https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68961
--- Comment #12 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Wed Jun 29 07:52:35 2016 New Revision: 237840 URL: https://gcc.gnu.org/viewcvs?rev=237840&root=gcc&view=rev Log: 2016-06-29 Richard Biener <rguent...@suse.de> PR rtl-optimization/68961 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT. Modified: trunk/gcc/ChangeLog trunk/gcc/simplify-rtx.c