From 58da368d8786780b73dc3d094c5f81c34df07a10 Mon Sep 17 00:00:00 2001
From: Russ Cox <rsc@golang.org>
Date: Sun, 20 Jun 2010 11:21:43 -0700
Subject: gc: fix build - subnode not addable in complexgen

R=ken2
CC=golang-dev
http://codereview.appspot.com/1677047
---
 src/cmd/gc/cplx.c | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'src')

diff --git a/src/cmd/gc/cplx.c b/src/cmd/gc/cplx.c
index 7da61c247..95fafe6dd 100644
--- a/src/cmd/gc/cplx.c
+++ b/src/cmd/gc/cplx.c
@@ -121,12 +121,15 @@ complexgen(Node *n, Node *res)
 	// pick off float/complex opcodes
 	switch(n->op) {
 	case OCMPLX:
-		subnode(&n1, &n2, res);
-		tempname(&tmp, n1.type);
-		cgen(n->left, &tmp);
-		cgen(n->right, &n2);
-		cgen(&tmp, &n1);
-		return;
+		if(res->addable) {
+			subnode(&n1, &n2, res);
+			tempname(&tmp, n1.type);
+			cgen(n->left, &tmp);
+			cgen(n->right, &n2);
+			cgen(&tmp, &n1);
+			return;
+		}
+		break;
 
 	case OREAL:
 	case OIMAG:
-- 
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