* testsuite/27_io/basic_filebuf/sgetn/char/1-in.cc: XFAIL more arm
	simulator targets.
	* testsuite/27_io/basic_filebuf/sgetn/char/1-io.cc: Ditto.
	* testsuite/27_io/basic_filebuf/sgetn/char/2-in.cc: Ditto.
	* testsuite/27_io/basic_filebuf/sgetn/char/2-io.cc: Ditto.
	* testsuite/27_io/basic_istream/readsome/char/6746-2.cc: Ditto.
	* testsuite/ext/stdio_filebuf/char/10063-2.cc: Ditto.
	* testsuite/ext/stdio_filebuf/char/10063-3.cc: Ditto.

From-SVN: r88003