From 819f4f0e65b78c7a57b79a5e8c527adecc3c84d6 Mon Sep 17 00:00:00 2001 From: Peter Zhu Date: Wed, 16 Mar 2022 15:10:11 -0400 Subject: Always skip dummy head of subclass in rb_prepend_module The first node of the subclass linked list of always a dummy head, so it should be skipped. --- class.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'class.c') diff --git a/class.c b/class.c index 0acac96022..28743a229e 100644 --- a/class.c +++ b/class.c @@ -1353,7 +1353,7 @@ rb_prepend_module(VALUE klass, VALUE module) if (RB_TYPE_P(klass, T_MODULE)) { rb_subclass_entry_t *iclass = RCLASS_SUBCLASSES(klass); // skip the placeholder subclass entry at the head of the list if it exists - if (iclass && iclass->next) { + if (iclass) { RUBY_ASSERT(!iclass->klass); iclass = iclass->next; } -- cgit v1.2.1