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// PR c++/112795
// { dg-do compile { target c++11 } }
void
foo (int (&a)[3])
{
#pragma GCC unroll 1.0f // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll 0xffffffffffffffffULL // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll -42 // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
}
template <int N, typename U>
void
bar (U a)
{
#pragma GCC unroll 1.0f // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll 0xffffffffffffffffULL // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll -42 // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
}
template <typename T, int N, typename U>
void
baz (U a)
{
#pragma GCC unroll (N + 1.0f) // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll (N + 0xffffffffffffffffULL)
for (auto i : a)
;
#pragma GCC unroll (N - 42)
for (auto i : a)
;
#pragma GCC unroll ((T) 1.0f)
for (auto i : a)
;
#pragma GCC unroll ((T) 0xffffffffffffffffULL)
for (auto i : a)
;
#pragma GCC unroll ((T) -42)
for (auto i : a)
;
}
template <typename T, int N, typename U>
void
qux (U a)
{
#pragma GCC unroll (N + 1.0f) // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll (N + 0xffffffffffffffffULL)// { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll (N - 42) // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll ((T) 1.0f) // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll ((T) 0xffffffffffffffffULL)// { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
#pragma GCC unroll ((T) -42) // { dg-error "'#pragma GCC unroll' requires an assignment-expression that evaluates to a non-negative integral constant less than" }
for (auto i : a)
;
}
void
corge ()
{
int a[3] = { 1, 2, 3 };
qux <float, 0, int (&)[3]> (a);
}
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