X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeschedtrace.c;h=e64296b8179a1263425f18f7658b98041d57fd1f;hb=89dc24503c04139bb05504059b291d6d89f99661;hp=55a47ad5910d1366a9a9c5c9bf42fa6962ef53d4;hpb=ef6316dc389a9ecef0d5db9f3f3b3f52b85940aa;p=libfirm

diff --git a/ir/be/beschedtrace.c b/ir/be/beschedtrace.c
index 55a47ad59..e64296b81 100644
--- a/ir/be/beschedtrace.c
+++ b/ir/be/beschedtrace.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -394,8 +394,16 @@ static void trace_preprocess_block(trace_env_t *env, ir_node *block) {
 	foreach_out_edge(block, edge) {
 		ir_node *succ = get_edge_src_irn(edge);
 
-		if (is_Anchor(succ))
+		if (is_Block(succ)) {
+			/* A Block-Block edge. This should be the MacroBlock
+			 * edge, ignore it. */
+			assert(get_Block_MacroBlock(succ) == block && "Block-Block edge found");
 			continue;
+		}
+		if (is_Anchor(succ)) {
+			/* ignore a keep alive edge */
+			continue;
+		}
 		if (is_root(succ, block)) {
 			mark_root_node(env, succ);
 			set_irn_link(succ, root);