A git bisect showed that this error began in commit
22b4ef05b1f72b50d63e4599d5e037bccf1f08ed, but there must be have been an
underlying problem that was already present, since this commit did not
change the type system.
On Fri, Dec 1, 2017 at 6:00 PM perl6 via RT <perl6-bugs-follo...@perl.org>
wrote:
> Greetings,
>
> This message has been automatically generated in response to the
> creation of a trouble ticket regarding:
> "[BUG] type constraints to Array[Pair] don't work when
> precompiled",
> a summary of which appears below.
>
> There is no need to reply to this message right now. Your ticket has been
> assigned an ID of [perl #132525].
>
> Please include the string:
>
> [perl #132525]
>
> in the subject line of all future correspondence about this issue. To do
> so,
> you may reply to this message.
>
> Thank you,
> perl6-bugs-follo...@perl.org
>
> -------------------------------------------------------------------------
> The following function runs fine when it's not defined in an external file:
>
> our sub get-array(--> Array[Pair]) {
> return my Pair @pairs;
> }
>
> But when if you put the above code in a module and run it with:
> perl6 -I. -MMyModule -e 'MyModule::get-array'
>
> The output is:
> Type check failed for return value; expected Array[Pair] but got
> Array[Pair].new()
> in sub get-array at MyModule.pm6 (MyModule) line 2
>
> Tested with:
> Rakudo version 2017.10 built on MoarVM version 2017.10
> Rakudo version 2017.10-196-gfff43fd70 built on MoarVM version
> 2017.10-77-gb9a01f75
>
>
