X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fana%2Fexecfreq.c;h=c6cbf1ecc85cb065620a10dd3a962e0f303348c6;hb=2627a1884cc59bacf6b778cc6e9c3d0b992575a7;hp=41909a6843cfb7df6314d753d021db1797ce71d5;hpb=e07b61c6ed5d198a484761f8a40a4f26520d964d;p=libfirm

diff --git a/ir/ana/execfreq.c b/ir/ana/execfreq.c
index 41909a684..c6cbf1ecc 100644
--- a/ir/ana/execfreq.c
+++ b/ir/ana/execfreq.c
@@ -24,9 +24,7 @@
  * @date        28.05.2006
  * @version     $Id$
  */
-#ifdef HAVE_CONFIG_H
 #include "config.h"
-#endif
 
 #include <stdio.h>
 #include <string.h>
@@ -183,13 +181,19 @@ solve_lgs(gs_matrix_t *mat, double *x, int size)
 static double
 get_cf_probability(ir_node *bb, int pos, double loop_weight)
 {
-	double  sum = 0.0;
-	double  cur = 0.0;
-	const ir_node *pred = get_Block_cfgpred_block(bb, pos);
-	const ir_loop *pred_loop = get_irn_loop(pred);
-	int pred_depth = get_loop_depth(pred_loop);
+	double           sum = 0.0;
+	double           cur = 0.0;
+	const ir_node   *pred = get_Block_cfgpred_block(bb, pos);
+	const ir_loop   *pred_loop;
+	int              pred_depth;
 	const ir_edge_t *edge;
 
+	if (is_Bad(pred))
+		return 0;
+
+	pred_loop  = get_irn_loop(pred);
+	pred_depth = get_loop_depth(pred_loop);
+
 	cur = get_loop_depth(get_irn_loop(bb)) < get_loop_depth(get_irn_loop(pred)) ? 1.0 : loop_weight;
 
 	foreach_block_succ(pred, edge) {