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-rw-r--r--test/Transforms/SimplifyCFG/2006-02-17-InfiniteUnroll.ll27
1 files changed, 27 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyCFG/2006-02-17-InfiniteUnroll.ll b/test/Transforms/SimplifyCFG/2006-02-17-InfiniteUnroll.ll
new file mode 100644
index 000000000000..4400624d184d
--- /dev/null
+++ b/test/Transforms/SimplifyCFG/2006-02-17-InfiniteUnroll.ll
@@ -0,0 +1,27 @@
+; RUN: llvm-as < %s | opt -simplifycfg -disable-output
+
+define void @polnel_() {
+entry:
+ %tmp595 = icmp slt i32 0, 0 ; <i1> [#uses=4]
+ br i1 %tmp595, label %bb148.critedge, label %cond_true40
+bb36: ; preds = %bb43
+ br i1 %tmp595, label %bb43, label %cond_true40
+cond_true40: ; preds = %bb46, %cond_true40, %bb36, %entry
+ %tmp397 = icmp sgt i32 0, 0 ; <i1> [#uses=1]
+ br i1 %tmp397, label %bb43, label %cond_true40
+bb43: ; preds = %cond_true40, %bb36
+ br i1 false, label %bb53, label %bb36
+bb46: ; preds = %bb53
+ br i1 %tmp595, label %bb53, label %cond_true40
+bb53: ; preds = %bb46, %bb43
+ br i1 false, label %bb102, label %bb46
+bb92.preheader: ; preds = %bb102
+ ret void
+bb102: ; preds = %bb53
+ br i1 %tmp595, label %bb148, label %bb92.preheader
+bb148.critedge: ; preds = %entry
+ ret void
+bb148: ; preds = %bb102
+ ret void
+}
+