1166 extern float __attribute__((overloadable)) fast_length(float v) {  in FN_FUNC_FN()
1169 extern float __attribute__((overloadable)) fast_length(float2 v) {  in fast_length()  function
1172 extern float __attribute__((overloadable)) fast_length(float3 v) {  in fast_length()  function
1175 extern float __attribute__((overloadable)) fast_length(float4 v) {  in fast_length()  function
1180     return fast_length(lhs - rhs);  in fast_distance()
1183     return fast_length(lhs - rhs);  in fast_distance()
1186     return fast_length(lhs - rhs);  in fast_distance()
1189     return fast_length(lhs - rhs);  in fast_distance()
1648 float __attribute__((overloadable)) native_length(float v) { return fast_length(v);}  in native_length()
1649 float __attribute__((overloadable)) native_length(float2 v) { return fast_length(v);}  in native_length()
1650 float __attribute__((overloadable)) native_length(float3 v) { return fast_length(v);}  in native_length()
1651 float __attribute__((overloadable)) native_length(float4 v) { return fast_length(v);}  in native_length()