https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78007
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Wed Nov 9 08:19:05 2016 New Revision: 241992 URL: https://gcc.gnu.org/viewcvs?rev=241992&root=gcc&view=rev Log: 2016-11-09 Richard Biener <rguent...@suse.de> PR tree-optimization/78007 * tree-vect-stmts.c (vectorizable_bswap): New function. (vectorizable_call): Call vectorizable_bswap for BUILT_IN_BSWAP{16,32,64} if arguments are not promoted. * gcc.dg/vect/vect-bswap32.c: Adjust. * gcc.dg/vect/vect-bswap64.c: Likewise. Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/vect/vect-bswap32.c trunk/gcc/testsuite/gcc.dg/vect/vect-bswap64.c trunk/gcc/tree-vect-stmts.c