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/* Public domain, 2014, Tobias Ulmer <tobiasu@tmux.org> */
/* Test for bug introduced in 4.4BSD modf() on sparc */
#include <math.h>
#define BIGFLOAT (5e15) /* Number large enough to trigger the "big" case */
int
main(void)
{
double f, i;
f = modf(BIGFLOAT, &i);
if (i != BIGFLOAT)
return 1;
if (f != 0.0)
return 1;
/* Repeat, maybe we were lucky */
f = modf(BIGFLOAT, &i);
if (i != BIGFLOAT)
return 1;
if (f != 0.0)
return 1;
/* With negative number, for good measure */
f = modf(-BIGFLOAT, &i);
if (i != -BIGFLOAT)
return 1;
if (f != 0.0)
return 1;
return 0;
}
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