1 files changed, 1 insertions, 3 deletions
diff --git a/class.c b/class.c
index f5090d7f0f..01939f5008 100644
--- a/class.c
+++ b/class.c
@@ -177,9 +177,7 @@ class_alloc(VALUE flags, VALUE klass)
 
     RVARGC_NEWOBJ_OF(obj, struct RClass, klass, (flags & T_MASK) | FL_PROMOTED1 /* start from age == 2 */ | (RGENGC_WB_PROTECTED_CLASS ? FL_WB_PROTECTED : 0), alloc_size);
 
-#if USE_RVARGC
-    obj->ptr = (rb_classext_t *)((char *)obj + sizeof(struct RClass));
-#else
+#if !USE_RVARGC
     obj->ptr = ZALLOC(rb_classext_t);
 #endif