1 files changed, 38 insertions, 0 deletions
diff --git a/test/Transforms/LoopIndexSplit/PR4174-2.ll b/test/Transforms/LoopIndexSplit/PR4174-2.ll
new file mode 100644
index 0000000000000..cc17bc0a93377
--- /dev/null
+++ b/test/Transforms/LoopIndexSplit/PR4174-2.ll
@@ -0,0 +1,38 @@
+; RUN: llvm-as < %s | opt -loop-index-split | llvm-dis | not grep clone
+
+declare void @f()
+
+define fastcc i32 @main() nounwind {
+entry:
+        br label %bb1552
+
+bb1552:
+        %j295.0.reg2mem.0 = phi i32 [ %storemerge110, %bb1669 ], [ 0, %entry ]
+        br label %bb1553
+
+bb1553:
+        call void @f()
+        %tmp1628 = icmp sgt i32 %j295.0.reg2mem.0, -3
+        br i1 %tmp1628, label %bb1588, label %bb1616
+
+bb1588:
+        br label %bb1616
+
+bb1616:
+        %tmp1629 = icmp sgt i32 %j295.0.reg2mem.0, -3
+        br i1 %tmp1629, label %bb1649, label %bb1632
+
+bb1632:
+        br label %bb1669
+
+bb1649:
+        br label %bb1669
+
+bb1669:
+        %storemerge110 = add i32 %j295.0.reg2mem.0, 1
+        %tmp1672 = icmp sgt i32 %storemerge110, 3
+        br i1 %tmp1672, label %bb1678, label %bb1552
+
+bb1678:
+        ret i32 0
+}