gcc/testsuite/gcc.dg/torture/pr109469.c

   1 /* { dg-do compile } */
   2
   3 __attribute__((returns_twice)) int foo();
   4
   5 struct xio myproc;
   6 struct xio {
   7   void (*read_proc)();
   8   void (*write_proc)();
   9 };
  10
  11 void dummy_write_proc() {
  12   switch (foo())
  13   default:
  14     myproc.read_proc = myproc.write_proc = dummy_write_proc;
  15 }