ruby bindings: Fixed a miss-placed cast.

diff --git a/bindings/ruby/main.c b/bindings/ruby/main.c
index 5096eef94cb3454e5a500e6c522f92081d457bc5..66e6fbd599f034a6fe0f5f8af1634c020151141c 100644 (file)
--- a/bindings/ruby/main.c
+++ b/bindings/ruby/main.c
@@ -57,7 +57,7 @@ string_arr string_arr_new(
         default:
             rb_raise(rb_eTypeError,
                      "invalid argument - %s, expected T_STRING or T_FIXNUM on index %ld",
-                     (long)rb_class2name(CLASS_OF(v)), i);
+                     rb_class2name(CLASS_OF(v)), (long)i);
             break;
         }
     }