see #3649:

 * applied patch
 * existing unit test seem to work


[SVN r58104]

libs/numeric/ublas

@@ -1 +1 @@
-Subproject commit f3d44c0ba750318443f80c697640b32dd3a4c398
+Subproject commit 980f49be7b9be7ce9aaa8c697c8086fb2a785d6d