1 files changed, 14 insertions, 0 deletions
diff --git a/llvm/test/Transforms/ConstProp/phi.ll b/llvm/test/Transforms/ConstProp/phi.ll
new file mode 100644
index 00000000000..d7624dcacfb
--- /dev/null
+++ b/llvm/test/Transforms/ConstProp/phi.ll
@@ -0,0 +1,14 @@
+; This is a basic sanity check for constant propogation.  The add instruction 
+; should be eliminated.
+
+; RUN: llvm-upgrade < %s | llvm-as | opt -constprop -die | llvm-dis | not grep phi
+
+int %test(bool %B) {
+BB0:
+	br bool %B, label %BB1, label %BB3
+BB1:
+	br label %BB3
+BB3:
+	%Ret = phi int [1, %BB0], [1, %BB1]
+	ret int %Ret
+}