memcheck/tests/suppfree.c

   1
   2 #include <stdlib.h>
   3
   4 void ddd ( char* x )
   5 {
   6   free(x);
   7   free(x);
   8 }
   9
  10 void ccc (char* x)
  11 {
  12   ddd(x);
  13 }
  14
  15 void bbb (char* x)
  16 {
  17   ccc(x);
  18 }
  19
  20 void aaa (char* x)
  21 {
  22   bbb(x);
  23 }
  24
  25 void ok_to_suppress_double_free_from_this_fun(char* y)
  26 {
  27   aaa(y);
  28 }
  29
  30 int main ( int argc, char*argv[] )
  31 {
  32    char* x = malloc(10);
  33    char* y = malloc(10);
  34    if (argc > 1)
  35       ok_to_suppress_double_free_from_this_fun(y);
  36    aaa(x);
  37    return 0;
  38 }