[Bug tree-optimization/30318] VRP does not create ANTI_RANGEs on overflow

[glisse at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30318

--- Comment #20 from Marc Glisse <glisse at gcc dot gnu.org> 2012-07-25 18:26:18 UTC ---
Author: glisse
Date: Wed Jul 25 18:26:12 2012
New Revision: 189861

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=189861
Log:
2012-07-25 Marc Glisse <marc.glisse@inria.fr>

    PR tree-optimization/30318
    * tree-vrp.c (extract_range_from_binary_expr_1) [PLUS_EXPR]:
    Handle __int128.
    [MINUS_EXPR]: Merge with PLUS_EXPR.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/tree-vrp.c