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// { dg-do compile { target c++14 } }
template <int N>
void
foo (long double *ptr, long double *val, long double *ret)
{
__atomic_exchange (ptr, val, ret, __ATOMIC_RELAXED);
}
template <int N>
bool
bar (long double *ptr, long double *exp, long double *des)
{
return __atomic_compare_exchange (ptr, exp, des, false,
__ATOMIC_RELAXED, __ATOMIC_RELAXED);
}
bool
baz (long double *p, long double *q, long double *r)
{
foo<0> (p, q, r);
foo<1> (p + 1, q + 1, r + 1);
return bar<0> (p + 2, q + 2, r + 2) || bar<1> (p + 3, q + 3, r + 3);
}
constexpr int
qux (long double *ptr, long double *val, long double *ret)
{
__atomic_exchange (ptr, val, ret, __ATOMIC_RELAXED);
return 0;
}
constexpr bool
corge (long double *ptr, long double *exp, long double *des)
{
return __atomic_compare_exchange (ptr, exp, des, false,
__ATOMIC_RELAXED, __ATOMIC_RELAXED);
}
long double a[6];
const int b = qux (a, a + 1, a + 2);
const bool c = corge (a + 3, a + 4, a + 5);
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