re PR target/69245 (ICE in extract_insn, at recog.c:2286 on arm-linux-gnueabihf)

re PR target/69245 (ICE in extract_insn, at recog.c:2286 on arm-linux-gnueabihf)

2016-01-20  Christian Bruel  <christian.bruel@st.com>

	PR target/69245
	* config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
	Move arm_reset_previous_fndecl and set_target_option_current_node in
	the conditional part.  Call save_restore_target_globals.
	* config/arm/arm.c (arm_set_current_function):
	Refactor to better support #pragma target and attribute mix.
	Call save_restore_target_globals.
	* config/arm/arm-protos.h (save_restore_target_globals): New function.

From-SVN: r232872