8026161: Don't narrow floating-point literals in the lexer
Reviewed-by: hannesw, jlaskey
number
5.859874482048838
string
hello, world
string
E is 2.718281828459045
string
3.141592653589793 is PI
number
NaN
number
NaN
number
90.21
number
47.69
string
hello, obj2.toString
string
obj2.toString hello