r226434 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Fri Jul 31 10:36:56 2015
New Revision: 226434

URL: https://gcc.gnu.org/viewcvs?rev=226434&root=gcc&view=rev
Log:
2015-07-31  Richard Biener  <rguenther@suse.de>

	* fold-const.c (fold_binary_loc): Remove X ^ C1 == C2
	-> X == (C1 ^ C2) which is already implemented in match.pd.
	Remove redundant dispatching to fold_relational_const.
	Move unordered self and NaN compares ...
	* match.pd: ... as patterns here.  Remove some stray captures
	and add a comment.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/match.pd