UnrealEngine/Engine/Source/ThirdParty/Intel/ISPC/ispc-1.16.1/tests/popcnt-3.ispc

export void f_f(uniform float RET[], uniform float aFOO[]) {
    float a = aFOO[programIndex];
    RET[programIndex] = popcnt(a < 3);
}

export void result(uniform float RET[]) { RET[programIndex] = (programCount == 1) ? 1 : 2; }