1; RUN: llc < %s -march=x86 -mcpu=yonah | not grep pxor 2 3; This should not need to materialize 0.0 to evaluate the condition. 4 5define i32 @test(double %X) nounwind { 6entry: 7 %tmp6 = fcmp uno double %X, 0.000000e+00 ; <i1> [#uses=1] 8 %tmp67 = zext i1 %tmp6 to i32 ; <i32> [#uses=1] 9 ret i32 %tmp67 10} 11 12