From 48fe48d4fe235e0976181e77a123bf20a3e04aee Mon Sep 17 00:00:00 2001
From: Gunter Winkler <guwi17@gmx.de>
Date: Sun, 4 Oct 2009 19:27:34 +0000
Subject: [PATCH] see #3501: Reusing concepts from different compile units
 yields multiple defined symbols  * added BOOST_UBLAS_INLINE macros to
 requested locations

---
 .../boost/numeric/ublas/detail/concepts.hpp   | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/include/boost/numeric/ublas/detail/concepts.hpp b/include/boost/numeric/ublas/detail/concepts.hpp
index 0bf2ba8a..ce99744b 100644
--- a/include/boost/numeric/ublas/detail/concepts.hpp
+++ b/include/boost/numeric/ublas/detail/concepts.hpp
@@ -638,61 +638,73 @@ namespace boost { namespace numeric { namespace ublas {
     T
     ZeroElement (T);
     template<>
+    BOOST_UBLAS_INLINE
     float
     ZeroElement (float) {
         return 0.f;
     }
     template<>
+    BOOST_UBLAS_INLINE
     double
     ZeroElement (double) {
         return 0.;
     }
     template<>
+    BOOST_UBLAS_INLINE
     vector<float>
     ZeroElement (vector<float>) {
         return zero_vector<float> ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     vector<double>
     ZeroElement (vector<double>) {
         return zero_vector<double> ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<float>
     ZeroElement (matrix<float>) {
         return zero_matrix<float> ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<double>
     ZeroElement (matrix<double>) {
         return zero_matrix<double> ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     std::complex<float>
     ZeroElement (std::complex<float>) {
         return std::complex<float> (0.f);
     }
     template<>
+    BOOST_UBLAS_INLINE
     std::complex<double>
     ZeroElement (std::complex<double>) {
         return std::complex<double> (0.);
     }
     template<>
+    BOOST_UBLAS_INLINE
     vector<std::complex<float> >
     ZeroElement (vector<std::complex<float> >) {
         return zero_vector<std::complex<float> > ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     vector<std::complex<double> >
     ZeroElement (vector<std::complex<double> >) {
         return zero_vector<std::complex<double> > ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<std::complex<float> >
     ZeroElement (matrix<std::complex<float> >) {
         return zero_matrix<std::complex<float> > ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<std::complex<double> >
     ZeroElement (matrix<std::complex<double> >) {
         return zero_matrix<std::complex<double> > ();
@@ -702,41 +714,49 @@ namespace boost { namespace numeric { namespace ublas {
     T
     OneElement (T);
     template<>
+    BOOST_UBLAS_INLINE
     float
     OneElement (float) {
         return 1.f;
     }
     template<>
+    BOOST_UBLAS_INLINE
     double
     OneElement (double) {
         return 1.;
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<float>
     OneElement (matrix<float>) {
         return identity_matrix<float> ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<double>
     OneElement (matrix<double>) {
         return identity_matrix<double> ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     std::complex<float>
     OneElement (std::complex<float>) {
         return std::complex<float> (1.f);
     }
     template<>
+    BOOST_UBLAS_INLINE
     std::complex<double>
     OneElement (std::complex<double>) {
         return std::complex<double> (1.);
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<std::complex<float> >
     OneElement (matrix<std::complex<float> >) {
         return identity_matrix<std::complex<float> > ();
     }
     template<>
+    BOOST_UBLAS_INLINE
     matrix<std::complex<double> >
     OneElement (matrix<std::complex<double> >) {
         return identity_matrix<std::complex<double> > ();
@@ -888,6 +908,7 @@ namespace boost { namespace numeric { namespace ublas {
         }
     };
 
+    BOOST_UBLAS_INLINE
     void concept_checks () {
 
         // Allow tests to be group to keep down compiler storage requirement