2010-08-06  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/tuple (pack_arguments): Rename to forward_as_tuple
	and simplify, per US 98 and US 99.
	* testsuite/20_util/tuple/creation_functions/pack_arguments.cc:
	Rename to...
	* testsuite/20_util/tuple/creation_functions/forward_as_tuple.cc:
	... this, adjust.
	* testsuite/20_util/pair/piecewise.cc: Adjust.

From-SVN: r162948