https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85209
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Thu Apr 5 21:30:47 2018 New Revision: 259156 URL: https://gcc.gnu.org/viewcvs?rev=259156&root=gcc&view=rev Log: PR c++/85209 * pt.c (tsubst_decomp_names): Don't fail or ICE if DECL_CHAIN (decl3) is not prev, if prev == decl. * g++.dg/cpp1z/decomp39.C: New test. * g++.dg/cpp1z/decomp40.C: New test. Added: trunk/gcc/testsuite/g++.dg/cpp1z/decomp39.C trunk/gcc/testsuite/g++.dg/cpp1z/decomp40.C Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/pt.c trunk/gcc/testsuite/ChangeLog