From f6828c391deb8274de43270fec640d02b15778fd Mon Sep 17 00:00:00 2001
From: David Cole <david.cole@kitware.com>
Date: Tue, 7 Apr 2009 15:13:07 -0400
Subject: [PATCH] BUG: Fix invalid array access discovered during investigation
 of issue #7832.

---
 Source/cmLocalGenerator.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index c1c80a041..c38bedd6b 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -1232,7 +1232,7 @@ const char* cmLocalGenerator::GetIncludeFlags(const char* lang)
     }
   std::string flags = includeFlags.str();
   // remove trailing separators
-  if((sep[0] != ' ') && flags[flags.size()-1] == sep[0])
+  if((sep[0] != ' ') && flags.size()>0 && flags[flags.size()-1] == sep[0])
     {
     flags[flags.size()-1] = ' ';
     }