* ldgram.y: Include "ldctor.h".

	* ldgram.y: Include "ldctor.h".
	(statement): Accept SORT around CONSTRUCTORS.
	* ldctor.c: Include <ctype.h>.
	(constructors_sorted): New global variable.
	(ctor_prio, ctor_cmp): New static functions.
	(ldctor_build_sets): Sort constructors if requested.
	* ldctor.h (constructors_sorted): Declare.
	* ldlang.c (print_statement): Print sorted CONSTRUCTORS
	correctly.
	* scripttempl/elf.sc: Add sort around CONSTRUCTORS.
	* ld.texinfo (Output Section Keywords): Document SORT
 	(CONSTRUCTORS).