diff --git a/Source/cmForEachCommand.cxx b/Source/cmForEachCommand.cxx
index 7a035237f..4dead9096 100644
--- a/Source/cmForEachCommand.cxx
+++ b/Source/cmForEachCommand.cxx
@@ -72,6 +72,10 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
             mf.AddDefinition(this->Args[0].c_str(),oldDef.c_str());
             return true;
             }
+          if(cmSystemTools::GetFatalErrorOccured() )
+            {
+            return true;
+            }
           }
         }
       // restore the variable to its prior value
diff --git a/Source/cmWhileCommand.cxx b/Source/cmWhileCommand.cxx
index cc1651207..e51f2532c 100644
--- a/Source/cmWhileCommand.cxx
+++ b/Source/cmWhileCommand.cxx
@@ -60,6 +60,10 @@ IsFunctionBlocked(const cmListFileFunction& lff, cmMakefile &mf,
             {
             return true;
             }
+          if(cmSystemTools::GetFatalErrorOccured() )
+            {
+            return true;
+            }
           }
         expandedArguments.clear();
         mf.ExpandArguments(this->Args, expandedArguments);