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authorNobuyoshi Nakada <nobu@ruby-lang.org>2021-02-03 17:38:19 +0900
committerNobuyoshi Nakada <nobu@ruby-lang.org>2021-02-03 19:59:35 +0900
commit71c746379d5872e250d90ae45c585760afaf9516 (patch)
tree4b08f3595accfc3a0f58a422d10a1dffcb8bc0ec /vm_method.c
parent8df1881c8fc9c173963e8f7d0d078e8d56640903 (diff)
downloadruby-71c746379d5872e250d90ae45c585760afaf9516.tar.gz
Make alias for aliased original method
Chaining aliased methods increases searching cost linearly.
Diffstat (limited to 'vm_method.c')
-rw-r--r--vm_method.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/vm_method.c b/vm_method.c
index 4833ff692c..7218faa5c9 100644
--- a/vm_method.c
+++ b/vm_method.c
@@ -1932,11 +1932,17 @@ rb_alias(VALUE klass, ID alias_name, ID original_name)
}
}
- if (orig_me->def->type == VM_METHOD_TYPE_ZSUPER) {
+ switch (orig_me->def->type) {
+ case VM_METHOD_TYPE_ZSUPER:
klass = RCLASS_SUPER(klass);
original_name = orig_me->def->original_id;
visi = METHOD_ENTRY_VISI(orig_me);
goto again;
+ case VM_METHOD_TYPE_ALIAS:
+ orig_me = orig_me->def->body.alias.original_me;
+ VM_ASSERT(orig_me->def->type != VM_METHOD_TYPE_ALIAS);
+ break;
+ default: break;
}
if (visi == METHOD_VISI_UNDEF) visi = METHOD_ENTRY_VISI(orig_me);