tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.
authorRichard Biener <rguenth@gcc.gnu.org>
Fri, 12 Aug 2011 11:29:01 +0000 (11:29 +0000)
committerRichard Biener <rguenth@gcc.gnu.org>
Fri, 12 Aug 2011 11:29:01 +0000 (11:29 +0000)
commitd9fbc86e446fd574db0d79c3af8d0bd2b1cdc820
tree4beb9de21a1a0f7c219d6dae43e294670ad8b078
parent6aeb8c9919b5b816a32fcf8400b85d9b91752059
tree-vrp.c (extract_range_from_unary_expr_1): Implement -X as 0 - X.

2011-08-12  Richard Guenther  <rguenther@suse.de>

* tree-vrp.c (extract_range_from_unary_expr_1): Implement
-X as 0 - X.

From-SVN: r177693
gcc/ChangeLog
gcc/tree-vrp.c