https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68434
--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Wed Nov 25 22:13:23 2015 New Revision: 230909 URL: https://gcc.gnu.org/viewcvs?rev=230909&root=gcc&view=rev Log: PR c++/68434 * pt.c (tsubst): Set PLACEHOLDER_TYPE_CONSTRAINTS before calling canonical_type_parameter. Added: trunk/gcc/testsuite/g++.dg/concepts/pr68434.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/pt.c