drop-in type check for rb_define_private_method

We can check the function pointer passed to rb_define_private_method
like how we do so in rb_define_method.  Doing so revealed some
problematic usages of rb_obj_dummy.  They had to be split according
to their arity.

1 files changed, 2 insertions, 2 deletions

diff --git a/vm_method.c b/vm_method.c
index 154cd8e601..cd91cad802 100644
--- a/vm_method.c
+++ b/vm_method.c
@@ -1802,7 +1802,7 @@ rb_mod_private_method(int argc, VALUE *argv, VALUE obj)
  */
 
 static VALUE
-top_public(int argc, VALUE *argv)
+top_public(int argc, VALUE *argv, VALUE _)
 {
     return rb_mod_public(argc, argv, rb_cObject);
 }
@@ -1820,7 +1820,7 @@ top_public(int argc, VALUE *argv)
  *  String arguments are converted to symbols.
  */
 static VALUE
-top_private(int argc, VALUE *argv)
+top_private(int argc, VALUE *argv, VALUE _)
 {
     return rb_mod_private(argc, argv, rb_cObject);
 }