[Bug tree-optimization/77399] Poor code generation for vector casts and loads

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77399

--- Comment #15 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Oct  4 13:40:54 2016
New Revision: 240744

URL: https://gcc.gnu.org/viewcvs?rev=240744&root=gcc&view=rev
Log:
2016-10-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/77399
        * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
        verify the target can convert.

        * gcc.dg/tree-ssa/forwprop-35.c: Adjust.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/tree-ssa/forwprop-35.c
    trunk/gcc/tree-ssa-forwprop.c