#define stderr STDERR
FILE* stderr = NULL;
-static void checkpoint();
+static void checkpoint(void);
#ifdef __MINGW32__
void nonono(const char* file, int line, const char* msg) {
};
#ifdef DEBUG
-static void checkpoint() {
+static void checkpoint(void) {
assert(((mapping_t*)array_get(&(vvv->mapping), 0))->end == 2);
check1(vvv);
check2(vvv);