New testcases
llvm-svn: 6854
diff --git a/llvm/test/Regression/Transforms/TailDup/PHIUpdateTest.ll b/llvm/test/Regression/Transforms/TailDup/PHIUpdateTest.ll
new file mode 100644
index 0000000..08112b4
--- /dev/null
+++ b/llvm/test/Regression/Transforms/TailDup/PHIUpdateTest.ll
@@ -0,0 +1,20 @@
+; This test checks to make sure phi nodes are updated properly
+;
+; RUN: as < %s | opt -tailduplicate -disable-output
+
+
+
+int %test(bool %c, int %X, int %Y) {
+ br label %L
+
+L:
+ %A = add int %X, %Y
+ br bool %c, label %T, label %F
+
+F:
+ br bool %c, label %L, label %T
+
+T:
+ %V = phi int [%A, %L], [0, %F]
+ ret int %V
+}