diff --git a/test/Transforms/ConstProp/bitcast.ll b/test/Transforms/ConstProp/bitcast.ll
new file mode 100644
index 00000000000..9987ca79272
--- /dev/null
+++ b/test/Transforms/ConstProp/bitcast.ll
@@ -0,0 +1,4 @@
+; RUN: llvm-as < %s | llvm-dis &&
+; RUN: llvm-as < %s | llvm-dis | grep 0x36A0000000000000
+
+%A = global float bitcast (int 1 to float)