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Masaki Hara (qnighy@qnmd.info)'s status on Friday, 22-Mar-2019 21:07:42 JST Masaki Hara

https://github.com/rust-lang/rfcs/issues/1748#issuecomment-475373024
size_tとuintptr_tが異なるプラットフォームがあるらしく、その場合Rustのusizeはどちらと一致するべきか？と議論になっている。(個人的にはx86-16系ABIと同様、思い切って切り捨ててもいいと思うけど)
In conversation Friday, 22-Mar-2019 21:07:42 JST from qnmd.info permalink
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1. Policy for assumptions about the size of `usize` · Issue #1748 · rust-lang/rfcs
  
  from GitHub
  
  When in the course of human rusty events, something in core or std depends on the actual width of usize/isize, there are currently (at least) two policies in place: Conservatively assume that usize...

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