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Do not expand "included class" in mrb_proc_new().

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If `target_class->tt` is `MRB_TT_ICLASS`, it may cause loss of class inheritance relationships.
This problem is caused by #5402.

ref. #5725
This commit is contained in:
dearblue
2022-06-25 11:45:18 +09:00
parent ab3486d9ff
commit 8bab20ef7c
1 changed files with 1 additions and 9 deletions
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src/proc.c
+1 -9
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@@ -52,15 +52,7 @@ mrb_proc_new(mrb_state *mrb, const mrb_irep *irep)
struct RClass *tc = NULL;
if (ci->proc) {
if (ci->proc->color != MRB_GC_RED) {
tc = MRB_PROC_TARGET_CLASS(ci->proc);
}
else {
tc = mrb_vm_ci_target_class(ci);
if (tc && tc->tt == MRB_TT_ICLASS) {
tc = tc->c;
}
}
tc = MRB_PROC_TARGET_CLASS(ci->proc);
}
if (tc == NULL) {
tc = mrb_vm_ci_target_class(ci);