New test.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@39768 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Transforms/LoopRotate/LRAnalysis.ll b/test/Transforms/LoopRotate/LRAnalysis.ll
new file mode 100644 (file)
index 0000000..3dc6eda
--- /dev/null
+++ b/test/Transforms/LoopRotate/LRAnalysis.ll
@@ -0,0 +1,21 @@
+; RUN: llvm-as < %s  | opt -loop-rotate -loop-unswitch -disable-output
+
+define i32 @stringSearch_Clib(i32 %count) {
+entry:
+       br i1 false, label %bb36, label %bb44
+
+cond_true20:           ; preds = %bb36
+       %tmp33 = add i32 0, 0           ; <i32> [#uses=1]
+       br label %bb36
+
+bb36:          ; preds = %cond_true20, %entry
+       %c.2 = phi i32 [ %tmp33, %cond_true20 ], [ 0, %entry ]          ; <i32> [#uses=1]
+       br i1 false, label %cond_true20, label %bb41
+
+bb41:          ; preds = %bb36
+       %c.2.lcssa = phi i32 [ %c.2, %bb36 ]            ; <i32> [#uses=0]
+       ret i32 0
+
+bb44:          ; preds = %entry
+       ret i32 0
+}