+Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
+
+ * tree.c (save_tree_status): Revert 10 Sep change.
+ (restore_tree_status): Likewise. Call obstack_free with NULL
+ before freeing the obstack proper.
+
Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
* cse.c (cse_main): If gc'ing, collect around cse_basic_block.
function_maybepermanent_obstack
= (struct obstack *) xmalloc (sizeof (struct obstack));
gcc_obstack_init (function_maybepermanent_obstack);
- maybepermanent_firstobj = NULL;
+ maybepermanent_firstobj
+ = (char *) obstack_finish (function_maybepermanent_obstack);
function_obstack = (struct obstack *) xmalloc (sizeof (struct obstack));
gcc_obstack_init (function_obstack);
/* Free saveable storage used by the function just compiled and not
saved. */
obstack_free (function_maybepermanent_obstack, maybepermanent_firstobj);
+ if (obstack_empty_p (function_maybepermanent_obstack))
+ {
+ obstack_free (function_maybepermanent_obstack, NULL);
+ free (function_maybepermanent_obstack);
+ }
obstack_free (&temporary_obstack, temporary_firstobj);
obstack_free (&momentary_obstack, momentary_function_firstobj);
obstack_free (function_obstack, NULL);
-
- if (maybepermanent_firstobj == NULL)
- free (function_maybepermanent_obstack);
free (function_obstack);
temporary_firstobj = p->temporary_firstobj;