diff options
| author | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-11-25 10:31:38 +0000 |
|---|---|---|
| committer | nathan <nathan@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-11-25 10:31:38 +0000 |
| commit | 0e06d11ae87a475871e98251ccd7341cc60f75ea (patch) | |
| tree | 60167593bb07447210914ff3d3ea5ed5f3a01a6a /gcc/bitmap.c | |
| parent | d8663b3e6304db3bdcfd45c8f6c4487aa0cf49e2 (diff) | |
| download | gcc-0e06d11ae87a475871e98251ccd7341cc60f75ea.tar.gz | |
* basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
(FREE_REG_SET): Adjust.
* bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
* bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
(BITMAP_ALLOC): ... here.
(BITMAP_OBSTACK_FREE): Rename to ...
(BITMAP_FREE): Don't check for NULL bitmap here.
* tree-ssa-pre.c (value_insert_into_set_bitmap,
bitmap_set_new): Use new names.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@91281 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/bitmap.c')
| -rw-r--r-- | gcc/bitmap.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/gcc/bitmap.c b/gcc/bitmap.c index cbedf2c7b1a..275e440d6c3 100644 --- a/gcc/bitmap.c +++ b/gcc/bitmap.c @@ -241,9 +241,12 @@ bitmap_malloc_alloc (void) void bitmap_obstack_free (bitmap map) { - bitmap_clear (map); - map->first = (void *)map->obstack->heads; - map->obstack->heads = map; + if (map) + { + bitmap_clear (map); + map->first = (void *)map->obstack->heads; + map->obstack->heads = map; + } } /* Release a malloc allocated bitmap. */ |