[perl #125940] Missed frame handler abort when returning from start { } in a sub

[Aleks-Daniel Jakimenko-Aleksejev via RT]

Still reproducible (2017.11,HEAD(e5b660e)), although maybe with a different
failure mode:

before wait
here
MoarVM panic: Internal error: Unwound entire stack and missed handler

On 2015-08-29 14:25:53, r...@hoelz.ro wrote:
> See the example code.
>
> The return in the start { ... } probably shouldn't compile.