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Merge pull request #448 from masamitsu-murase/check_iv_tbl

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Check iv in mrb_iv_remove.
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Yukihiro "Matz" Matsumoto
2012-09-04 14:14:34 -07:00
parent e8ae210c25 e79c38b6c6
commit e8b419edc2
1 changed files with 1 additions and 1 deletions
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src/variable.c
+1 -1
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@@ -549,7 +549,7 @@ mrb_iv_remove(mrb_state *mrb, mrb_value obj, mrb_sym sym)
iv_tbl *t = mrb_obj_ptr(obj)->iv;
mrb_value val;
if (iv_del(mrb, t, sym, &val)) {
if (t && iv_del(mrb, t, sym, &val)) {
return val;
}
}