diff -r 0759d974de81 -r 4add05447ca0 test/lp_test.cc
--- a/test/lp_test.cc	Sun Jan 05 22:24:56 2014 +0100
+++ b/test/lp_test.cc	Tue Apr 14 08:39:40 2015 +0200
@@ -20,7 +20,7 @@
 #include <lemon/lp_skeleton.h>
 #include "test_tools.h"
 #include <lemon/tolerance.h>
-
+#include <lemon/concept_check.h>
 #include <lemon/config.h>
 
 #ifdef LEMON_HAVE_GLPK
@@ -47,12 +47,22 @@
 int countCols(LpBase & lp) {
   int count=0;
   for (LpBase::ColIt c(lp); c!=INVALID; ++c) ++count;
+#ifdef LEMON_CXX11
+  int cnt = 0;
+  for(auto c: lp.cols()) { cnt++; ::lemon::ignore_unused_variable_warning(c); }
+  check(count == cnt, "Wrong STL iterator");
+#endif
   return count;
 }
 
 int countRows(LpBase & lp) {
   int count=0;
   for (LpBase::RowIt r(lp); r!=INVALID; ++r) ++count;
+#ifdef LEMON_CXX11
+  int cnt = 0;
+  for(auto r: lp.rows()) { cnt++; ::lemon::ignore_unused_variable_warning(r); }
+  check(count == cnt, "Wrong STL iterator");
+#endif
   return count;
 }