; RUN: llc < %s -march=x86 -mattr=+sse2 | not grep test define float @tst1(float %a, float %b) { %tmp = tail call float @copysignf( float %b, float %a ) ret float %tmp } define double @tst2(double %a, float %b, float %c) { %tmp1 = fadd float %b, %c %tmp2 = fpext float %tmp1 to double %tmp = tail call double @copysign( double %a, double %tmp2 ) ret double %tmp } declare float @copysignf(float, float) declare double @copysign(double, double)