| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <utility> |
| |
| // template<class T, T N> |
| // using make_integer_sequence = integer_sequence<T, 0, 1, ..., N-1>; |
| |
| // UNSUPPORTED: c++98, c++03, c++11 |
| |
| #include <utility> |
| #include <type_traits> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| int main() |
| { |
| typedef std::make_integer_sequence<int, -3> MakeSeqT; |
| |
| // std::make_integer_sequence is implemented using a compiler builtin if available. |
| // this builtin has different diagnostic messages than the fallback implementation. |
| #if TEST_HAS_BUILTIN(__make_integer_seq) && !defined(_LIBCPP_TESTING_FALLBACK_MAKE_INTEGER_SEQUENCE) |
| MakeSeqT i; // expected-error@utility:* {{integer sequences must have non-negative sequence length}} |
| #else |
| MakeSeqT i; // expected-error@utility:* {{static_assert failed "std::make_integer_sequence must have a non-negative sequence length"}} |
| #endif |
| } |
