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-rw-r--r--hash.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/hash.c b/hash.c
index bd099ce94d..60e980763c 100644
--- a/hash.c
+++ b/hash.c
@@ -37,8 +37,7 @@ has_extra_methods(VALUE klass)
const VALUE base = rb_cHash;
VALUE c = klass;
while (c != base) {
- st_table *mtbl = RCLASS_M_TBL(c);
- if (mtbl && mtbl->num_entries) return klass;
+ if (rb_class_has_methods(c)) return klass;
c = RCLASS_SUPER(c);
}
return 0;