[Bug middle-end/50451] [4.7 regression] internal compiler error at tree-vect-loop.c:3557

[irar at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50451

--- Comment #5 from irar at gcc dot gnu.org 2011-09-22 07:21:14 UTC ---
Author: irar
Date: Thu Sep 22 07:21:07 2011
New Revision: 179079

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179079
Log:

        PR tree-optimization/50451
        * tree-vect-slp.c (vect_get_constant_vectors): Don't fail for
        constant operands in reduction.
        (vect_get_slp_defs): Don't create vector operand for NULL scalar
        operand.


Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr50451.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-slp.c