X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fopt%2Fifconv.c;h=78184eece588af3335b57e6b8d6e1ed8e66111d1;hb=b27ae245166bb695bc4e418ff416d91bc37d0f28;hp=04502fc4525f4c8b5caf5eacce5e98094880b2ce;hpb=9aab2f882395c6b4df60388d2d49c356eb6fd4e8;p=libfirm

diff --git a/ir/opt/ifconv.c b/ir/opt/ifconv.c
index 04502fc45..78184eece 100644
--- a/ir/opt/ifconv.c
+++ b/ir/opt/ifconv.c
@@ -283,6 +283,8 @@ restart:
 		ir_cdep* cdep;
 
 		pred0 = get_Block_cfgpred_block(block, i);
+		if (pred0 == block) continue;
+
 		for (cdep = find_cdep(pred0); cdep != NULL; cdep = get_cdep_next(cdep)) {
 			const ir_node* dependency = get_cdep_node(cdep);
 			ir_node* projx0 = walk_to_projx(pred0, dependency);
@@ -310,6 +312,7 @@ restart:
 				dbg_info* cond_dbg;
 
 				pred1 = get_Block_cfgpred_block(block, j);
+				if (pred1 == block) continue;
 
 				if (!is_cdep_on(pred1, dependency)) continue;
 
@@ -474,6 +477,8 @@ void opt_if_conv(ir_graph *irg)
 
 	DB((dbg, LEVEL_1, "Running if-conversion on %+F\n", irg));
 
+	env.changed |= remove_bads(irg);
+
 	normalize_one_return(irg);
 	remove_critical_cf_edges(irg);
 
@@ -491,9 +496,7 @@ void opt_if_conv(ir_graph *irg)
 		local_optimize_graph(irg);
 
 		/* graph has changed, invalidate analysis info */
-		set_irg_outs_inconsistent(irg);
 		set_irg_extblk_inconsistent(irg);
-		set_irg_loopinfo_inconsistent(irg);
 		set_irg_doms_inconsistent(irg);
 	}