https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71984
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Tue Jul 26 14:11:21 2016 New Revision: 238757 URL: https://gcc.gnu.org/viewcvs?rev=238757&root=gcc&view=rev Log: 2016-07-26 Richard Biener <rguent...@suse.de> PR rtl-optimization/71984 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare for VOIDmode. * gcc.dg/torture/pr71984.c: New testcase. Added: trunk/gcc/testsuite/gcc.dg/torture/pr71984.c Modified: trunk/gcc/ChangeLog trunk/gcc/simplify-rtx.c trunk/gcc/testsuite/ChangeLog