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-rw-r--r--test/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll b/test/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll
new file mode 100644
index 000000000000..16419cab1abf
--- /dev/null
+++ b/test/Transforms/LoopUnroll/2006-08-24-MultiBlockLoop.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | opt -loop-unroll | llvm-dis | grep bb72.2
+
+define void @vorbis_encode_noisebias_setup() {
+entry:
+ br label %cond_true.outer
+cond_true.outer: ; preds = %bb72, %entry
+ %indvar1.ph = phi i32 [ 0, %entry ], [ %indvar.next2, %bb72 ] ; <i32> [#uses=1]
+ br label %bb72
+bb72: ; preds = %cond_true.outer
+ %indvar.next2 = add i32 %indvar1.ph, 1 ; <i32> [#uses=2]
+ %exitcond3 = icmp eq i32 %indvar.next2, 3 ; <i1> [#uses=1]
+ br i1 %exitcond3, label %cond_true138, label %cond_true.outer
+cond_true138: ; preds = %bb72
+ ret void
+}
+