gcc/ChangeLog:
	* dumpfile.c (dump_user_location_t::dump_user_location_t): Add
	"const" to the "gimple *" and "rtx_insn *" parameters.
	* dumpfile.h (dump_user_location_t::dump_user_location_t):
	Likewise.
	(dump_location_t::dump_location_t): Likewise.

From-SVN: r263244