diff options
Diffstat (limited to 'gdb/obstack.h')
| -rw-r--r-- | gdb/obstack.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/gdb/obstack.h b/gdb/obstack.h index f80f2b1..7ebb19c 100644 --- a/gdb/obstack.h +++ b/gdb/obstack.h @@ -290,9 +290,10 @@ int obstack_chunk_size (struct obstack *obstack); #define obstack_blank_fast(h,n) ((h)->next_free += (n)) -#ifdef __GNUC__ +#if defined (__GNUC__) && defined (__STDC__) -/* For GNU C we can define these macros to compute all args only once +/* For GNU C, if not -traditional, + we can define these macros to compute all args only once without using a global variable. Also, we can avoid using the `temp' slot, to make faster code. */ @@ -372,7 +373,7 @@ int obstack_chunk_size (struct obstack *obstack); __o->next_free = __o->object_base = __obj; \ else (obstack_free) (__o, __obj); }) -#else /* not __GNUC__ */ +#else /* not __GNUC__ or not __STDC__ */ /* The non-GNU macros copy the obstack-pointer into this global variable to avoid multiple evaluation. */ @@ -447,7 +448,7 @@ extern struct obstack *_obstack; : (int) _obstack_free ((h), (h)->temp + (char *) (h)->chunk))) #endif -#endif /* not __GNUC__ */ +#endif /* not __GNUC__ or not __STDC__ */ #endif /* not __OBSTACKS__ */ |