blob: ad261eb7d561c197253dadf675b2d755b8244410 [file] [log] [blame]
/* Test float on alpha. */
/* { dg-do run { target alpha*-*-* } } */
/* { dg-options "-mieee -O2" } */
extern void abort(void);
extern int printf(const char *, ...);
typedef int int32_t __attribute__ ((__mode__ ( __SI__ ))) ;
typedef union
{
float value;
int32_t word;
} ieee_float_shape_type;
int isinff(float x)
{
int32_t ix,t;
ieee_float_shape_type gf_u;
gf_u.value = x;
ix = gf_u.word;
printf ("%x\n", ix);
t = ix & 0x7fffffff;
t ^= 0x7f800000;
t |= -t;
return ~(t >> 31) & (1 - ((ix & 0x80000000) >> 30));
}
main ()
{
float x = 1.0 / 0.0;
int i = isinff (x);
if (i == 0)
abort ();
printf ("%d\n", i);
return 0;
}