+2024-01-10 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2023-09-08 Jonathan Wakely <jwakely@redhat.com>
+
+ * doc/html/manual/*: Regenerate.
+ * doc/xml/manual/using.xml: Update documentation on linking.
+ * scripts/testsuite_flags.in: Adjust LDFLAGS to find
+ libstdc++exp instead of libstdc++_libbacktrace.
+ * src/c++20/Makefile.am: Fix comment.
+ * src/c++20/Makefile.in: Regenerate.
+ * src/experimental/Makefile.am: Use LIBADD to include other
+ libraries.
+ * src/experimental/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.
+
2024-01-08 Jonathan Wakely <jwakely@redhat.com>
* testsuite/std/format/functions/format.cc: Add more checks for