Comment 6 for bug 917967

Author: irar
Date: Thu Jan 12 14:41:44 2012
New Revision: 183126

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=183126
Log:

        PR tree-optimization/51799
        * tree-vect-patterns.c (vect_recog_over_widening_pattern): Check
        that the last operation is a type demotion.

Added:
    trunk/gcc/testsuite/gcc.dg/vect/pr51799.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/vect/vect-widen-shift-u8.c
    trunk/gcc/tree-vect-patterns.c