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Rollup of 7 perf-sensitive pull requests - #165244

Merged

rust-bors[bot] merged 28 commits into

rust-lang:mainfrom

JonathanBrouwer:rollup-qKlclC9

Nov 1, 2026

Merged

Rollup of 7 perf-sensitive pull requests#165244
rust-bors[bot] merged 28 commits into
rust-lang:mainfrom
JonathanBrouwer:rollup-qKlclC9

Commits on Oct 15, 2026
- Expand an early return case in `coerce_unsized`
  nnethercote
  committed
  5aa5e40
- Narrow the scope of a `commit_if_ok`
  nnethercote
  committed
  3952413
Commits on Oct 21, 2026
- Add supporting APIs for MIR storage reconstruction
  Amanieu
  committed
  771d9a1
Commits on Oct 22, 2026
- use adaptive sparse encoding for metadata tables
  TaKO8Ki
  committed
  72ffc10
- reduce sparse metadata table lookup overhead
  TaKO8Ki
  committed
  de21c98
Commits on Oct 26, 2026
- factor out lint name
  mejrs
  committed
  5afdb7a
- edit check_lint_name to accept LintName
  mejrs
  committed
  123d20d
- use Lintname in lint machinery
  mejrs
  committed
  6a3df09
- store Lintname in error types
  mejrs
  committed
  f6f8683
- Use LintName in LintLevelSource
  mejrs
  committed
  09a5060
- Use LintName more
  mejrs
  committed
  a8a0f42
- return tool_name in NoTool error
  mejrs
  committed
  232a750
- clarify lint emptyness
  mejrs
  committed
  361557a
Commits on Oct 29, 2026
- Move lang item collection to the resolver
  oli-obk
  committed
  5156c51
- Reconstruct storage lifetimes after move elimination
  Amanieu
  committed
  0827b4d
Commits on Oct 30, 2026
- do not prefer trivially true candidates
  lcnr
  committed
  1ef87c6
Commits on Oct 31, 2026