From 92e9bb21758f73266e1f805e366ce90d2cbd688d Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Thu, 14 Jan 2016 14:42:11 -0500
Subject: [PATCH] cmcmd.cxx: Remove unused code in __run_iwyu implementation

Do not try to capture stderr with OUTPUT_PASSTHROUGH.  RunSingleCommand
will never populate it.
---
 Source/cmcmd.cxx | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index 7da81bbd1..8dd902bea 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -361,11 +361,10 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
         }
 
       // Now run the real compiler command and return its result value.
-      if(!cmSystemTools::RunSingleCommand(orig_cmd, 0, &stdErr, &ret, 0,
+      if(!cmSystemTools::RunSingleCommand(orig_cmd, 0, 0, &ret, 0,
                                           cmSystemTools::OUTPUT_PASSTHROUGH))
         {
-        std::cerr << "Error running '" << orig_cmd[0] << "': "
-                  << stdErr << "\n";
+        std::cerr << "Error running '" << orig_cmd[0] << "'\n";
         return 1;
         }
       return ret;