* gc.c (garbage_collect): mark ruby_current_node.

  if an exception is raised in a finalizer called by
  rb_gc_call_finalizer_at_exit, ruby_set_current_source may use
  collected ruby_current_node and mark_source_filename may corrupt
  memory.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@9821 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 0 deletions

diff --git a/gc.c b/gc.c
index 5a2146b24c..65c858b3e4 100644
--- a/gc.c
+++ b/gc.c
@@ -1331,6 +1331,8 @@ garbage_collect()
 
     init_mark_stack();
 
+    gc_mark((VALUE)ruby_current_node, 0);
+
     /* mark frame stack */
     for (frame = ruby_frame; frame; frame = frame->prev) {
 	rb_gc_mark_frame(frame);