https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79639
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Fri May 5 21:30:03 2017 New Revision: 247674 URL: https://gcc.gnu.org/viewcvs?rev=247674&root=gcc&view=rev Log: Backported from mainline 2017-02-21 Jakub Jelinek <ja...@redhat.com> PR c++/79639 * constexpr.c (cxx_eval_store_expression): If *valp is a PTRMEM_CST, call cplus_expand_constant on it first. * g++.dg/cpp1y/constexpr-79639.C: New test. Added: branches/gcc-6-branch/gcc/testsuite/g++.dg/cpp1y/constexpr-79639.C Modified: branches/gcc-6-branch/gcc/cp/ChangeLog branches/gcc-6-branch/gcc/cp/constexpr.c branches/gcc-6-branch/gcc/testsuite/ChangeLog