+2021-03-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR libstdc++/99396
+ * include/std/bit (__rotl, __rotr): Add optimized variants for power of
+ two _Nd which the compiler can pattern match the rotates.
+
2021-03-04 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/99382