[Bug tree-optimization/59591] [4.9 Regression] ICE in vect_get_vec_def_for_stmt_copy, at tree-vect-stmts.c:156 for -march=core-avx2

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59591

--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Dec 30 17:05:10 2013
New Revision: 206248

URL: http://gcc.gnu.org/viewcvs?rev=206248&root=gcc&view=rev
Log:
    PR tree-optimization/59591
    * tree-vect-stmts.c (vectorizable_mask_load_store): Fix up handling
    of modifier = NARROW masked gathers.
    (permute_vec_elements): Use gimple_get_lhs instead of
    gimple_assign_lhs.

    * gcc.dg/vect/pr59591-1.c: New test.
    * gcc.dg/vect/pr59591-2.c: New test.
    * gcc.target/i386/pr59591-1.c: New test.
    * gcc.target/i386/pr59591-2.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr59591-1.c
    trunk/gcc/testsuite/gcc.dg/vect/pr59591-2.c
    trunk/gcc/testsuite/gcc.target/i386/pr59591-1.c
    trunk/gcc/testsuite/gcc.target/i386/pr59591-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-stmts.c