https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84444
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Sat Mar 3 13:36:20 2018 New Revision: 258198 URL: https://gcc.gnu.org/viewcvs?rev=258198&root=gcc&view=rev Log: Backported from mainline 2018-02-19 Jakub Jelinek <ja...@redhat.com> PR c++/84444 * builtins.c (builtin_mathfn_code): Don't check if CALL_EXPR_FN (t) is ADDR_EXPR. * g++.dg/cpp1z/launder8.C: New test. Added: branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1z/launder8.C Modified: branches/gcc-7-branch/gcc/ChangeLog branches/gcc-7-branch/gcc/builtins.c branches/gcc-7-branch/gcc/testsuite/ChangeLog