expr.c (interpret_float_suffix): Support hr, r, lr, llr, uhr, ur, ulr, ullr, hk, k, lk, llk, uhk, uk, ulk, ullk.

	* expr.c (interpret_float_suffix): Support hr, r, lr, llr, uhr, ur,
	ulr, ullr, hk, k, lk, llk, uhk, uk, ulk, ullk.
	(cpp_classify_number): Support decimal fixed-point constants without
	exponents.
	Warn about fixed-point constants when -pedantic.
	* include/cpplib.h (CPP_N_SMALL, CPP_N_MEDIUM, CPP_N_LARGE): Change
	comments to support fixed-point values.
	(CPP_N_FRACT, CPP_N_ACCUM): Define.

From-SVN: r127940