r217039 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Mon Nov  3 12:59:47 2014
New Revision: 217039

URL: https://gcc.gnu.org/viewcvs?rev=217039&root=gcc&view=rev
Log:
2014-11-03  Richard Biener  <rguenther@suse.de>

	* match.pd: Add two abs patterns.  Announce tree_expr_nonnegative_p.
	Also drop bogus FLOAT_EXPR and FIX_TRUNC_EXPR.
	* fold-const.c (fold_unary_loc): Remove them here.
	(tree_unary_nonnegative_warnv_p): Use CASE_CONVERT.
	* gimple-fold.c (fold_gimple_assign): Remove now obsolete
	GIMPLE_UNARY_RHS case.
	(gimple_fold_stmt_to_constant_1): Likewise.
	(replace_stmt_with_simplification): Fix inverted comparison.

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