* config/ia64/fde-glibc.c, config/ia64/freebsd.h,
	config/ia64/hpux.h, config/ia64/hpux_longdouble.h,
	config/ia64/ia64-c.c, config/ia64/ia64-modes.def,
	config/ia64/ia64-protos.h, config/ia64/ia64.c,
	config/ia64/ia64.h, config/ia64/ia64.md,
	config/ia64/itanium1.md, config/ia64/itanium2.md,
	config/ia64/quadlib.c, config/ia64/unwind-ia64.c,
	config/ia64/unwind-ia64.h: It's GCC, not GNU CC.

From-SVN: r64313