; RUN: llc < %s -march=x86 -mcpu=yonah | not grep pxor ; This should not need to materialize 0.0 to evaluate the condition. define i32 @test(double %X) nounwind { entry: %tmp6 = fcmp uno double %X, 0.000000e+00 ; [#uses=1] %tmp67 = zext i1 %tmp6 to i32 ; [#uses=1] ret i32 %tmp67 }