On Tue, 02 Aug 2016 10:55:34 -0700, zef...@fysh.org wrote:
> > 1180591620717411303424e0 == 1180591620717409992704e0
> True
> > 1180591620717411303424e0 === 1180591620717409992704e0
> True
>
> Say what? These are distinct Num values, differing by 10 ulp.
> These literals work fine in other contexts:
>
> > my $a = 1180591620717411303424e0
> 1.18059162071741e+21
> > my $b = 1180591620717409992704e0
> 1.18059162071741e+21
> > $a.Int
> 1180591620717411303424
> > $b.Int
> 1180591620717409992704
> > $a == $b
> False
> > $a === $b
> False
>
> == and === give the right result when applied to $a and $b as here, or
> when applied to declared constants ("constant \A = 118..."). They also
> work fine when comparing a variable against a literal. They go wrong when
> applied directly to two literal expressions. They also go wrong with some
> more complex expressions that bring in both values as literals, such as if
> both sides are multiplied by 1.0e0 or by a variable containing that value.
>
> -zefram
Thank you for the report. This is now fixed.
Fix: https://github.com/MoarVM/MoarVM/commit/067c0594103a025
https://github.com/MoarVM/MoarVM/commit/8841c4241b4faa8
https://github.com/MoarVM/MoarVM/commit/af2eb8a7f7d4344
https://github.com/MoarVM/MoarVM/commit/4d3fc2818d0032b
https://github.com/rakudo/rakudo/commit/8422d7b4e23678b
https://github.com/rakudo/rakudo/commit/a2a2a745c4242d1
Test: https://github.com/perl6/roast/commit/52c60ce5c283dd5b8
https://github.com/perl6/roast/commit/bba5e9fdda431c9f4
