+2023-09-08 Aldy Hernandez <aldyh@redhat.com>
+
+ * range-op-float.cc (foperator_ltgt::fold_range): Do not special
+ case VREL_EQ nor call frelop_early_resolve.
+
+2023-09-08 Christoph Müllner <christoph.muellner@vrull.eu>
+
+ * config/riscv/thead.md (*extend<SHORT:mode><SUPERQI:mode>2_th_ext):
+ Remove broken INSN.
+ (*extendhi<SUPERQI:mode>2_th_ext): New INSN.
+ (*extendqi<SUPERQI:mode>2_th_ext): New INSN.
+
+2023-09-08 Christoph Müllner <christoph.muellner@vrull.eu>
+
+ * config/riscv/thead.md: Use more appropriate mode attributes
+ for extensions.
+
+2023-09-08 Guo Jie <guojie@loongson.cn>
+
+ * common/config/loongarch/loongarch-common.cc:
+ (default_options loongarch_option_optimization_table):
+ Default to -fsched-pressure.
+
+2023-09-08 Yang Yujie <yangyujie@loongson.cn>
+
+ * config.gcc: remove non-POSIX syntax "<<<".
+
2023-09-08 Christoph Müllner <christoph.muellner@vrull.eu>
* config/riscv/bitmanip.md (*extend<SHORT:mode><SUPERQI:mode>2_zbb):
+2023-09-08 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/99599
+ * pt.cc (check_non_deducible_conversions): Add bool parameter
+ passed down to check_non_deducible_conversion.
+ (fn_type_unification): Call check_non_deducible_conversions
+ an extra time before satisfaction with noninst_only_p=true.
+ (conversion_may_instantiate_p): Define.
+ (check_non_deducible_conversion): Add bool parameter controlling
+ whether to compute only conversions that are guaranteed to
+ not induce template instantiation.
+
2023-09-07 Sandra Loosemore <sandra@codesourcery.com>
PR c++/111274
+2023-09-08 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * gcc.dg/darwin-segaddr.c: Adjust for darwin linker warning.
+ * gcc.dg/pie-7.c: Likewise.
+
+2023-09-08 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/99599
+ * g++.dg/cpp2a/concepts-recursive-sat4.C: Make 'Int' non-aggregate
+ in order to preserve intent of the testcase.
+ * g++.dg/cpp2a/concepts-nondep4.C: New test.
+
+2023-09-08 Christoph Müllner <christoph.muellner@vrull.eu>
+
+ * gcc.target/riscv/xtheadbb-ext-2.c: New test.
+ * gcc.target/riscv/xtheadbb-ext-3.c: New test.
+
2023-09-07 David Malcolm <dmalcolm@redhat.com>
PR analyzer/110529
+2023-09-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * acinclude.m4 (GLIBCXX_CONFIGURE): Add c++23 directory.
+ * configure: Regenerate.
+ * doc/html/manual/*: Regenerate.
+ * doc/xml/manual/using.xml: Update documentation on linking.
+ * include/std/stacktrace: Remove declarations of libbacktrace
+ APIs.
+ (stacktrace_entry::_S_err_handler, stacktrace_entry::_S_init):
+ Remove.
+ (stacktrace_entry::_Info): New class.
+ (stacktrace_entry::_M_get_info): Use _Info.
+ (__stacktrace_impl): New class.
+ (basic_stacktrace): Derive from __stacktrace_impl.
+ (basic_stacktrace::current): Use __stacktrace_impl::_S_current.
+ * scripts/testsuite_flags.in: Adjust LDFLAGS to find
+ libstdc++exp instead of libstdc++_libbacktrace.
+ * src/Makefile.am (SUBDIRS): Add c++23 directory.
+ * src/Makefile.in: Regenerate.
+ * src/c++20/Makefile.am: Fix comment.
+ * src/c++20/Makefile.in: Regenerate.
+ * src/c++23/Makefile.am: New file.
+ * src/c++23/Makefile.in: New file.
+ * src/c++23/stacktrace.cc: New file with definitions of
+ stacktrace_entry::_Info and __stacktrace_impl members.
+ * src/experimental/Makefile.am: Use LIBADD to include other
+ libraries.
+ * src/experimental/Makefile.in: Regenerate.
+ * src/libbacktrace/Makefile.am: Use noinst_LTLIBRARIES.
+ * src/libbacktrace/Makefile.in: Regenerate.
+ * testsuite/19_diagnostics/stacktrace/current.cc: Adjust
+ dg-options to use -lstdc++exp.
+ * testsuite/19_diagnostics/stacktrace/entry.cc: Likewise.
+ * testsuite/19_diagnostics/stacktrace/stacktrace.cc: Likewise.
+ * testsuite/23_containers/vector/debug/assign4_backtrace_neg.cc:
+ Likewise.
+
+2023-09-08 Alexey Lapshin <alexey.lapshin@espressif.com>
+
+ * src/libbacktrace/Makefile.am: Remove -Werror.
+ * src/libbacktrace/Makefile.in: Regenerate.
+
+2023-09-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/Makefile.am (check-DEJAGNU): Use @ in recipe.
+ * testsuite/Makefile.in: Regenerate.
+
+2023-09-08 Yang Yujie <yangyujie@loongson.cn>
+
+ * configure.host: Register t-loongarch in tmake_file.
+ * config/cpu/loongarch/t-loongarch: New file. Manually refresh
+ MULTISUBDIR with $(shell $(CXX) --print-multi-directory).
+
2023-09-07 Bruno Victal <mirai@makinata.eu>
* acinclude.m4: Update docbook xsl URI.