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/* Copyright (C) 2001 Free Software Foundation, Inc.  */

/* { dg-do run } */

/* Tests we stringify without inserting a space.  GCC 2.95.x and

   earlier would insert a bogus space before bar in the string, simply

   because a space was there in the invocation.

   Neil Booth, 24 Sep 2001.  */

extern int strcmp (const char *, const char *);

extern int puts (const char *);

extern void abort (void);

#define err(str) do { puts(str); abort(); } while (0)

#define str(x) #x

#define xstr(x) str(x)

#define glibc_hack(x, y) x@y

int main (int argc, char *argv[])

{

  /* The space before "bar" here is vital.  */

  char a[] = xstr(glibc_hack(foo, bar));

  if (strcmp (a, "foo@bar"))

    err ("stringification without spaces");

  return 0;

}