From 28f2dfb75244339d49e33fafb7103f5774222d2b Mon Sep 17 00:00:00 2001
From: Andy Cedilnik <andy.cedilnik@kitware.com>
Date: Thu, 17 Feb 2005 16:59:22 -0500
Subject: [PATCH] BUG: Detect when TestsToRunInformation is not set

---
 Source/CTest/cmCTestTestHandler.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Source/CTest/cmCTestTestHandler.cxx b/Source/CTest/cmCTestTestHandler.cxx
index 9e4be5246..81bd145d8 100644
--- a/Source/CTest/cmCTestTestHandler.cxx
+++ b/Source/CTest/cmCTestTestHandler.cxx
@@ -1198,6 +1198,10 @@ void cmCTestTestHandler::SetExcludeRegExp(const char *arg)
 //----------------------------------------------------------------------
 void cmCTestTestHandler::SetTestsToRunInformation(const char* in)
 {
+  if ( !in )
+    {
+    return;
+    }
   this->TestsToRunString = in;
   // if the argument is a file, then read it and use the contents as the string
   if(cmSystemTools::FileExists(in))