https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64286
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Tue Jan 13 19:12:47 2015 New Revision: 219550 URL: https://gcc.gnu.org/viewcvs?rev=219550&root=gcc&view=rev Log: PR rtl-optimization/64286 * ree.c (combine_reaching_defs): Move part of comment earlier, remove !SCALAR_INT_MODE_P check. (add_removable_extension): Don't add vector mode extensions if all uses of the source register aren't the same vector extensions. * gcc.target/i386/avx2-pr64286.c: New test. Added: trunk/gcc/testsuite/gcc.target/i386/avx2-pr64286.c Modified: trunk/gcc/ChangeLog trunk/gcc/ree.c trunk/gcc/testsuite/ChangeLog