[perl #130211] [LTA] missing overloaded methods don't tell what role needs them

[Zoffix Znet via RT]

On Tue, 29 Nov 2016 03:36:09 -0800, gfldex wrote:
> EVAL 'role R { method overload-this(){...} }; class A does R {}; ';
> CATCH { default { say .^name, .Str } }
> 
> # OUTPUT«X::Comp::AdHocMethod 'overload-this' must be implemented by A
> # because it is required by a role␤»
> 
> # expected
> # OUTPUT«X::Comp::AdHocMethod 'overload-this' must be implemented by A
> # because it is required by a role R␤»
> 
> # Please update the docs at
> # https://docs.perl6.org/language/typesystem#role or file a github issue


Fixed in 
https://github.com/rakudo/rakudo/commit/bff0510412933756d2cdfe09c807f84757d486ef

Tests needed.