From 2db538748847b230ff33cfa7f77426400b9b4811 Mon Sep 17 00:00:00 2001
From: Hauke Heibel <hauke.heibel@gmail.com>
Date: Wed, 21 Apr 2010 18:21:46 +0200
Subject: Fixed two bad errors on std::vector. First, MSVC 2010 does not ship a
 'fixed'/'adapted' STL. Second, only under very rare cases we do not even need
 the aligned_allocator.

---
 Eigen/src/StlSupport/StdList.h   |  7 ++++++-
 Eigen/src/StlSupport/StdVector.h | 18 +++++++++++-------
 2 files changed, 17 insertions(+), 8 deletions(-)

(limited to 'Eigen/src')

diff --git a/Eigen/src/StlSupport/StdList.h b/Eigen/src/StlSupport/StdList.h
index 43af4f0f8..55b90066e 100644
--- a/Eigen/src/StlSupport/StdList.h
+++ b/Eigen/src/StlSupport/StdList.h
@@ -66,6 +66,9 @@ namespace std \
   }; \
 }
 
+// check whether we really need the std::vector specialization
+#if !(defined(_GLIBCXX_VECTOR) && (!EIGEN_GNUC_AT_LEAST(4,1))) /* Note that before gcc-4.1 we already have: std::list::resize(size_type,const T&). */
+
 namespace std
 {
 
@@ -91,7 +94,7 @@ namespace std
   template<typename T>
   class list<T,Eigen::aligned_allocator<T> >
     : public list<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
-    Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> >
+                  Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> >
   {
     typedef list<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
                  Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> > list_base;
@@ -121,4 +124,6 @@ namespace std
   };
 }
 
+#endif // check whether specialization is actually required
+
 #endif // EIGEN_STDLIST_H
diff --git a/Eigen/src/StlSupport/StdVector.h b/Eigen/src/StlSupport/StdVector.h
index f3d268c9b..8526d29e0 100644
--- a/Eigen/src/StlSupport/StdVector.h
+++ b/Eigen/src/StlSupport/StdVector.h
@@ -67,6 +67,9 @@ namespace std \
   }; \
 }
 
+// check whether we really need the std::vector specialization
+#if !(defined(_GLIBCXX_VECTOR) && (!EIGEN_GNUC_AT_LEAST(4,1))) /* Note that before gcc-4.1 we already have: std::vector::resize(size_type,const T&). */
+
 namespace std {
 
 #define EIGEN_STD_VECTOR_SPECIALIZATION_BODY \
@@ -88,10 +91,10 @@ namespace std {
       return *this;  \
     }
 
-template<typename T>
-class vector<T,Eigen::aligned_allocator<T> >
-  : public vector<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
-                  Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> >
+  template<typename T>
+  class vector<T,Eigen::aligned_allocator<T> >
+    : public vector<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
+                    Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> >
 {
   typedef vector<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
                  Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> > vector_base;
@@ -101,6 +104,7 @@ class vector<T,Eigen::aligned_allocator<T> >
   { resize(new_size, T()); }
 
 #if defined(_VECTOR_)
+  #pragma message("old method")
   // workaround MSVC std::vector implementation
   void resize(size_type new_size, const value_type& x)
   {
@@ -136,9 +140,9 @@ class vector<T,Eigen::aligned_allocator<T> >
       vector_base::insert(vector_base::end(), new_size - vector_base::size(), x);
   }
 #endif
-
-};
-
+  };
 }
 
+#endif // check whether specialization is actually required
+
 #endif // EIGEN_STDVECTOR_H
-- 
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