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Re: PSC #049 2022-01-07

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From:
Sergey Aleynikov
Date:
January 17, 2022 17:41
Subject:
Re: PSC #049 2022-01-07
Message ID:
CAKNj8S29=ywxU4tywT7VTV0BK3wzTVi44VpYbgXwYufa1YL_Gw@mail.gmail.com
пн, 17 янв. 2022 г. в 15:32, Dave Mitchell <davem@iabyn.com>:
>
> 1) leaving @_ untouched when calling a signatured-sub (i.e. it is still
> the @_ of the caller).
>
> This will have a significant performance boost

While it does, as-is it breaks stack traces. Without stack traces,
debugging becomes a pain. Unless any proposal for (1) also includes
solution for stack traces, it makes programmer's life worse, not
better.

Best regards,
Sergey Aleynikov
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