https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92645
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Wed Nov 27 08:56:23 2019 New Revision: 278758 URL: https://gcc.gnu.org/viewcvs?rev=278758&root=gcc&view=rev Log: 2019-11-27 Richard Biener <rguent...@suse.de> PR tree-optimization/92645 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle CTORs with just a subset of the original vectors. * gcc.target/i386/pr92645-2.c: New testcase. * gcc.target/i386/pr92645-3.c: Likewise. Added: trunk/gcc/testsuite/gcc.target/i386/pr92645-2.c trunk/gcc/testsuite/gcc.target/i386/pr92645-3.c Modified: trunk/gcc/ChangeLog trunk/gcc/testsuite/ChangeLog trunk/gcc/tree-ssa-forwprop.c