// All the headers tickle a location bug.  so subsets of the STL :(

// C compatibility
#include <cassert>
#include <cerrno>
#include <cfenv>
#include <cfloat>
#include <cinttypes>
#include <climits>
#include <clocale>
#include <cmath>
#include <csetjmp>
#include <cstdarg>
#include <cstddef>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <ctime>