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annotate intentional lvalue substr
author
Mischa POSLAWSKY
<perl@shiar.org>
Mon, 21 Feb 2022 13:25:00 +0000
(14:25 +0100)
committer
Mischa POSLAWSKY
<perl@shiar.org>
Sun, 17 Apr 2022 17:20:25 +0000
(19:20 +0200)
Advised against by perlcritic and PBP because of confusion and efficiency.
The latter seems contrary to actual benchmark results in v5.24-5.28,
where this form is at least 5% faster (even with a dummy length argument).
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