extern double double_approx (const cl_FF& x);
-#ifdef WANT_OBFUSCATING_OPERATORS
// This could be optimized to use in-place operations.
inline cl_FF& operator+= (cl_FF& x, const cl_FF& y) { return x = x + y; }
inline cl_FF& operator+= (cl_FF& x, const float y) { return x = x + y; }
inline cl_FF& operator*= (cl_FF& x, const float y) { return x = x * y; }
inline cl_FF& operator/= (cl_FF& x, const cl_FF& y) { return x = x / y; }
inline cl_FF& operator/= (cl_FF& x, const float y) { return x = x / y; }
-#endif
CL_REQUIRE(cl_ieee)