admin/mruby-mruby
1
0
Fork 0
mirror of https://github.com/mruby/mruby synced 2026-06-08 16:11:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

singleton_class should not be duped; fix #2815

Browse Source
This commit is contained in:
Yukihiro "Matz" Matsumoto
2015-06-01 21:30:07 +09:00
parent bd2686d82d
commit b6121adc7d
1 changed files with 3 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/kernel.c
+3
View File
@@ -369,6 +369,9 @@ mrb_obj_dup(mrb_state *mrb, mrb_value obj)
if (mrb_immediate_p(obj)) {
mrb_raisef(mrb, E_TYPE_ERROR, "can't dup %S", obj);
}
if (mrb_type(obj) == MRB_TT_SCLASS) {
mrb_raise(mrb, E_TYPE_ERROR, "can't dup singleton class");
}
p = mrb_obj_alloc(mrb, mrb_type(obj), mrb_obj_class(mrb, obj));
dup = mrb_obj_value(p);
init_copy(mrb, dup, obj);