objspace.c: enum ruby_value_type

* ext/objspace/objspace.c (type2sym, count_objects_size): use enum
  instead of size_t which may be larger than actual values.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37316 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Wed Oct 24 18:49:16 2012  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* ext/objspace/objspace.c (type2sym, count_objects_size): use enum
+	  instead of size_t which may be larger than actual values.
+
 Wed Oct 24 17:41:24 2012  Koichi Sasada  <ko1@atdot.net>
 
 	* benchmark/driver.rb: add `-x' or `--exclude' option

ext/objspace/objspace.c

@@ -271,7 +271,7 @@ cos_i(void *vstart, void *vend, size_t stride, void *data)
 }
 
 static VALUE
-type2sym(int i)
+type2sym(enum ruby_value_type i)
 {
     VALUE type;
     switch (i) {
@@ -335,7 +335,7 @@ count_objects_size(int argc, VALUE *argv, VALUE os)
 {
     size_t counts[T_MASK+1];
     size_t total = 0;
-    size_t i;
+    enum ruby_value_type i;
     VALUE hash;
 
     if (rb_scan_args(argc, argv, "01", &hash) == 1) {