From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Thu, 11 Sep 2008 10:18:22 +0000 (+0000)
Subject: Prevent beuses from choking on basic blocks without control flow successors.
X-Git-Url: http://nsz.repo.hu/git/?a=commitdiff_plain;h=bba6f981d5fa2008123df7bbae20008904669cc5;p=libfirm

Prevent beuses from choking on basic blocks without control flow successors.

[r21837]
---

diff --git a/ir/be/beuses.c b/ir/be/beuses.c
index b3261d373..dcef87463 100644
--- a/ir/be/beuses.c
+++ b/ir/be/beuses.c
@@ -126,10 +126,12 @@ static int be_is_phi_argument(const ir_node *block, const ir_node *def)
 	const ir_edge_t *edge;
 	int arity, i;
 
-#if 0
-	if(get_irn_n_edges_kind(block, EDGE_KIND_BLOCK) > 1)
-		return 0;
+#if 1
+	if (get_irn_n_edges_kind(block, EDGE_KIND_BLOCK) < 1)
+#else
+	if (get_irn_n_edges_kind(block, EDGE_KIND_BLOCK) != 1)
 #endif
+		return 0;
 
 	foreach_block_succ(block, edge) {
 		succ_block = get_edge_src_irn(edge);