re PR libstdc++/52128 (r183788 caused massive libstdc++ testsuite regression on i686-linux)

	PR libstdc++/52128
	* src/c++11/future.cc: Add explicit instantiation.

From-SVN: r183942

libstdc++-v3/ChangeLog

+2012-02-06  Jonathan Wakely  <jwakely.gcc@gmail.com>
+
+	PR libstdc++/52128
+	* src/c++11/future.cc: Add explicit instantiation.
+
 2012-02-06  François Dumont  <fdumont@gcc.gnu.org>
 
 	* include/debug/safe_iterator.h

libstdc++-v3/src/c++11/future.cc

@@ -90,6 +90,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   // Explicit instantiation due to -fno-implicit-instantiation.
   template void call_once(once_flag&, void (thread::*&&)(), reference_wrapper<thread>&&);
+  template _Bind_simple_helper<void (thread::*)(), reference_wrapper<thread>>::__type __bind_simple(void (thread::*&&)(), reference_wrapper<thread>&&);
 #endif
 #endif