src/compiler-rt/test/msan/tsearch.cc

   1 // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t
   2
   3 #include <assert.h>
   4 #include <search.h>
   5 #include <stdlib.h>
   6
   7 int compare(const void *pa, const void *pb) {
   8   int a = *(const int *)pa;
   9   int b = *(const int *)pb;
  10   if (a < b)
  11     return -1;
  12   else if (a > b)
  13     return 1;
  14   else
  15     return 0;
  16 }
  17
  18 void myfreenode(void *p) {
  19   delete (int *)p;
  20 }
  21
  22 int main(void) {
  23   void *root = NULL;
  24   for (int i = 0; i < 5; ++i) {
  25     int *p = new int(i);
  26     void *q = tsearch(p, &root, compare);
  27     if (q == NULL)
  28       exit(1);
  29     if (*(int **)q != p)
  30       delete p;
  31   }
  32
  33   tdestroy(root, myfreenode);
  34
  35   return 0;
  36 }