* Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
	(OBJS): Remove options.o, opts-common.o and prefix.o.
	(OBJS-libcommon-target): New.
	(ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
	(BACKEND): Include libcommon-target.a.
	(MOSTLYCLEANFILES): Include libcommon-target.a.
	(libcommon-target.a): New.
	(xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
	prefix.o.

ada:
	* gcc-interface/Make-lang.in (GNAT1_OBJS): Don't include
	$(EXTRA_GNAT1_OBJS).
	(GNATBIND_OBJS): Don't include $(EXTRA_GNATBIND_OBJS).
	(EXTRA_GNAT1_OBJS, EXTRA_GNATBIND_OBJS): Remove.
	(gnat1$(exeext), gnatbind$(exeext)): Use libcommon-target.a.
	* gcc-interface/Makefile.in (EXTRA_GNATTOOLS_OBJS): Use
	libcommon-target.a instead of prefix.o.

cp:
	* Make-lang.in (GXX_OBJS): Remove prefix.o.
	(g++$(exeext)): Use libcommon-target.a.
	(CXX_C_OBJS): Remove prefix.o.

fortran:
	* Make-lang.in (GFORTRAN_D_OBJS): Remove prefix.o.
	(gfortran$(exeext)): Use libcommon-target.a.

go:
	* Make-lang.in (GCCGO_OBJS): Remove prefix.o.
	(gccgo$(exeext)): Use libcommon-target.a.

java:
	* Make-lang.in ($(XGCJ)$(exeext)): Use libcommon-target.a instead
	of prefix.o.

From-SVN: r174109