From 1f9a9ef19af95bd8433274e4640f1b8b23f56d46 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Mon, 11 Oct 2010 17:42:11 -0400
Subject: Fix typo, and disallow 0-sized EquationSystems.

---
 src/vZ/EquationSystem.hpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'src/vZ')

diff --git a/src/vZ/EquationSystem.hpp b/src/vZ/EquationSystem.hpp
index 6409f18..790676c 100644
--- a/src/vZ/EquationSystem.hpp
+++ b/src/vZ/EquationSystem.hpp
@@ -37,8 +37,8 @@ namespace vZ
     // EquationSystem();
     // ~EquationSystem();
 
-    T&       operator[](std::size_t i)       { return m_values[0]; }
-    const T& operator[](std::size_t i) const { return m_values[0]; }
+    T&       operator[](std::size_t i)       { return m_values[i]; }
+    const T& operator[](std::size_t i) const { return m_values[i]; }
 
     EquationSystem& operator+=(const EquationSystem& rhs);
     EquationSystem& operator-=(const EquationSystem& rhs);
@@ -49,6 +49,10 @@ namespace vZ
     T m_values[N];
   };
 
+  // Disallow 0-sized EquationSystems
+  template <typename T>
+  class EquationSystem<0, T>;
+
   // Traits specialization
   template <std::size_t N, typename T>
   class Traits<EquationSystem<N, T> >
-- 
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