crash38.c

gcc-you can use this code to learn something about gcc, and inquire further into linux,

// Build don't link:

// Copyright (C) 2000 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 28 Nov 2000 <[e-mail]>

// Bug 611. We ICEd when calling a member function returning an incomplete
// type by value.

struct X;   // ERROR - forward ref

struct Y
{
  X foo ();
};

void baz (Y *p)
{
  p->foo ();    // ERROR - incomplete
}