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Add test for self-referencing emplace test.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@159921 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2012-07-09 02:47:43 +00:00
parent a58402abb9
commit d586248597
1 changed files with 34 additions and 0 deletions
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34
test/containers/sequences/vector/vector.modifiers/emplace_extra.pass.cpp Normal file
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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.
//
//===----------------------------------------------------------------------===//
// <vector>
// template <class... Args> iterator emplace(const_iterator pos, Args&&... args);
#include <vector>
#include <cassert>
int main()
{
#ifndef _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
{
std::vector<int> v;
v.reserve(3);
v = { 1, 2, 3 };
v.emplace(v.begin(), v.back());
assert(v[0] == 3);
}
{
std::vector<int> v;
v.reserve(4);
v = { 1, 2, 3 };
v.emplace(v.begin(), v.back());
assert(v[0] == 3);
}
#endif // _LIBCPP_HAS_NO_GENERALIZED_INITIALIZERS
}