* iseq.c (iseq_mark): skip outdated cache entries.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@24688 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 5 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 18fc5384b..82a6b1f35 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Fri Aug 28 09:34:04 2009  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* iseq.c (iseq_mark): skip outdated cache entries.
+
 Fri Aug 28 07:25:25 2009  Yukihiro Matsumoto  <matz@ruby-lang.org>
 
 	* enumerator.c (next_i): typo fixed (reached at end -> reached an
diff --git a/iseq.c b/iseq.c
index 169c1e546..5bbd2f1db 100644
--- a/iseq.c
+++ b/iseq.c
@@ -108,6 +108,7 @@ iseq_mark(void *ptr)
 	    struct iseq_inline_cache_entry *const ic = &iseq->ic_entries[i];
 	    RUBY_MARK_UNLESS_NULL(ic->ic_class);
 	    RUBY_MARK_UNLESS_NULL(ic->ic_value);
+	    if (ic->ic_vmstat != GET_VM_STATE_VERSION()) continue;
 	    if (ic->ic_method) {
 		rb_gc_mark_method_entry(ic->ic_method);
 	    }