1 // RUN: %clangxx_scudo %s -lstdc++ -o %t
2 // RUN: %run %t 2>&1
3 
4 // Tests that a regular workflow of allocation, memory fill and free works as
5 // intended. Tests various sizes serviced by the primary and secondary
6 // allocators.
7 
8 #include <assert.h>
9 #include <stdlib.h>
10 #include <string.h>
11 
12 #include <vector>
13 
14 int main(int argc, char **argv) {
15   void *p;
16   std::vector<ssize_t> sizes{1, 8, 16, 32, 1024, 32768,
17                              1 << 16, 1 << 17, 1 << 20, 1 << 24};
18   std::vector<int> offsets{1, 0, -1, -7, -8, -15, -16, -31, -32};
19 
20   p = malloc(0);
21   assert(p);
22   free(p);
23   for (ssize_t size : sizes) {
24     for (int offset : offsets) {
25       ssize_t actual_size = size + offset;
26       if (actual_size <= 0)
27         continue;
28       p = malloc(actual_size);
29       assert(p);
30       memset(p, 0xff, actual_size);
31       free(p);
32     }
33   }
34 
35   return 0;
36 }
37