gcc/testsuite/c-c++-common/asan/pr63316.c

   1 /* PR sanitizer/63316 */
   2 /* { dg-do run } */
   3 /* { dg-skip-if "" { *-*-* }  { "*" } { "-O2" } } */
   4
   5 #ifdef __cplusplus
   6 extern "C" {
   7 #endif
   8 extern void *malloc (__SIZE_TYPE__);
   9 extern void free (void *);
  10 #ifdef __cplusplus
  11 }
  12 #endif
  13
  14 int
  15 main ()
  16 {
  17   int *p = (int *) malloc (sizeof (int));
  18   *p = 3;
  19   asm volatile ("" : : "r" (p) : "memory");
  20   free (p);
  21   return 0;
  22 }