stl_vector.h (vector<>::data): Fix return type in c++0x mode.

stl_vector.h (vector<>::data): Fix return type in c++0x mode.

2010-05-28  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/bits/stl_vector.h (vector<>::data): Fix return type
	in c++0x mode.
	* testsuite/23_containers/vector/requirements/dr438/
	assign_neg.cc: Adjust dg-error line number.
	* testsuite/23_containers/vector/requirements/dr438/insert_neg.cc:
	Likewise.
	* testsuite/23_containers/vector/requirements/dr438/
	constructor_1_neg.cc: Likewise.
	* testsuite/23_containers/vector/requirements/dr438/
	constructor_2_neg.cc: Likewise.

From-SVN: r159998