[Bug tree-optimization/49984] VRP does not handle BIT_XOR_EXPR

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49984

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-08-05 
10:16:53 UTC ---
Author: rguenth
Date: Fri Aug  5 10:16:48 2011
New Revision: 177425

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=177425
Log:
2011-08-05  Richard Guenther  <rguent...@suse.de>

    PR tree-optimization/49984
    * tree-vrp.c (extract_range_from_binary_expr_1): Handle BIT_XOR_EXPR.

    * gcc.dg/tree-ssa/vrp59.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp59.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c