaming check.
+2020-11-04 Tamar Christina <tamar.christina@arm.com>
+
+ * tree-vect-slp.c (vect_analyze_slp_instance): Moved load/store lanes
+ check to ...
+ * tree-vect-loop.c (vect_analyze_loop_2): ..Here
+
+2020-11-04 Ilya Leoshkevich <iii@linux.ibm.com>
+
+ * config/s390/s390.c (NR_C_MODES): Unhardcode.
+ (s390_alloc_pool): Use size_t for iterating from 0 to
+ NR_C_MODES.
+ (s390_add_constant): Likewise.
+ (s390_find_constant): Likewise.
+ (s390_dump_pool): Likewise.
+ (s390_free_pool): Likewise.
+
+2020-11-04 Ilya Leoshkevich <iii@linux.ibm.com>
+
+ * config/s390/s390.md (RRe): Remove.
+ (RXe): Remove.
+
+2020-11-04 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/97515
+ * gimple-range-cache.h (class ranger_cache): New prototypes plus
+ temporal cache pointer.
+ * gimple-range-cache.cc (struct range_timestamp): New.
+ (class temporal_cache): New.
+ (temporal_cache::temporal_cache): New.
+ (temporal_cache::~temporal_cache): New.
+ (temporal_cache::get_timestamp): New.
+ (temporal_cache::set_dependency): New.
+ (temporal_cache::temporal_value): New.
+ (temporal_cache::current_p): New.
+ (temporal_cache::set_timestamp): New.
+ (temporal_cache::set_always_current): New.
+ (ranger_cache::ranger_cache): Allocate the temporal cache.
+ (ranger_cache::~ranger_cache): Free temporal cache.
+ (ranger_cache::get_non_stale_global_range): New.
+ (ranger_cache::set_global_range): Add a timestamp.
+ (ranger_cache::register_dependency): New. Add timestamp dependency.
+ * gimple-range.cc (gimple_ranger::range_of_range_op): Add operand
+ dependencies.
+ (gimple_ranger::range_of_phi): Ditto.
+ (gimple_ranger::range_of_stmt): Check if global range is stale, and
+ recalculate if so.
+
+2020-11-04 Tobias Burnus <tobias@codesourcery.com>
+
+ * targhooks.c (default_zero_call_used_regs): Fix flag-name typo
+ in sorry.
+
+2020-11-04 Richard Biener <rguenther@suse.de>
+
+ * tree-vectorizer.h (vectorizable_phi): Adjust prototype.
+ * tree-vect-stmts.c (vect_transform_stmt): Adjust.
+ (vect_analyze_stmt): Pass cost_vec to vectorizable_phi.
+ * tree-vect-loop.c (vectorizable_phi): Do costing.
+
+2020-11-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97709
+ * tree-vect-loop.c (vectorizable_live_operation): Set
+ SSA_NAME_OCCURS_IN_ABNORMAL_PHI when necessary.
+
+2020-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/97690
+ * tree-ssa-phiopt.c (conditional_replacement): Also optimize
+ cond ? pow2p_cst : 0 as ((type) cond) << cst.
+
+2020-11-04 Richard Biener <rguenther@suse.de>
+
+ * tree-vect-loop.c (vectorizable_induction): Re-instantiate
+ previously removed CSE of SLP IVs.
+
+2020-11-04 Uroš Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386-options.c (ix86_recompute_optlev_based_flags):
+ Fix Intel MCU psABI comment w.r.t DEFAULT_PCC_STRUCT_RETURN.
+
+2020-11-04 Richard Biener <rguenther@suse.de>
+
+ PR bootstrap/97666
+ * tree-vect-slp.c (vect_build_slp_tree_2): Revert previous
+ fix and instead adjust the memset.
+
+2020-11-04 Pat Bernardi <bernardi@adacore.com>
+
+ * config/i386/i386elf.h (SUBTARGET_RETURN_IN_MEMORY): Remove.
+ (ASM_OUTPUT_ASCII): Likewise.
+ (DEFAULT_PCC_STRUCT_RETURN): Define.
+ * config/i386/i386.c (ix86_return_in_memory): Remove
+ SUBTARGET_RETURN_IN_MEMORY.
+
+2020-11-04 liuhongt <hongtao.liu@intel.com>
+
+ PR target/97540
+ * ira.c: (ira_setup_alts): Extract memory from operand only
+ for special memory constraint.
+ * recog.c (asm_operand_ok): Ditto.
+ * lra-constraints.c (process_alt_operands): MEM_P is
+ required for normal memory constraint.
+
+2020-11-04 liuhongt <hongtao.liu@intel.com>
+
+ PR target/97532
+ * lra-constraints.c (valid_address_p): Handle operand of
+ special memory constraint.
+ (process_address_1): Ditto.
+
2020-11-03 Jan Hubicka <hubicka@ucw.cz>
PR ipa/97695
+2020-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/97670
+ * c-omp.c (c_omp_split_clauses): Look through array reductions to find
+ underlying decl to clear in the allocate_head bitmap.
+
+2020-11-04 Iain Sandoe <iain@sandoe.co.uk>
+
+ * c-objc.h (objc_non_constant_expr_p): New.
+ * stub-objc.c (objc_non_constant_expr_p): New.
+
2020-11-03 Nathan Sidwell <nathan@acm.org>
* c.opt (MQ,MT): Reword description to be make-agnostic.
+2020-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/97670
+ * c-typeck.c (c_finish_omp_clauses): Look through array reductions to
+ find underlying decl to clear in the aligned_head bitmap.
+
+2020-11-04 Joseph Myers <joseph@codesourcery.com>
+
+ * c-decl.c (handle_nodiscard_attribute): New.
+ (std_attribute_table): Add nodiscard.
+ * c-parser.c (c_parser_std_attribute): Expect argument to
+ nodiscard attribute to be a string. Do not special-case ignoring
+ nodiscard.
+ * c-typeck.c (maybe_warn_nodiscard): New.
+ (build_compound_expr, emit_side_effect_warnings): Call
+ maybe_warn_nodiscard.
+ (c_process_expr_stmt, c_finish_stmt_expr): Also call
+ emit_side_effect_warnings if warn_unused_result.
+
2020-10-29 Asher Gordon <AsDaGo@posteo.net>
* c-typeck.c (free_all_tagged_tu_seen_up_to): Replace free
+2020-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/97670
+ * semantics.c (finish_omp_clauses): Look through array reductions to
+ find underlying decl to clear in the aligned_head bitmap. Use
+ DECL_UID (t) instead of DECL_UID (OMP_CLAUSE_DECL (c)) when clearing
+ in the bitmap. Only diagnose errors about allocate vars not being
+ privatized on the same construct on allocate clause if it has
+ a DECL_P OMP_CLAUSE_DECL.
+
+2020-11-04 Iain Sandoe <iain@sandoe.co.uk>
+
+ * constexpr.c (potential_constant_expression_1): Handle
+ expressions known to be non-constant for Objective-C.
+
2020-11-03 Jason Merrill <jason@redhat.com>
* tree.c (is_byte_access_type): Don't use char_type_p.
+2020-11-04 Ian Lance Taylor <iant@golang.org>
+
+ * go-lang.c (go_langhook_post_options): Disable
+ -fipa-icf-functions if it was not explicitly enabled.
+
2020-09-14 Jakub Jelinek <jakub@redhat.com>
* go-gcc.cc (Gcc_backend::function): Adjust
+2020-11-04 Iain Sandoe <iain@sandoe.co.uk>
+
+ * objc-act.c (objc_non_constant_expr_p): New.
+
2020-11-01 Iain Sandoe <iain@sandoe.co.uk>
* objc-act.c (synth_module_prologue): Get the SEL identifier.
+2020-11-04 Tamar Christina <tamar.christina@arm.com>
+
+ * gcc.dg/vect/slp-11b.c: Update output scan.
+ * gcc.dg/vect/slp-perm-6.c: Likewise.
+
+2020-11-04 Andrew MacLeod <amacleod@redhat.com>
+
+ * gcc.dg/pr97515.c: Check listing for folding of entire function.
+
+2020-11-04 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/97709
+ * gcc.dg/vect/bb-slp-pr97709.c: New testcase.
+
+2020-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/97690
+ * gcc.dg/tree-ssa/phi-opt-22.c: New test.
+ * gcc.dg/tree-ssa/ssa-ccp-11.c: Use -O2 instead of -O1.
+ * gcc.dg/vect/bb-slp-pattern-2.c (foo): Use ? 2 : 7, ? 4 : 7 and
+ ? 8 : 7 instead of ? 2 : 0, ? 4 : 0, ? 8 : 0.
+
+2020-11-04 Christophe Lyon <christophe.lyon@linaro.org>
+
+ * gcc.target/arm/pure-code/no-literal-pool-m0.c: Add dg-skip-if
+ and -mfloat-abi=soft option.
+ * gcc.target/arm/pure-code/no-literal-pool-m23.c: Likewise.
+
+2020-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/97670
+ * c-c++-common/gomp/allocate-4.c: New test.
+ * g++.dg/gomp/allocate-2.C: New test.
+ * g++.dg/gomp/allocate-3.C: New test.
+
+2020-11-04 Joseph Myers <joseph@codesourcery.com>
+
+ * gcc.dg/c2x-attr-nodiscard-1.c, gcc.dg/c2x-attr-nodiscard-2.c,
+ gcc.dg/c2x-attr-nodiscard-3.c, gcc.dg/c2x-attr-nodiscard-4.c: New
+ tests.
+ * gcc.dg/c2x-attr-syntax-5.c: Remove nodiscard test.
+
+2020-11-04 liuhongt <hongtao.liu@intel.com>
+
+ * gcc.target/i386/pr97540.c: New test.
+
2020-11-03 Jan Hubicka <jh@suse.cz>
* gcc.c-torture/execute/pr97695.c: New test.
+2020-11-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/97719
+ * include/std/sstream (basic_stringstream(string_type&&, openmode)):
+ Fix default argument.
+ * testsuite/27_io/basic_stringstream/cons/char/97719.cc: New test.
+
+2020-11-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/18_support/96817.cc: Fail fail if the library is
+ configured to not use futexes.
+
+2020-11-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/94971
+ * include/bits/stl_algo.h (search(FIter, FIter, const Searcher):
+ Adjust #if condition.
+ * include/parallel/algo.h (search(FIter, FIter, const Searcher&):
+ Define new overload for C++17.
+
+2020-11-04 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/92285
+ * doc/xml/manual/evolution.xml: Document change to base class.
+ * doc/html/manual/api.html: Regenerate.
+
+2020-11-04 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/uniform_int_dist.h (uniform_int_distribution::_S_nd):
+ Use qualified-id to refer to static member functions.
+
2020-11-03 Jonathan Wakely <jwakely@redhat.com>
* include/std/syncstream: Include <bits/std_mutex.h>