Testing if Windows issues with this test are due to runtime support.

Author: BradLarson

test/AutoDiff/validation-test/inout_control_flow.swift

@@ -1,6 +1,10 @@
 // RUN: %target-run-simple-swift
 // REQUIRES: executable_test
 
+// Would fail due to unavailability of swift_autoDiffCreateLinearMapContext.
+// UNSUPPORTED: use_os_stdlib
+// UNSUPPORTED: back_deployment_runtime
+
 import StdlibUnittest
 import _Differentiation