1// Test for bug 100628:  need to allow custom MALLOCLIKE blocks to overlap
2// with normal malloc() blocks in leak-checking -- if it happens, we ignore
3// the malloc() block during the leak check.
4
5#include <stdlib.h>
6#include "valgrind.h"
7
8int main(void)
9{
10   char* x;
11
12   // For this one, the first custom block overlaps exactly with the start of
13   // the malloc block.
14   x = malloc(1000);
15   VALGRIND_MALLOCLIKE_BLOCK(x,     /*szB*/ 16, /*rzB*/0, /*isZeroed*/0);
16   VALGRIND_MALLOCLIKE_BLOCK(x+100, /*szB*/ 32, /*rzB*/0, /*isZeroed*/0);
17   VALGRIND_MALLOCLIKE_BLOCK(x+200, /*szB*/ 64, /*rzB*/0, /*isZeroed*/0);
18   VALGRIND_MALLOCLIKE_BLOCK(x+300, /*szB*/128, /*rzB*/0, /*isZeroed*/0);
19
20   // For this one, the first custom block does not overlap exactly with the
21   // start of the malloc block.
22   x = malloc(1000);
23   VALGRIND_MALLOCLIKE_BLOCK(x+100, /*szB*/ 32, /*rzB*/0, /*isZeroed*/0);
24   VALGRIND_MALLOCLIKE_BLOCK(x+200, /*szB*/ 64, /*rzB*/0, /*isZeroed*/0);
25   VALGRIND_MALLOCLIKE_BLOCK(x+300, /*szB*/128, /*rzB*/0, /*isZeroed*/0);
26
27   return 0;
28}
29