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| author | Trevor Saunders <tsaunders@mozilla.com> | 2014-05-17 23:15:55 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2014-05-17 23:15:55 +0000 |
| commit | c3af645c4ca4ed88db366564d3144ae509247ebf (patch) | |
| tree | 7f3bb1faa0d31051865a30b61d5cbd434241b592 /gcc | |
| parent | de49ce19cc37f620ee42caabda56f71bcb350887 (diff) | |
| download | gcc-c3af645c4ca4ed88db366564d3144ae509247ebf.zip gcc-c3af645c4ca4ed88db366564d3144ae509247ebf.tar.gz gcc-c3af645c4ca4ed88db366564d3144ae509247ebf.tar.bz2 | |
comment ggc_handle_finalizers
* ggc-page.c (ggc_handle_finalizers): Add comment.
From-SVN: r210569
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/ggc-page.c | 5 |
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 53dc3e1..c26bf6e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2014-05-17 Trevor Saunders <tsaunders@mozilla.com> + * ggc-page.c (ggc_handle_finalizers): Add comment. + +2014-05-17 Trevor Saunders <tsaunders@mozilla.com> + * ggc-common.c (ggc_internal_cleared_alloc): Adjust. * ggc-none.c (ggc_internal_alloc): Assert if a finalizer is passed. (ggc_internal_cleared_alloc): Likewise. diff --git a/gcc/ggc-page.c b/gcc/ggc-page.c index b3a1a2a..a8d8d0e 100644 --- a/gcc/ggc-page.c +++ b/gcc/ggc-page.c @@ -1859,6 +1859,11 @@ clear_marks (void) } } +/* Check if any blocks with a registered finalizer have become unmarked. If so + run the finalizer and unregister it because the block is about to be freed. + Note that no garantee is made about what order finalizers will run in so + touching other objects in gc memory is extremely unwise. */ + static void ggc_handle_finalizers () { |