[llvm] r313163 - [unittests] Fix up test after rL313156

[Vedant Kumar via llvm-commits]

Author: vedantk
Date: Wed Sep 13 11:00:22 2017
New Revision: 313163

URL: http://llvm.org/viewvc/llvm-project?rev=313163&view=rev
Log:
[unittests] Fix up test after  rL313156

Bot: http://green.lab.llvm.org/green/job/clang-stage1-cmake-RA-incremental/42421

Modified:
    llvm/trunk/unittests/Support/Host.cpp

Modified: llvm/trunk/unittests/Support/Host.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/Support/Host.cpp?rev=313163&r1=313162&r2=313163&view=diff
==============================================================================
--- llvm/trunk/unittests/Support/Host.cpp (original)
+++ llvm/trunk/unittests/Support/Host.cpp Wed Sep 13 11:00:22 2017
@@ -144,8 +144,9 @@ TEST_F(HostTest, getMacOSHostVersion) {
   const char *SwVersPath = "/usr/bin/sw_vers";
   const char *argv[] = {SwVersPath, "-productVersion", nullptr};
   StringRef OutputPath = OutputFile.str();
-  const StringRef *Redirects[] = {/*STDIN=*/nullptr, /*STDOUT=*/&OutputPath,
-                                  /*STDERR=*/nullptr};
+  const Optional<StringRef> Redirects[] = {/*STDIN=*/None,
+                                           /*STDOUT=*/OutputPath,
+                                           /*STDERR=*/None};
   int RetCode = ExecuteAndWait(SwVersPath, argv, /*env=*/nullptr, Redirects);
   ASSERT_EQ(0, RetCode);