gcc/testsuite/gcc.c-torture/execute/call-trap-1.c

   1 /* Undefined behavior from a call to a function cast to a different
   2    type does not appear until after the function designator and
   3    arguments have been evaluated.  PR 38483.  */
   4 /* Origin: Joseph Myers <joseph@codesourcery.com> */
   5 /* { dg-require-effective-target untyped_assembly } */
   6
   7 extern void exit (int);
   8 extern void abort (void);
   9
  10 int
  11 foo (void)
  12 {
  13   exit (0);
  14   return 0;
  15 }
  16
  17 void
  18 bar (void)
  19 {
  20 }
  21
  22 int
  23 main (void)
  24 {
  25   ((long (*)(int))bar) (foo ());
  26   abort ();
  27 }