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diff --git a/libstdc++-v3/testsuite/26_numerics/valarray/name_lookup.cc b/libstdc++-v3/testsuite/26_numerics/valarray/name_lookup.cc
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+++ b/libstdc++-v3/testsuite/26_numerics/valarray/name_lookup.cc
@@ -0,0 +1,133 @@
+// 2002-08-02 gdr
+
+// Copyright (C) 2002, 2003, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING3.  If not see
+// <http://www.gnu.org/licenses/>.
+
+
+// Test name lookup resolutions for standard functions applied to an
+// array expression.
+// { dg-do compile }
+
+#include <valarray>
+
+namespace My
+{
+  struct Number 
+  { 
+    operator bool() const;
+  };
+  
+  Number operator+(Number);
+  Number operator-(Number);
+  Number operator~(Number);
+
+  bool operator!(Number);
+  
+  Number operator+(Number, Number);
+  Number operator-(Number, Number);
+  Number operator*(Number, Number);
+  Number operator/(Number, Number);
+  Number operator%(Number, Number);
+
+  Number operator^(Number, Number);
+  Number operator&(Number, Number);
+  Number operator|(Number, Number);
+
+  Number operator<<(Number, Number);
+  Number operator>>(Number, Number);
+
+  bool operator==(Number, Number);
+  bool operator!=(Number, Number);
+  bool operator<(Number, Number);
+  bool operator<=(Number, Number);
+  bool operator>(Number, Number);
+  bool operator>=(Number, Number);
+
+  Number abs(Number);
+
+  Number cos(Number);
+  Number cosh(Number);
+  Number acos(Number);
+
+  Number sin(Number);
+  Number sinh(Number);
+  Number asin(Number);
+  
+  Number tan(Number);
+  Number tanh(Number);
+  Number atan(Number);
+
+  Number exp(Number);
+  Number log(Number);
+  Number log10(Number);
+  Number sqrt(Number);
+
+  Number atan2(Number, Number);
+  Number pow(Number, Number);
+}
+
+int main()
+{
+  typedef std::valarray<My::Number> Array;
+  Array u(10), v(10);
+  v = +u;
+  v = -u;
+  v = ~u;
+  std::valarray<bool> z = !u;
+
+  v = abs(u);
+  
+  v = cos(u);
+  v = cosh(u);
+  v = acos(u);
+
+  v = sin(u);
+  v = sinh(u);
+  v = asin(u);
+
+  v = tan(u);
+  v = tanh(u);
+  v = atan(u);
+
+  v = exp(u);
+  v = log(u);
+  v = log10(u);
+  v = sqrt(u);  
+
+  Array w = u + v;
+  w = u - v;
+  w = u * v;
+  w = u / v;
+  w = u % v;
+
+  w = u ^ v;
+  w = u & v;
+  w = u | v;
+
+  w = u << v;
+  w = u >> v;
+
+  z = u == v;
+  z = u != v;
+  z = u < v;
+  z = u <= v;
+  z = u > v;
+  z = u >= v;
+
+  w = atan2(u, v);
+  w = pow(u, v);
+}