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| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-09-12 06:30:39 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-09-12 06:30:39 +0000 |
| commit | f65c28aba31572d73c80b5b2cdf791a1edf787a9 (patch) | |
| tree | 88853ad115b0c3604e2de43f3c0a9c852fdb276a /gcc/tree.c | |
| parent | 41843f13d6540ed412f8cd0f88676d1f2f7fc323 (diff) | |
| download | gcc-f65c28aba31572d73c80b5b2cdf791a1edf787a9.tar.gz | |
* tree.c (save_tree_status): Revert 10 Sep change.
(restore_tree_status): Likewise. Call obstack_free with NULL
before freeing the obstack proper.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@29355 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/tree.c')
| -rw-r--r-- | gcc/tree.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gcc/tree.c b/gcc/tree.c index b9da51bd5a5..ca471a92bc6 100644 --- a/gcc/tree.c +++ b/gcc/tree.c @@ -365,7 +365,8 @@ save_tree_status (p) 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); @@ -394,14 +395,16 @@ restore_tree_status (p) /* 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; |