test/main-override.c

#include <stdlib.h>
#include <stdio.h>
#include <assert.h>
#include <string.h>
#include <mimalloc.h>
// #include <mimalloc-override.h>

int main() {
  mi_version();       // ensure mimalloc library is linked
  void* p1 = malloc(78);
  _expand(p1, 100);
  if (!mi_is_in_heap_region(p1)) {
     printf("p1: malloc failed to allocate in heap region\n");
     return 1;
  }
  

  void* p2 = malloc(24);
  if (!mi_is_in_heap_region(p2)) {
     printf("p2: malloc failed to allocate in heap region\n");
     return 1;
  }
  free(p1);
  p1 = malloc(8);
  char* s = strdup("hello\n");
  free(p2);
  p2 = malloc(16);
  void* p3 = realloc(p1, 32); if (p3!=NULL) { p1 = p3; }
  free(p1);
  free(p2);
  free(s);
  //mi_collect(true);

  /* now test if override worked by allocating/freeing across the api's*/
  p1 = mi_malloc(32);
  free(p1);
  p2 = malloc(32);
  mi_free(p2);

  //p1 = malloc(24);
  //p2 = reallocarray(p1, 16, 16);
  //free(p2);
  //p1 = malloc(24);
  //assert(reallocarr(&p1, 16, 16) == 0);
  //free(p1);

  mi_stats_print(NULL);
  return 0;
}