+2021-10-13 Roger Sayle <roger@nextmovesoftware.com>
+
+ * config/i386/i386-expand.c (ix86_expand_vector_move): Use a
+ pseudo intermediate when moving a SUBREG into a hard register,
+ by checking ix86_hardreg_mov_ok.
+ (ix86_expand_vector_extract): Store zero-extended SImode
+ intermediate in a pseudo, then set target using a SUBREG_PROMOTED
+ annotated subreg.
+ * config/i386/sse.md (mov<VMOVE>_internal): Prevent CSE creating
+ complex (SUBREG) sets of (vector) hard registers before reload, by
+ checking ix86_hardreg_mov_ok.
+
+2021-10-13 Indu Bhagat <indu.bhagat@oracle.com>
+
+ * ctfc.h (enum ctf_dtu_d_union_enum): Remove redundant comma.
+
+2021-10-13 Indu Bhagat <indu.bhagat@oracle.com>
+
+ * dwarf2ctf.c (gen_ctf_array_type): Fix typo in comment.
+
+2021-10-13 Martin Sebor <msebor@redhat.com>
+
+ PR middle-end/102630
+ * pointer-query.cc (compute_objsize_r): Handle named address spaces.
+
+2021-10-13 Iain Sandoe <iain@sandoe.co.uk>
+
+ * collect2.c (is_lto_object_file): Release simple-object
+ resources, close files.
+
+2021-10-13 Andre Vieira <andre.simoesdiasvieira@arm.com>
+
+ * config/arm/arm.c (thumb2_legitimate_address_p): Use VALID_MVE_MODE
+ when checking mve addressing modes.
+ (mve_vector_mem_operand): Fix the way we handle pre, post and offset
+ addressing modes.
+ (arm_print_operand): Fix printing of POST_ and PRE_MODIFY.
+ * config/arm/mve.md: Use mve_memory_operand predicate everywhere where
+ there is a single Ux constraint.
+
+2021-10-13 John David Anglin <danglin@gcc.gnu.org>
+
+ * config/pa/pa.md (muldi3): Add support for inlining 64-bit
+ multiplication on 32-bit PA 1.1 and 2.0 targets.
+
+2021-10-13 Martin Liska <mliska@suse.cz>
+
+ PR gcov-profile/90364
+ * coverage.c (build_info): Emit checksum to the global variable.
+ (build_info_type): Add new field for checksum.
+ (coverage_obj_finish): Pass object_checksum.
+ (coverage_init): Use 0 as checksum for .gcno files.
+ * gcov-dump.c (dump_gcov_file): Dump also new checksum field.
+ * gcov.c (read_graph_file): Read also checksum.
+ * doc/invoke.texi: Document the behaviour change.
+
+2021-10-13 Richard Biener <rguenther@suse.de>
+
+ * gimple-iterator.h (gsi_iterator_update): Add GSI_LAST_NEW_STMT,
+ start at integer value 2.
+ * gimple-iterator.c (gsi_insert_seq_nodes_before): Update
+ the iterator for GSI_LAST_NEW_STMT.
+ (gsi_insert_seq_nodes_after): Likewise.
+ * tree-if-conv.c (predicate_statements): Use GSI_LAST_NEW_STMT.
+ * tree-ssa.c (execute_update_addresses_taken): Correct bogus
+ arguments to gsi_replace.
+
+2021-10-13 Martin Liska <mliska@suse.cz>
+
+ PR target/102688
+ * common.opt: Use EnabledBy instead of detection in
+ finish_options and process_options.
+ * opts.c (finish_options): Remove handling of
+ x_flag_unroll_all_loops.
+ * toplev.c (process_options): Likewise for flag_web and
+ flag_rename_registers.
+
+2021-10-13 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/102659
+ * tree-if-conv.c (need_to_rewrite_undefined): New flag.
+ (if_convertible_gimple_assign_stmt_p): Mark the loop for
+ rewrite when stmts with undefined behavior on integer
+ overflow appear.
+ (combine_blocks): Predicate also when we need to rewrite stmts.
+ (predicate_statements): Rewrite affected stmts to something
+ with well-defined behavior on overflow.
+ (tree_if_conversion): Initialize need_to_rewrite_undefined.
+
+2021-10-13 Richard Biener <rguenther@suse.de>
+
+ PR ipa/102714
+ * ipa-sra.c (ptr_parm_has_nonarg_uses): Fix volatileness
+ check.
+
+2021-10-13 Jose E. Marchesi <jose.marchesi@oracle.com>
+
+ * dwarf2ctf.c: Fix typo in comment.
+
2021-10-12 Bill Schmidt <wschmidt@linux.ibm.com>
PR target/101985
+2021-10-13 Martin Sebor <msebor@redhat.com>
+
+ PR middle-end/102630
+ * gcc.target/i386/addr-space-2.c: Add -Wall.
+ * gcc.target/i386/addr-space-3.c: New test.
+
+2021-10-13 Andre Vieira <andre.simoesdiasvieira@arm.com>
+
+ * gcc.target/arm/mve/mve.exp: Make it test main directory.
+ * gcc.target/arm/mve/mve_load_memory_modes.c: New test.
+ * gcc.target/arm/mve/mve_store_memory_modes.c: New test.
+
+2021-10-13 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/102659
+ * gcc.dg/torture/pr69760.c: Adjust the testcase.
+ * gcc.target/i386/avx2-vect-mask-store-move1.c: Expect to move
+ the conversions to unsigned as well.
+
+2021-10-13 Richard Biener <rguenther@suse.de>
+
+ PR ipa/102714
+ * gcc.dg/ipa/pr102714.c: New testcase.
+
+2021-10-13 Kewen Lin <linkw@linux.ibm.com>
+
+ PR testsuite/102658
+ * gcc.target/powerpc/dform-1.c: Adjust as vectorization enabled at O2.
+ * gcc.target/powerpc/dform-2.c: Likewise.
+ * gcc.target/powerpc/pr80510-2.c: Likewise.
+
2021-10-12 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/format/c11-printf-1.c, gcc.dg/format/c11-scanf-1.c,
+2021-10-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/fs_path.h (__detail::__is_contiguous): Add
+ partial specializations for pointers and __normal_iterator.
+
+2021-10-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/27_io/filesystem/path/construct/102592.C: Moved to...
+ * testsuite/27_io/filesystem/path/construct/102592.cc: ...here.
+ * testsuite/28_regex/match_results/102667.C: Moved to...
+ * testsuite/28_regex/match_results/102667.cc: ...here.
+
+2021-10-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/fs_path.h (__detail::__is_contiguous): New
+ variable template to identify contiguous iterators.
+ (__detail::__unified_char8_t): New alias template to decide when
+ to treat char8_t as char without encoding conversion.
+ (__detail::__effective_range(const basic_string<C,T>&)): Use
+ std::char_traits<C> for returned string view.
+ (__detail::__effective_range(const basic_string_view<C,T>&)):
+ Likewise.
+ (__detail::__effective_range(const Source&)): Use
+ __is_contiguous to detect mode cases of contiguous iterators.
+ Use __unified_char8_t to return a std::string instead of
+ std::u8string.
+
+2021-10-13 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/102592
+ * include/bits/fs_path.h (path::path(Iter, Iter, format))
+ (path::append(Iter, Iter), path::concat(Iter, Iter)): Call
+ __string_from_range directly, instead of two-argument overload
+ of _S_convert.
+ (path::_S_convert(Iter, Iter)): Remove.
+ * testsuite/27_io/filesystem/path/construct/102592.C: New test.
+
+2021-10-13 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/c++config (__terminate): Add extern "C++".
+
2021-10-12 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/tuple/comparison_operators/overloaded.cc: