gc.h: move rb_objspace_garbage_object_p to internal/gc.h

... to allow class.c to use the function

1 files changed, 0 insertions, 1 deletions

diff --git a/class.c b/class.c
index b1bd896996..f5090d7f0f 100644
--- a/class.c
+++ b/class.c
@@ -29,7 +29,6 @@
 #include "internal/variable.h"
 #include "ruby/st.h"
 #include "vm_core.h"
-#include "gc.h"
 
 #define id_attached id__attached__