From d848edb1d5ee68896950e9b5fe3e57badfdfb680 Mon Sep 17 00:00:00 2001 From: usa Date: Mon, 23 Jun 2014 09:58:45 +0000 Subject: merge revision(s) 45874: [Backport #9813] * class.c (rb_mod_init_copy): always clear instance variable, constant and method tables first, regardless the source tables. [ruby-dev:48182] [Bug #9813] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@46519 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- class.c | 22 +++++++++++++--------- 1 file changed, 13 insertions(+), 9 deletions(-) (limited to 'class.c') diff --git a/class.c b/class.c index 25ac2eb6c0..384037b2b7 100644 --- a/class.c +++ b/class.c @@ -205,12 +205,21 @@ rb_mod_init_copy(VALUE clone, VALUE orig) } RCLASS_SUPER(clone) = RCLASS_SUPER(orig); RCLASS_EXT(clone)->allocator = RCLASS_EXT(orig)->allocator; + if (RCLASS_IV_TBL(clone)) { + st_free_table(RCLASS_IV_TBL(clone)); + RCLASS_IV_TBL(clone) = 0; + } + if (RCLASS_CONST_TBL(clone)) { + rb_free_const_table(RCLASS_CONST_TBL(clone)); + RCLASS_CONST_TBL(clone) = 0; + } + if (RCLASS_M_TBL(clone)) { + rb_free_m_table(RCLASS_M_TBL(clone)); + RCLASS_M_TBL(clone) = 0; + } if (RCLASS_IV_TBL(orig)) { st_data_t id; - if (RCLASS_IV_TBL(clone)) { - st_free_table(RCLASS_IV_TBL(clone)); - } RCLASS_IV_TBL(clone) = st_copy(RCLASS_IV_TBL(orig)); CONST_ID(id, "__tmp_classpath__"); st_delete(RCLASS_IV_TBL(clone), &id, 0); @@ -220,16 +229,11 @@ rb_mod_init_copy(VALUE clone, VALUE orig) st_delete(RCLASS_IV_TBL(clone), &id, 0); } if (RCLASS_CONST_TBL(orig)) { - if (RCLASS_CONST_TBL(clone)) { - rb_free_const_table(RCLASS_CONST_TBL(clone)); - } + RCLASS_CONST_TBL(clone) = st_init_numtable(); st_foreach(RCLASS_CONST_TBL(orig), clone_const_i, (st_data_t)RCLASS_CONST_TBL(clone)); } if (RCLASS_M_TBL(orig)) { - if (RCLASS_M_TBL(clone)) { - rb_free_m_table(RCLASS_M_TBL(clone)); - } RCLASS_M_TBL(clone) = st_init_numtable(); st_foreach(RCLASS_M_TBL(orig), clone_method_i, (st_data_t)clone); } -- cgit v1.2.3