https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89752
--- Comment #16 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Tue Apr 30 20:49:38 2019 New Revision: 270735 URL: https://gcc.gnu.org/viewcvs?rev=270735&root=gcc&view=rev Log: Backported from mainline 2019-03-19 Jakub Jelinek <ja...@redhat.com> PR target/89752 * gimplify.c (gimplify_asm_expr): For output argument with TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise diagnose error. * g++.dg/ext/asm15.C: Check for particular diagnostic wording. * g++.dg/ext/asm16.C: Likewise. * g++.dg/ext/asm17.C: New test. Added: branches/gcc-8-branch/gcc/testsuite/g++.dg/ext/asm17.C Modified: branches/gcc-8-branch/gcc/ChangeLog branches/gcc-8-branch/gcc/gimplify.c branches/gcc-8-branch/gcc/testsuite/ChangeLog branches/gcc-8-branch/gcc/testsuite/g++.dg/ext/asm15.C branches/gcc-8-branch/gcc/testsuite/g++.dg/ext/asm16.C