diff -r e61d7da84680 Lib/posixpath.py
--- a/Lib/posixpath.py	Fri Jun 14 10:42:48 2013 -0400
+++ b/Lib/posixpath.py	Sat Jun 15 14:34:15 2013 +0200
@@ -346,8 +346,9 @@
     return path or dot
 
 
-def abspath(path):
+def abspath(path, *p):
     """Return an absolute path."""
+    path = join(path, *p)
     if not isabs(path):
         if isinstance(path, bytes):
             cwd = os.getcwdb()
diff -r e61d7da84680 Lib/test/test_posixpath.py
--- a/Lib/test/test_posixpath.py	Fri Jun 14 10:42:48 2013 -0400
+++ b/Lib/test/test_posixpath.py	Sat Jun 15 14:34:15 2013 +0200
@@ -285,6 +285,16 @@
                          b"/foo/bar")
 
     @skip_if_ABSTFN_contains_backslash
+    def test_abspath_respects_multiple_arguments(self):
+        self.assertEqual(abspath('/foo', 'bar'), '/foo/bar')
+        self.assertEqual(abspath('/foo', 'bar', 'baz'), '/foo/bar/baz')
+        self.assertEqual(abspath('/foo', 'bar/', 'baz'), '/foo/bar/baz')
+        self.assertEqual(abspath('/foo', 'bar/', 'baz/'), '/foo/bar/baz')
+        self.assertEqual(abspath('/foo/', 'bar/'), '/foo/bar')
+        self.assertEqual(abspath('/foo/bar', 'baz'), '/foo/bar/baz')
+        self.assertEqual(abspath('/foo/bar/', 'baz'), '/foo/bar/baz')
+
+    @skip_if_ABSTFN_contains_backslash
     def test_realpath_curdir(self):
         self.assertEqual(realpath('.'), os.getcwd())
         self.assertEqual(realpath('./.'), os.getcwd())