Issue #16115: Merge test skip from 3.3.

Lib/test/test_subprocess.py

@@ -200,6 +200,10 @@ class ProcessTestCase(BaseTestCase):
         p.wait()
         self.assertEqual(47, p.returncode)
 
+    # TODO: make this test work on Linux.
+    # This may be failing on Linux because of issue #7774.
+    @unittest.skipIf(sys.platform not in ('win32', 'darwin'),
+                     "possible bug using executable argument on Linux")
     def test_executable(self):
         # Check that the executable argument works.
         self._assert_python(["doesnotexist", "-c"], executable=sys.executable)