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ZJIT: Optimize Kernel#dup #1058

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ZJIT: Optimize Kernel#dup#1058

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@tekknolagi
tekknolagi
opened on Sep 22, 2026

dup is a completely uncached call from C into initialize_copy and stuff like this. We should pull more of this path into Ruby and inline through it.

Activity

  1. tekknolagi
    changed the title [-]ZJIT: Optimize `dup`[/-] [+]ZJIT: Optimize `Kernel#dup`[/+] on Sep 22, 2026
  2. tekknolagi
    marked this as blocking on Sep 22, 2026
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