From 6dd2b365596c08b4799e0ebec92333519aac283a Mon Sep 17 00:00:00 2001
From: Stephen Kelly <steveire@gmail.com>
Date: Mon, 15 Oct 2012 15:33:06 +0200
Subject: [PATCH] GenEx: Break if there are no more commas in the container

This was causing an assert on Windows which has safety features for
iterating past the end of the container.
---
 Source/cmGeneratorExpressionParser.cxx | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Source/cmGeneratorExpressionParser.cxx b/Source/cmGeneratorExpressionParser.cxx
index 341832a18..64d992a31 100644
--- a/Source/cmGeneratorExpressionParser.cxx
+++ b/Source/cmGeneratorExpressionParser.cxx
@@ -192,6 +192,10 @@ void cmGeneratorExpressionParser::ParseGeneratorExpression(
           {
           extendText(result, *commaIt);
           }
+        else
+          {
+          break;
+          }
         }
       }
     return;