type_traits: Add has_trivial_copy, has_trivial_assign, has_nothrow_copy, has_nothrow_assign.

2004-12-30  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/type_traits: Add has_trivial_copy, has_trivial_assign,
	has_nothrow_copy, has_nothrow_assign.
	* testsuite/testsuite_tr1.h: Add test_copy_property and
	test_assign_property.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_nothrow_assign/has_nothrow_assign.cc: New.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_nothrow_assign/typedefs.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_nothrow_copy/has_nothrow_copy.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_nothrow_copy/typedefs.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_assign/has_trivial_assign.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_assign/typedefs.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_copy/has_trivial_copy.cc: Likewise.
	* testsuite/tr1/4_metaprogramming/type_properties/
	has_trivial_copy/typedefs.cc: Likewise.

From-SVN: r92745