+
−/* { dg-do run } */
+
−/* Tests we stringify without changing unprintable characts.  
+
−
+
−   Andrew Pinski */
+
−
+
−extern int strcmp (const char *, const char *);
+
−#if DEBUG
+
−extern int puts (const char *);
+
−#else
+
−#define puts(X)
+
−#endif
+
−extern void abort (void);
+
−#define err(str) do { puts(str); abort(); } while (0)
+
−
+
−
+
−#define S(X) S2(X)
+
−#define S2(X) #X
+
−#define TAB "	" /* Note there is a tab character here. */
+
−
+
−int main (int argc, char *argv[])
+
−{
+
−  /* The space before "bar" here is vital.  */
+
−  char a[] = S(S(TAB));
+
−
+
−  if (strcmp (a, "\"\\\"	\\\"\""))
+
−    err ("stringification caused octal");
+
−
+
−  return 0;
+
−}