modernc.org/cc@v1.0.1/testdata/gcc-6.3.0/gcc/testsuite/gcc.c-torture/compile/pr17558.c (about)

     1  struct xobject {
     2         char type;
     3  };
     4  extern struct xobject *t1_Xform ( struct xobject *obj);
     5  struct xobject *
     6  t1_Xform(struct xobject *obj)
     7  {
     8    register struct font *F = (struct font *) obj;
     9    return((struct xobject*)F);
    10  }