+2020-08-26 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2020-08-26 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/71960
+ * include/experimental/string_view (basic_string_view):
+ Enable debug assertions.
+ * include/std/string_view (basic_string_view):
+ Likewise.
+
+2020-08-26 Jonathan Wakely <jwakely@redhat.com>
+
+ Backported from master:
+ 2020-08-24 Jonathan Wakely <jwakely@redhat.com>
+
+ PR libstdc++/96766
+ * include/std/variant (_Variant_storage): Replace implicit
+ conversions from size_t to __index_type with explicit casts.
+
2020-08-19 Jonathan Wakely <jwakely@redhat.com>
Backported from master: