target-support.exp (bind_pic_locally): Save the flags to 'flags_to_postpone' instead...

target-support.exp (bind_pic_locally): Save the flags to 'flags_to_postpone' instead of appending to 'flags'.

	gcc/testsuite/
	* lib/target-support.exp (bind_pic_locally): Save the flags to
	'flags_to_postpone' instead of appending to 'flags'.
	* lib/gcc.exp (gcc_target_compile): Append board_info's multilib_flags
	with flags_to_postpone and revert after target_compile.
	* lib/g++.exp (g++_target_compile): Ditto.
	* lib/gfortran.exp (gfortran_target_compile): Ditto.

From-SVN: r212023