https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89405
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Tue Apr 30 20:31:26 2019 New Revision: 270715 URL: https://gcc.gnu.org/viewcvs?rev=270715&root=gcc&view=rev Log: Backported from mainline 2019-02-20 Jakub Jelinek <ja...@redhat.com> PR c++/89405 * decl.c (maybe_commonize_var): When clearing TREE_PUBLIC and DECL_COMMON, set DECL_INTERFACE_KNOWN. * g++.dg/cpp1z/inline-var5.C: New test. Modified: branches/gcc-8-branch/gcc/cp/ChangeLog branches/gcc-8-branch/gcc/cp/decl.c branches/gcc-8-branch/gcc/testsuite/ChangeLog branches/gcc-8-branch/gcc/testsuite/g++.dg/cpp1z/inline-var5.C