static float n = NAN;
#endif
+/* Compare two numbers with ==.
+ This is a separate function because IRIX 6.5 "cc -O" miscompiles an
+ 'x == x' test. */
+static int
+numeric_equal (double x, double y)
+{
+ return x == y;
+}
+
int
main ()
{
double d = NAN;
- return d == d;
+ double zero = 0.0;
+ if (numeric_equal (d, d))
+ return 1;
+ d = HUGE_VAL;
+ if (!numeric_equal (d, 1.0 / zero))
+ return 1;
+ return 0;
}