1.1 --- a/templates/native/float.c	Mon Feb 04 18:53:56 2019 +0100
     1.2 +++ b/templates/native/float.c	Mon May 20 13:12:25 2019 +0200
     1.3 @@ -63,6 +63,28 @@
     1.4      return __NULL;
     1.5  }
     1.6  
     1.7 +static __attr make_result(__attr self, __attr other, double value)
     1.8 +{
     1.9 +    __attr result;
    1.10 +
    1.11 +    if (self.value->temporary)
    1.12 +    {
    1.13 +        __set_trailing_data(self, __builtins___float_float, value);
    1.14 +        return self;
    1.15 +    }
    1.16 +    else if (other.value->temporary)
    1.17 +    {
    1.18 +        __set_trailing_data(other, __builtins___float_float, value);
    1.19 +        return other;
    1.20 +    }
    1.21 +    else
    1.22 +    {
    1.23 +        result = __new_float(value);
    1.24 +        result.value->temporary = 1;
    1.25 +        return result;
    1.26 +    }
    1.27 +}
    1.28 +
    1.29  /* Floating point operations. Exceptions are raised in the signal handler. */
    1.30  
    1.31  __attr __fn_native_float_float_add(__attr __self, __attr self, __attr other)
    1.32 @@ -70,7 +92,7 @@
    1.33      /* self and other interpreted as float */
    1.34      double i = __TOFLOAT(self);
    1.35      double j = __TOFLOAT(other);
    1.36 -    return __new_float(i + j);
    1.37 +    return make_result(self, other, i + j);
    1.38  }
    1.39  
    1.40  __attr __fn_native_float_float_sub(__attr __self, __attr self, __attr other)
    1.41 @@ -78,7 +100,7 @@
    1.42      /* self and other interpreted as float */
    1.43      double i = __TOFLOAT(self);
    1.44      double j = __TOFLOAT(other);
    1.45 -    return __new_float(i - j);
    1.46 +    return make_result(self, other, i - j);
    1.47  }
    1.48  
    1.49  __attr __fn_native_float_float_mul(__attr __self, __attr self, __attr other)
    1.50 @@ -86,7 +108,7 @@
    1.51      /* self and other interpreted as float */
    1.52      double i = __TOFLOAT(self);
    1.53      double j = __TOFLOAT(other);
    1.54 -    return __new_float(i * j);
    1.55 +    return make_result(self, other, i * j);
    1.56  }
    1.57  
    1.58  __attr __fn_native_float_float_div(__attr __self, __attr self, __attr other)
    1.59 @@ -94,7 +116,7 @@
    1.60      /* self and other interpreted as float */
    1.61      double i = __TOFLOAT(self);
    1.62      double j = __TOFLOAT(other);
    1.63 -    return __new_float(i / j);
    1.64 +    return make_result(self, other, i / j);
    1.65  }
    1.66  
    1.67  __attr __fn_native_float_float_mod(__attr __self, __attr self, __attr other)
    1.68 @@ -102,7 +124,7 @@
    1.69      /* self and other interpreted as float */
    1.70      double i = __TOFLOAT(self);
    1.71      double j = __TOFLOAT(other);
    1.72 -    return __new_float(fmod(i, j));
    1.73 +    return make_result(self, other, fmod(i, j));
    1.74  }
    1.75  
    1.76  __attr __fn_native_float_float_neg(__attr __self, __attr self)
    1.77 @@ -128,7 +150,7 @@
    1.78          __raise_overflow_error();
    1.79  
    1.80      /* Return the result. */
    1.81 -    return __new_float(result);
    1.82 +    return make_result(self, other, result);
    1.83  }
    1.84  
    1.85  __attr __fn_native_float_float_le(__attr __self, __attr self, __attr other)