[Bug tree-optimization/69820] [6 Regression] Test miscompiled with -O3 option

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69820

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Feb 16 15:16:48 2016
New Revision: 233457

URL: https://gcc.gnu.org/viewcvs?rev=233457&root=gcc&view=rev
Log:
        PR tree-optimization/69820
        * tree-vect-patterns.c (type_conversion_p): Return false if
        *orig_type is unsigned single precision or boolean.
        (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
        Formatting fix.

        * gcc.dg/vect/pr69820.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr69820.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vect-patterns.c