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/* { dg-options "-O0" } */
/* Decimal float versions of __builtin_signbit. */
#include "dfp-dbg.h"
#define CHECK32(D,I) \
if ((__builtin_signbitd32 (D) != 0) != I) FAILURE
#define CHECK64(D,I) \
if ((__builtin_signbitd64 (D) != 0) != I) FAILURE
#define CHECK128(D,I) \
if ((__builtin_signbitd128 (D) != 0) != I) FAILURE
/* Prevent the compiler from folding the calls at compile time. */
volatile _Decimal32 sd;
volatile _Decimal64 dd;
volatile _Decimal128 td;
int
main ()
{
sd = 1.9df; CHECK32 (sd, 0)
sd = -5.3df; CHECK32 (sd, 1)
sd = 0.0df; CHECK32 (sd, 0)
sd = -0.0df; CHECK32 (sd, 1)
dd = 1.9dd; CHECK64 (dd, 0)
dd = -5.3dd; CHECK64 (dd, 1)
dd = 0.0dd; CHECK64 (dd, 0)
dd = -0.0dd; CHECK64 (dd, 1)
td = 1.9dl; CHECK128 (td, 0)
td = -5.3dl; CHECK128 (td, 1)
td = 0.0dl; CHECK128 (td, 0)
td = -0.0dl; CHECK128 (td, 1)
FINISH
}
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