objspace.c: use rb_ident_hash_new

* ext/objspace/objspace.c (reachable_objects_from_root): use
  rb_ident_hash_new instead of funcall Hash#compare_by_id.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@51515 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/internal.h b/internal.h
index 06f61d85fe..45742d059d 100644
--- a/internal.h
+++ b/internal.h
@@ -843,7 +843,6 @@ struct st_table *rb_hash_tbl_raw(VALUE hash);
 VALUE rb_hash_has_key(VALUE hash, VALUE key);
 VALUE rb_hash_set_default_proc(VALUE hash, VALUE proc);
 long rb_objid_hash(st_index_t index);
-VALUE rb_ident_hash_new(void);
 st_table *rb_init_identtable(void);
 st_table *rb_init_identtable_with_size(st_index_t size);
 
@@ -1268,6 +1267,7 @@ VALUE rb_str_normalize_ospath(const char *ptr, long len);
 
 /* hash.c (export) */
 VALUE rb_hash_delete_entry(VALUE hash, VALUE key);
+VALUE rb_ident_hash_new(void);
 
 /* io.c (export) */
 void rb_maygvl_fd_fix_cloexec(int fd);