[Bug tree-optimization/54547] [4.8 regression] FAIL: gcc.dg/tree-ssa/pr37508.c scan-tree-dump-times vrp1 "Folding" 3

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54547



--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> 2012-11-28 
12:18:47 UTC ---

Author: rguenth

Date: Wed Nov 28 12:18:39 2012

New Revision: 193888



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193888

Log:

2012-11-28  Richard Biener  <rguent...@suse.de>



    PR tree-optimization/54547

    * tree-vrp.c (set_and_canonicalize_value_range): Handle

    1-bit anti-ranges explicitely.

    (extract_range_from_assert): Properly canonicalize all

    built anti-ranges.



Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/tree-vrp.c