https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67038
--- Comment #2 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Thu Jul 30 03:29:00 2015 New Revision: 226380 URL: https://gcc.gnu.org/viewcvs?rev=226380&root=gcc&view=rev Log: PR c++/67038 * constraint.cc (satisfy_constraint): Use dummy args if null. Added: branches/c++-concepts/gcc/testsuite/g++.dg/concepts/req18.C Modified: branches/c++-concepts/ChangeLog.concepts branches/c++-concepts/gcc/cp/constraint.cc
