id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
9108	flat_multimap leaks on insert(Iterator, Iterator)	adam.m.baxter@…	Ion Gaztañaga	"Reproducer:

#include <iostream>
#include <boost/container/flat_map.hpp>

typedef boost::container::flat_multimap<int,int> IntMap;

class MapTest {
public:
    MapTest() {}
    MapTest(IntMap const &map) :
        _map(map) {
        _map.insert(map.begin(), map.end());
    }
    IntMap const& getMap() {return _map; }
private:
    IntMap _map;
};

int main(int argc, char *argv[]) {

    using std::cout;
    using std::endl;

    IntMap iMap;
    for(int i = 0; i < 1000; i++) {
        iMap.emplace(i, i);
    }

    MapTest map(iMap);
    for(auto const &kvPair : map.getMap()) {
        cout << kvPair.first << "" : "" << kvPair.second << endl;
    }
    return 0;
}

Valgrind Output:

==15820== 
==15820== HEAP SUMMARY:
==15820==     in use at exit: 8,000 bytes in 1 blocks
==15820==   total heap usage: 20 allocs, 19 frees, 49,624 bytes allocated
==15820== 
==15820== 8,000 bytes in 1 blocks are definitely lost in loss record 1 of 1
==15820==    at 0x4A068F3: operator new(unsigned long) (in /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==15820==    by 0x4016EF: MapTest::MapTest(boost::container::flat_multimap<int, int, std::less<int>, std::allocator<std::pair<int, int> > > const&) (in /home/abaxter/Projects/Du/apollo-build/bin/sandbox)
==15820==    by 0x4013B9: main (in /home/abaxter/Projects/Du/apollo-build/bin/sandbox)
==15820== 
==15820== LEAK SUMMARY:
==15820==    definitely lost: 8,000 bytes in 1 blocks
==15820==    indirectly lost: 0 bytes in 0 blocks
==15820==      possibly lost: 0 bytes in 0 blocks
==15820==    still reachable: 0 bytes in 0 blocks
==15820==         suppressed: 0 bytes in 0 blocks
==15820== 
"	Bugs	closed	To Be Determined	container	Boost 1.54.0	Problem	fixed