diff --git a/test/CodeGen/X86/bitcast.ll b/test/CodeGen/X86/bitcast.ll
new file mode 100644
index 00000000000..d0d3bd4bcb3
--- /dev/null
+++ b/test/CodeGen/X86/bitcast.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | llc &&
+; RUN: llvm-as < %s | llc -march=x86 &&
+; RUN: llvm-as < %s | llc -march=x86-64
+; PR1033
+
+long %test1(double %t) {
+  %u = bitcast double %t to long
+  ret long %u
+}
+
+double %test2(long %t) {
+  %u = bitcast long %t to double
+  ret double %u
+}
+
+int %test3(float %t) {
+  %u = bitcast float %t to int
+  ret int %u
+}
+
+float %test4(int %t) {
+  %u = bitcast int %t to float
+  ret float %u
+}