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| author | Nicholas Nethercote <n.nethercote@gmail.com> | 2021-11-29 21:15:51 +1100 |
|---|---|---|
| committer | Nicholas Nethercote <n.nethercote@gmail.com> | 2021-11-30 08:10:47 +1100 |
| commit | 6a83352aa3cb80eb83cb57aba30aad32d3881af7 (patch) | |
| tree | bf25452b8be1008b9f4a5608c1f1e438b61075e3 /compiler/rustc_mir_transform/src | |
| parent | 686e313a9aa14107c8631ffe48fa09110a7692db (diff) | |
| download | rust-6a83352aa3cb80eb83cb57aba30aad32d3881af7.tar.gz rust-6a83352aa3cb80eb83cb57aba30aad32d3881af7.zip | |
Introduce `RawVec::reserve_for_push`.
If `Vec::push`'s capacity check fails it calls `RawVec::reserve`, which then also does a capacity check. This commit introduces `reserve_for_push` which skips the redundant capacity check, for some slight compile time speed-ups. I tried lots of minor variations on this, e.g. different inlining attributes. This was the best one I could find.
Diffstat (limited to 'compiler/rustc_mir_transform/src')
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