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/* { dg-do run } */

/* Test that, when a macro expansion spills into the source file, we

   expand macros we suck in from there, as the standard clearly states

   they are not nested.

   Submitter: Neil Booth, with minor modifications to the originals. 3

   Dec 2000.

   Source: PR 962 and Thomas Pornin.  */

extern void abort (void);

int e = 10, f = 100;

#define e(n) 4 + n

#define X e

#define f(x) x

#define h(x) x + f

int

main ()

{

  if (X(X) != 14)               /* Should expand to "4 + e".  */

    abort ();

  if (X(X(f)) != 108)           /* Should expand to "4 + 4 + f".  */

    abort ();

  if (h(e)(h(e)) != 120)        /* Should expand to "e + e + f".  */

    abort ();

  return 0;

}