* lto-wrapper.c (merge_and_complain): Do not merge
	fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
	fsigned_zeros, ftrapping_math, fwrapv.
	(append_compiler_options): Do not track these options.
	(append_linker_options): Likewie

From-SVN: r250035