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Fixed a bug with modules prepended many times.

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Adjust insertion point in `fix_prepend_module()`.
This commit is contained in:
Yukihiro "Matz" Matsumoto
2020-12-05 08:01:05 +09:00
parent 3972df57fe
commit 00d1fd0e6f
1 changed files with 5 additions and 1 deletions
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src/class.c
+5 -1
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@@ -1449,11 +1449,15 @@ fix_prepend_module(mrb_state *mrb, struct RBasic *obj, void *data)
if (c->tt == MRB_TT_CLASS || c->tt == MRB_TT_MODULE) {
struct RClass *p = c->super;
struct RClass *ins_pos = c;
while (p) {
if (c == m[0]) break;
if (p == m[0]->super->c) {
ins_pos = c;
}
if (p->tt == MRB_TT_CLASS) break;
if (p->c == m[0]) {
include_module_at(mrb, c, c, m[1], 0);
include_module_at(mrb, ins_pos, ins_pos, m[1], 0);
break;
}
c = p;