1  #include <stdlib.h>
       2  
       3  void
       4  calls_free (void *victim) /* { dg-message "\\(3\\) entry to 'calls_free'" "event 3" } */
       5  /* { dg-message "\\(7\\) entry to 'calls_free'" "event 7" { target *-*-* } .-1 } */
       6  {
       7    free (victim); /* { dg-warning "double-'free' of 'victim'" "warning" } */
       8    /* { dg-message "\\(4\\) first 'free' here" "event 4" { target *-*-* } .-1 } */
       9    /* { dg-message "\\(8\\) second 'free' here; first 'free' was at \\(4\\)" "event 8" { target *-*-* } .-2 } */
      10  
      11    /* TODO: would this be better emitted at the callsite,
      12       for such a simple wrapper?  */
      13  }
      14  
      15  void do_stuff (void)
      16  {
      17    /* Empty.  Irrelevant, and thus should not be expanded into in paths.  */
      18  }
      19  
      20  void test (void *ptr) /* { dg-message "\\(1\\) entry to 'test'" } */
      21  {
      22    do_stuff ();
      23  
      24    calls_free (ptr); /* { dg-message "\\(2\\) calling 'calls_free' from 'test'" "event 2" } */
      25    /* { dg-message "\\(5\\) returning to 'test' from 'calls_free'" "event 5" { target *-*-* } .-1 } */
      26  
      27    do_stuff ();
      28  
      29    calls_free (ptr); /* { dg-message "\\(6\\) passing freed pointer 'ptr' in call to 'calls_free' from 'test'" } */
      30  
      31    do_stuff ();
      32  }