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/* Test complex arithmetic with signed zeros. Mixed real/complex
subtraction. */
/* { dg-do run } */
/* { dg-options "-std=gnu99" { target c } } */
/* { dg-skip-if "ptx can elide zero additions" { "nvptx-*-*" } { "-O0" } { "" } } */
#include "complex-sign.h"
#define CHECK_SUB(TYPE, COPY, ZERO, ZEROI) \
do { \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, +, +, +, +, -); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, +, +, -, +, +); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, +, -, +, +, -); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, +, -, -, +, +); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, -, +, +, -, -); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, -, +, -, -, +); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, -, -, +, +, -); \
CHECK_ARITH_RC (TYPE, COPY, ZERO, ZEROI, -, -, -, -, +, +); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, +, +, +, ZERO, +, +); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, +, +, -, ZERO, +, +); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, +, -, +, ZERO, +, -); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, +, -, -, ZERO, +, -); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, -, +, +, ZERO, -, +); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, -, +, -, ZERO, +, +); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, -, -, +, ZERO, -, -); \
CHECK_ARITH_CR (TYPE, COPY, ZERO, ZEROI, -, -, -, -, ZERO, +, -); \
} while (0)
void
check_sub_float (void)
{
#ifndef __SPU__
CHECK_SUB (float, __builtin_copysignf, 0.0f, 0.0if);
#endif
}
void
check_sub_double (void)
{
CHECK_SUB (double, __builtin_copysign, 0.0, 0.0i);
}
void
check_sub_long_double (void)
{
CHECK_SUB (long double, __builtin_copysignl, 0.0l, 0.0il);
}
int
main (void)
{
check_sub_float ();
check_sub_double ();
check_sub_long_double ();
exit (0);
}
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