* config/arm/arm.opt (mwords-little-endian): Delete.
	* config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Remove handling
	of TARGET_LITTLE_WORDS.
	(WORDS_BIG_ENDIAN): Define to BYTES_BIG_ENDIAN.
	* config/arm/arm.c (arm_option_override): Remove TARGET_LITTLE_WORDS
	warning.
	* doc/invoke.texi: Remove references to -mwords-little-endian.

From-SVN: r212326