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* eval.c (remove_method): should not remove undef place holder.

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[ruby-dev:31817]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@13586 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2007-10-01 13:44:21 +00:00
parent 3d13252601
commit ac7497416d
3 changed files with 16 additions and 6 deletions
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9
eval.c
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@ -569,8 +569,13 @@ remove_method(klass, mid)
if (mid == __id__ || mid == __send__ || mid == init) {
rb_warn("removing `%s' may cause serious problem", rb_id2name(mid));
}
if (!st_delete(RCLASS(klass)->m_tbl, &mid, (st_data_t *)&body) ||
!body->nd_body) {
if (st_lookup(RCLASS(klass)->m_tbl, mid, (st_data_t *)&body)) {
if (!body || !body->nd_body) body = 0;
else {
st_delete(RCLASS(klass)->m_tbl, &mid, (st_data_t *)&body);
}
}
if (!body) {
rb_name_error(mid, "method `%s' not defined in %s",
rb_id2name(mid), rb_class2name(klass));
}