id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc	difficulty
321	#b/o/x do not allow a # beyond fixnum range, unlike #d	Kon Lovett	felix winkelmann	"#d18446744073709551615 => 1.84467440737096e+19

but

#xFFFFFFFFFFFFFFFF => Error: illegal number syntax: ""FFFFFFFFFFFFFFFF""

(Note - probably does not apply to 64-bit machines. 32-bit problem only.)
"	defect	closed	minor		core libraries	4.5.x	fixed		Kon Lovett