fix documents. __dir__ is a shorthand File.realdirpath(__FILE__).

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38919 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index c4bda48524..622bfedf76 100644
--- a/eval.c
+++ b/eval.c
@@ -1508,7 +1508,7 @@ rb_f_callee_name(void)
  *  Returns the canonicalized absolute path of the directory of the file from
  *  which this method is called. It means symlinks in the path is resolved.
  *  If <code>__FILE__</code> is <code>nil</code>, it returns <code>nil</code>.
- *  The return value equals to <code>File.dirname(File.realpath(__FILE__))</code>.
+ *  The return value equals to <code>File.realdirpath(__FILE__)</code>.
  *
  */
 static VALUE