+2021-10-13 Iain Sandoe <iain@sandoe.co.uk>
+
+ Backported from master:
+ 2021-08-17 Iain Sandoe <iain@sandoe.co.uk>
+
+ PR target/100340
+ * config.in: Regenerate.
+ * config/i386/darwin.h (EXTRA_ASM_OPTS): New
+ (ASM_SPEC): Pass options to disable branch shortening where
+ needed.
+ * configure: Regenerate.
+ * configure.ac: Detect versions of 'as' that support the
+ optimisation which has the bug.
+
+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.
+
2021-10-12 Eric Botcazou <ebotcazou@adacore.com>
PR target/102588
+2021-10-13 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 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>
+
+ Backported from master:
+ 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>
+
+ Backported from master:
+ 2021-07-14 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/std/string_view (basic_string_view(It, End)): Add
+ noexcept-specifier.
+ * testsuite/21_strings/basic_string_view/cons/char/range.cc:
+ Check noexcept-specifier. Also check construction without CTAD.
+
+2021-10-13 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2021-04-28 Patrick Palka <ppalka@redhat.com>
+
+ PR libstdc++/100187
+ PR libstdc++/100237
+ PR libstdc++/100249
+ PR libstdc++/100287
+ * include/bits/ranges_algo.h (__search_n_fn::operator()): Give
+ the __value_comp lambda an explicit bool return type.
+ (__is_permutation_fn::operator()): Give the __proj_scan local
+ variable auto&& return type. Give the __comp_scan lambda an
+ explicit bool return type.
+ (__remove_fn::operator()): Give the __pred lambda an explicit
+ bool return type.
+ (__partition_fn::operator()): Don't std::move __first twice
+ when returning an empty subrange.
+ (__min_fn::operator()): Don't std::move __comp.
+ (__max_fn::operator()): Likewise.
+ (__minmax_fn::operator()): Likewise.
+
2021-10-12 Jonathan Wakely <jwakely@redhat.com>
Backported from master: