message: Fixed uniform-double-sqrt.ispc test
diff: +bool ok(double x, double ref) { return (abs(x - ref) < 1d-15) || abs((x-ref)/ref) < 1d-14; }
  +
  export void f_f(uniform float RET[], uniform float aFOO[]) {
  uniform double f = aFOO[programCount/2];
  uniform double calc = sqrt(f) * sqrt(f) - aFOO[programCount/2];
  - if (calc < 0.) calc = -calc;
  - RET[programIndex] = calc; //(calc < 1e-24) ? 1 : 0;
  + RET[programIndex] = ok(calc, 0) ? 0. : 1.; //(calc < 1e-24) ? 1 : 0;
  }
  export void result(uniform float RET[]) {
  