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//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: libcpp-no-exceptions
// MODULES_DEFINES: _LIBCPP_DEBUG=1
// MODULES_DEFINES: _LIBCPP_DEBUG_USE_EXCEPTIONS
// Can't test the system lib because this test enables debug mode
// UNSUPPORTED: with_system_cxx_lib
// test array<T, 0>::operator[] throws a debug exception.
#define _LIBCPP_DEBUG 1
#define _LIBCPP_DEBUG_USE_EXCEPTIONS
#include <array>
template <class Array>
inline bool CheckDebugThrows(Array& Arr, size_t Index) {
try {
Arr[Index];
} catch (std::__libcpp_debug_exception const&) {
return true;
}
return false;
}
int main()
{
{
typedef std::array<int, 0> C;
C c = {};
C const& cc = c;
assert(CheckDebugThrows(c, 0));
assert(CheckDebugThrows(c, 1));
assert(CheckDebugThrows(cc, 0));
assert(CheckDebugThrows(cc, 1));
}
{
typedef std::array<const int, 0> C;
C c = {{}};
C const& cc = c;
assert(CheckDebugThrows(c, 0));
assert(CheckDebugThrows(c, 1));
assert(CheckDebugThrows(cc, 0));
assert(CheckDebugThrows(cc, 1));
}
}
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