3 files changed, 10 insertions, 0 deletions
diff --git a/libs/numeric/ublas/benchmarks/bench2/bench2.hpp b/libs/numeric/ublas/benchmarks/bench2/bench2.hpp
index 713fec5fd..efb20a27a 100644
--- a/libs/numeric/ublas/benchmarks/bench2/bench2.hpp
+++ b/libs/numeric/ublas/benchmarks/bench2/bench2.hpp
@@ -24,6 +24,10 @@
 
 #include <boost/timer.hpp>
 
+
+#define BOOST_UBLAS_NOT_USED(x) (void)(x)
+
+
 namespace ublas = boost::numeric::ublas;
 
 void header (std::string text);
diff --git a/libs/numeric/ublas/benchmarks/bench2/bench21.cpp b/libs/numeric/ublas/benchmarks/bench2/bench21.cpp
index 2cf33326f..50d70a405 100644
--- a/libs/numeric/ublas/benchmarks/bench2/bench21.cpp
+++ b/libs/numeric/ublas/benchmarks/bench2/bench21.cpp
@@ -50,6 +50,7 @@ struct bench_my_inner_prod {
                 static value_type s (0);
                 s = ublas::inner_prod (v1, v2);
 //                sink_scalar (s);
+                BOOST_UBLAS_NOT_USED(s);
             }
             footer<value_type> () (N, N - 1, runs, t.elapsed ());
         }
@@ -96,6 +97,7 @@ struct bench_c_vector_add {
                     v3 [j] = - (v1 [j] + v2 [j]);
                 }
 //                sink_c_vector<T, N> () (v3);
+                BOOST_UBLAS_NOT_USED(v3);
             }
             footer<value_type> () (0, 2 * N, runs, t.elapsed ());
         }
diff --git a/libs/numeric/ublas/benchmarks/bench2/bench22.cpp b/libs/numeric/ublas/benchmarks/bench2/bench22.cpp
index ce054786f..f40df79ae 100644
--- a/libs/numeric/ublas/benchmarks/bench2/bench22.cpp
+++ b/libs/numeric/ublas/benchmarks/bench2/bench22.cpp
@@ -30,6 +30,7 @@ struct bench_c_outer_prod {
                     }
                 }
 //                sink_c_matrix<T, N, N> () (m);
+                BOOST_UBLAS_NOT_USED(m);
             }
             footer<value_type> () (N * N, N * N, runs, t.elapsed ());
         }
@@ -52,6 +53,7 @@ struct bench_my_outer_prod {
             for (int i = 0; i < runs; ++ i) {
                 m = - ublas::outer_prod (v1, v2);
 //                sink_matrix (m);
+                BOOST_UBLAS_NOT_USED(m);
             }
             footer<value_type> () (N * N, N * N, runs, t.elapsed ());
         }
@@ -69,6 +71,7 @@ struct bench_my_outer_prod {
             for (int i = 0; i < runs; ++ i) {
                 m.assign (- ublas::outer_prod (v1, v2));
 //                sink_matrix (m);
+                BOOST_UBLAS_NOT_USED(m);
             }
             footer<value_type> () (N * N, N * N, runs, t.elapsed ());
         }
@@ -213,6 +216,7 @@ struct bench_c_matrix_add {
                     }
                 }
 //                sink_c_matrix<T, N, N> () (m3);
+                BOOST_UBLAS_NOT_USED(m3);
             }
             footer<value_type> () (0, 2 * N * N, runs, t.elapsed ());
         }