Fix `mrb_int` and `size_t` combination warnings.

1 files changed, 2 insertions, 3 deletions

diff --git a/src/gc.c b/src/gc.c
index be812c4d3..5531207db 100644
--- a/src/gc.c
+++ b/src/gc.c
@@ -1601,11 +1601,10 @@ mrb_objspace_each_objects(mrb_state *mrb, mrb_each_object_callback *callback, vo
   }
 }
 
-mrb_int
+size_t
 mrb_objspace_page_slot_size(void)
 {
-  const mrb_int i = sizeof(RVALUE);
-  return i;
+  return sizeof(RVALUE);
 }
 
 #ifdef GC_TEST