re PR libstdc++/44708 (Enabling -std=c++0x results in ambiguous function overload in <ext/algorithm> header)

2010-06-29  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/44708
	* include/ext/algorithm (copy_n): Qualify __copy_n call with
	__gnu_cxx::
	* testsuite/ext/rope/44708.cc: New.

From-SVN: r161524