From 12b86dc91316a5591c22160a9312e62c77a65b2f Mon Sep 17 00:00:00 2001
From: Carlo Zancanaro <carlo@carlo-laptop>
Date: Thu, 17 May 2012 01:58:42 +1000
Subject: Fix a segfault and a stupid parser decision.

---
 impl/MaxStrategy.hpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'impl/MaxStrategy.hpp')

diff --git a/impl/MaxStrategy.hpp b/impl/MaxStrategy.hpp
index e52fd99..f4e4055 100644
--- a/impl/MaxStrategy.hpp
+++ b/impl/MaxStrategy.hpp
@@ -1,6 +1,7 @@
 #ifndef MAX_STRATEGY_HPP
 #define MAX_STRATEGY_HPP
 
+#include <iostream>
 #include "Expression.hpp"
 #include "EquationSystem.hpp"
 #include "VariableAssignment.hpp"
@@ -69,7 +70,12 @@ struct MaxStrategy {
       if (best.first > oldValue)
         newStrategy[*expr] = best.second;
     }
-    std::cout << "Strat improvement: " << newStrategy[*s.getMax(0)] << std::endl;
+    std::cerr << "Strat improvement: ";
+    if (_length > 0)
+      std::cerr << newStrategy[*s.getMax(0)];
+    else
+      std::cerr << "no max expressions";
+    std::cerr << std::endl;
     return newStrategy;
   }
 
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