+2021-10-07 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2021-10-07 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/99904
+ * pt.c (is_compatible_template_arg): Set processing_template_decl
+ around tsubst_constraint_info.
+
2021-10-06 Patrick Palka <ppalka@redhat.com>
Backported from master:
+2021-10-07 Patrick Palka <ppalka@redhat.com>
+
+ Backported from master:
+ 2021-10-07 Patrick Palka <ppalka@redhat.com>
+
+ PR c++/99904
+ * g++.dg/cpp2a/concepts-ttp4.C: New test.
+
2021-10-06 Patrick Palka <ppalka@redhat.com>
Backported from master: