diff --git a/test/CodeGen/PowerPC/2006-04-01-FloatDoubleExtend.ll b/test/CodeGen/PowerPC/2006-04-01-FloatDoubleExtend.ll
new file mode 100644
index 00000000000..f662ce289b5
--- /dev/null
+++ b/test/CodeGen/PowerPC/2006-04-01-FloatDoubleExtend.ll
@@ -0,0 +1,7 @@
+; RUN: llvm-as < %s | llc -march=ppc32
+
+double %CalcSpeed(float %tmp127) {
+	%tmp145 = cast float %tmp127 to double		; <double> [#uses=1]
+	%tmp150 = call double asm "frsqrte $0,$1", "=f,f"( double %tmp145 )		; <double> [#uses=0]
+	ret double %tmp150
+}