cxx/test/containers/associative/multimap/empty.pass.cpp

44 lines
959 B
C++

//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <map>
// class multimap
// bool empty() const;
#include <map>
#include <cassert>
#include "../../min_allocator.h"
int main()
{
{
typedef std::multimap<int, double> M;
M m;
assert(m.empty());
m.insert(M::value_type(1, 1.5));
assert(!m.empty());
m.clear();
assert(m.empty());
}
#if __cplusplus >= 201103L
{
typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
M m;
assert(m.empty());
m.insert(M::value_type(1, 1.5));
assert(!m.empty());
m.clear();
assert(m.empty());
}
#endif
}