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* vm_insnhelper.c (vm_search_const_defined_class): search

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ancestors only when global scope.  [ruby-core:39227] [Bug #5264]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33163 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2011-09-02 05:36:49 +00:00
parent 5e14b97947
commit 7dddaf6807
4 changed files with 38 additions and 22 deletions
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5
ChangeLog
View file

@ -1,3 +1,8 @@
Fri Sep 2 14:36:47 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* vm_insnhelper.c (vm_search_const_defined_class): search
ancestors only when global scope. [ruby-core:39227] [Bug #5264]
Fri Sep 2 09:58:08 2011 Nobuyoshi Nakada <nobu@ruby-lang.org>
* parse.y (parser_tokadd_string, parser_yylex): ignore a backslash

10
insns.def
View file

@ -895,7 +895,6 @@ defineclass
(VALUE val)
{
VALUE klass;
int newclass = 1;
switch ((int)define_type) {
case 0: /* scoped: class Foo::Bar */
@ -904,16 +903,15 @@ defineclass
if (super == Qnil) {
super = rb_cObject;
newclass = 0;
}
vm_check_if_namespace(cbase);
/* find klass */
rb_autoload_load(cbase, id);
if (vm_const_defined_at(cbase, id, newclass)) {
if ((klass = vm_search_const_defined_class(cbase, id)) != 0) {
/* already exist */
klass = define_type == 0 ? rb_public_const_get(cbase, id) : rb_const_get_from(cbase, id);
klass = define_type == 0 ? rb_public_const_get_at(klass, id) : rb_const_get_at(klass, id);
if (TYPE(klass) != T_CLASS) {
rb_raise(rb_eTypeError, "%s is not a class", rb_id2name(id));
}
@ -949,8 +947,8 @@ defineclass
vm_check_if_namespace(cbase);
/* find klass */
if (vm_const_defined_at(cbase, id, 0)) {
klass = define_type == 2 ? rb_public_const_get(cbase, id) : rb_const_get_from(cbase, id);
if ((klass = vm_search_const_defined_class(cbase, id)) != 0) {
klass = define_type == 2 ? rb_public_const_get_at(klass, id) : rb_const_get_at(klass, id);
/* already exist */
if (TYPE(klass) != T_MODULE) {
rb_raise(rb_eTypeError, "%s is not a module", rb_id2name(id));

10
test/ruby/test_module.rb
View file

@ -557,6 +557,16 @@ module LangModuleTop
end
puts "ok" if LangModuleSpecInObject::LangModuleTop == LangModuleTop
INPUT
bug5264 = '[ruby-core:39227]'
assert_in_out_err([], <<-'INPUT', [], [], bug5264)
class A
class X; end
end
class B < A
module X; end
end
INPUT
end
def test_class_variable_get

17
vm_insnhelper.c
View file

@ -1253,15 +1253,18 @@ vm_get_cvar_base(NODE *cref)
return klass;
}
static int
vm_const_defined_at(VALUE cbase, ID id, int newclass)
static VALUE
vm_search_const_defined_class(const VALUE cbase, ID id)
{
int ret = rb_const_defined_at(cbase, id);
if (!ret && !newclass) {
while ((cbase = RCLASS_SUPER(cbase)) != 0 && cbase != rb_cObject &&
!(ret = rb_const_defined_at(cbase, id)));
if (rb_const_defined_at(cbase, id)) return cbase;
if (cbase == rb_cObject) {
VALUE tmp = RCLASS_SUPER(cbase);
while (tmp) {
if (rb_const_defined_at(tmp, id)) return tmp;
tmp = RCLASS_SUPER(tmp);
}
return ret;
}
return 0;
}
#ifndef USE_IC_FOR_IVAR