1/* Copyright (C) 2001 Free Software Foundation, Inc.  */
2
3/* { dg-do run } */
4
5/* Tests we stringify without inserting a space.  GCC 2.95.x and
6   earlier would insert a bogus space before bar in the string, simply
7   because a space was there in the invocation.
8
9   Neil Booth, 24 Sep 2001.  */
10
11extern int strcmp (const char *, const char *);
12extern int puts (const char *);
13extern void abort (void);
14#define err(str) do { puts(str); abort(); } while (0)
15
16#define str(x) #x
17#define xstr(x) str(x)
18#define glibc_hack(x, y) x@y
19
20int main (int argc, char *argv[])
21{
22  /* The space before "bar" here is vital.  */
23  char a[] = xstr(glibc_hack(foo, bar));
24
25  if (strcmp (a, "foo@bar"))
26    err ("stringification without spaces");
27
28  return 0;
29}
30