gcc/testsuite/gcc.dg/tree-ssa/pr19831-2.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-optimized" } */
   3
   4 void test1(void)
   5 {
   6   int *p = __builtin_malloc (sizeof (int) * 4);
   7   *p++ = 4;
   8   __builtin_free (p);   // { dg-warning "\\\[-Wfree-nonheap-object" }
   9 }
  10
  11 /* Undefined.  We can't do anything here.  */
  12
  13 /* { dg-final { scan-tree-dump-times "free" 1 "optimized" } } */
  14 /* { dg-final { scan-tree-dump-times "malloc" 1 "optimized" } } */