re PR c++/47704 ([C++0x] Java-related error message when trying to instantiate a strongly typed enum with new)

	PR c++/47704
	* cp-tree.h (ENUM_FIXED_UNDERLYING_TYPE_P): Use TYPE_LANG_FLAG_5
	instead of TYPE_LANG_FLAG_3.
	* pt.c (lookup_template_class): Copy over
	ENUM_FIXED_UNDERLYING_TYPE_P.

	* g++.dg/cpp0x/enum8.C: New test.

From-SVN: r170209