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/* { dg-do run { target { *-*-linux* *-*-gnu* } } } */
/* { dg-options "-O1 -lm -fexcess-precision=standard -fsignaling-nans" } */
/* { dg-add-options ieee } */
/* { dg-require-effective-target issignaling } */
#define _GNU_SOURCE
#include <stdio.h>
#include <math.h>
void conversion()
{
float sNaN = __builtin_nansf ("");
double x = (double) sNaN;
if (issignaling(x))
{
__builtin_abort();
}
}
enum op {Add, Mult, Div, Abs};
void operation(enum op t)
{
float x, y;
float sNaN = __builtin_nansf ("");
switch (t)
{
case Abs:
x = fabs(sNaN);
break;
case Add:
x = sNaN + 2.0;
break;
case Mult:
x = sNaN * 2.0;
break;
case Div:
default:
x = sNaN / 2.0;
break;
}
if (t == Abs)
{
if (!issignaling(x))
{
__builtin_abort();
}
}
else if (issignaling(x))
{
__builtin_abort();
}
}
int main (void)
{
conversion();
operation(Add);
operation(Mult);
operation(Div);
#if __FLT_EVAL_METHOD__ == 0
operation(Abs);
#endif
return 0;
}
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