+Sun Jan 10 13:36:14 1999 Richard Henderson <rth@cygnus.com>
+
+ * gjavah.c (java_float_finite): Use a union to do type punning.
+ (java_double_finite): Likewise.
+
Sat Jan 9 11:25:00 1999 Per Bothner <bothner@cygnus.com>
* parse.y (build_new_array_init): Don't set EXPR_WFL_LINECOL
java_float_finite (f)
jfloat f;
{
- int32 *ip = (int32 *) &f;
+ union {
+ jfloat f;
+ int32 i;
+ } u;
+ u.f = f;
/* We happen to know that F_NAN_MASK will match all NaN values, and
also positive and negative infinity. That's why we only need one
test here. See The Java Language Specification, section 20.9. */
- return (*ip & F_NAN_MASK) != F_NAN_MASK;
+ return (u.i & F_NAN_MASK) != F_NAN_MASK;
}
/* Return 1 if D is not Inf or NaN. */
java_double_finite (d)
jdouble d;
{
- int64 *ip = (int64 *) &d;
+ union {
+ jdouble d;
+ int64 i;
+ } u;
+ u.d = d;
/* Now check for all NaNs. */
- return (*ip & D_NAN_MASK) != D_NAN_MASK;
+ return (u.i & D_NAN_MASK) != D_NAN_MASK;
}
void