* pa.h (target_switches): Add "-mtrailing-colon"
	(ASM_OUTPUT_LABEL): If TARGET_TRAILING_COLON then emit
	a colon after the label.
	(ASM_OUTPUT_INTERNAL_LABEL): Likewise.
	(ASM_OUTPUT_COMMON): Likewise.
	(ASM_OUTPUT_LOCAL): Likewise.

From-SVN: r3154