From: Matthias Braun <matze@braunis.de>
Date: Fri, 19 Oct 2007 18:13:10 +0000 (+0000)
Subject: fix Cmp input normalisation
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=b71da3f004e5d59dbef2381ece98d67dd93cf57e;p=libfirm

fix Cmp input normalisation

[r16285]
---

diff --git a/ir/ir/iropt.c b/ir/ir/iropt.c
index ad239d506..428fe2d2d 100644
--- a/ir/ir/iropt.c
+++ b/ir/ir/iropt.c
@@ -3707,8 +3707,10 @@ static ir_node *transform_node_Proj_Cmp(ir_node *proj) {
 	 * We ignore the case that both are constants
 	 * this case should be optimized away.
 	 */
-	if (is_Const(right)) {
-		c = right;
+	if (is_irn_constlike(right) && !(is_Const(left) && !is_Const(right))) {
+		if(is_Const(right)) {
+			c = right;
+		}
 	} else if (is_irn_constlike(left)) {
 		c     = left;
 		left  = right;