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Use SmallVec for the queue in coerce_unsized. - #55383

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nnethercote:coerce_unsized-SmallVec
Oct 26, 2018
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Use SmallVec for the queue in coerce_unsized.#55383
bors merged 1 commit into
rust-lang:masterfrom
nnethercote:coerce_unsized-SmallVec

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@nnethercote

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This reduces the number of allocations done for the tuple-stress
benchmark by 4%.

This reduces the number of allocations done for the `tuple-stress`
benchmark by 4%.
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r? @davidtwco

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@rust-highfiverust-highfive added the S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. label Oct 26, 2018
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@bors r+ rollup

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bors commented Oct 26, 2018

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📌 Commit 526dc14 has been approved by davidtwco

@borsbors added S-waiting-on-bors Status: Waiting on bors to run and complete tests. Bors will change the label on completion. and removed S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. labels Oct 26, 2018
kennytm added a commit to kennytm/rust that referenced this pull request Oct 26, 2018
…, r=davidtwco
Use `SmallVec` for the queue in `coerce_unsized`.
This reduces the number of allocations done for the `tuple-stress`
benchmark by 4%.
@kennytmkennytm mentioned this pull request Oct 26, 2018
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@bors r+

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bors commented Oct 26, 2018

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💡 This pull request was already approved, no need to approve it again.

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bors commented Oct 26, 2018

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📌 Commit 526dc14 has been approved by Mark-Simulacrum

bors added a commit that referenced this pull request Oct 26, 2018
Rollup of 21 pull requests
Successful merges:
- #54816 (Don't try to promote already promoted out temporaries)
- #54824 (Cleanup rustdoc tests with `@!has` and `@!matches`)
- #54921 (Add line numbers option to rustdoc)
- #55167 (Add a "cheap" mode for `compute_missing_ctors`.)
- #55258 (Fix Rustdoc ICE when checking blanket impls)
- #55264 (Compile the libstd we distribute with -Ccodegen-unit=1)
- #55271 (Unimplement ExactSizeIterator for MIR traversing iterators)
- #55292 (Macro diagnostics tweaks)
- #55298 (Point at macro definition when no rules expect token)
- #55301 (List allowed tokens after macro fragments)
- #55302 (Extend the impl_stable_hash_for! macro for miri.)
- #55325 (Fix link to macros chapter)
- #55343 (rustbuild: fix remap-debuginfo when building a release)
- #55346 (Shrink `Statement`.)
- #55358 (Remove redundant clone (2))
- #55370 (Update mailmap for estebank)
- #55375 (Typo fixes in configure_cmake comments)
- #55378 (rustbuild: use configured linker to build boostrap)
- #55379 (validity: assert that unions are non-empty)
- #55383 (Use `SmallVec` for the queue in `coerce_unsized`.)
- #55391 (bootstrap: clean up a few clippy findings)
@bors
bors merged commit 526dc14 into rust-lang:masterOct 26, 2018
@nnethercote
nnethercote deleted the coerce_unsized-SmallVec branch October 28, 2018 21:34
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