* struct.c (rb_struct_set): use original method name, not callee
  name, to retrieve member slot.  [ruby-core:04268]

* time.c (time_strftime): protect from format modification from GC
  finalizers.

* gc.c (rb_data_object_alloc): klass may be NULL.
  [ruby-list:40498]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@7791 b2dd03c8-39d4-4d8f-98ff-823fe69b080e