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Validate transmute in CTFE

perf-regressionPerformance regression.Performance regression.

S-experimentalStatus: Ongoing experiment that does not require reviewing and won't be merged in its current state.Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 144030

#144030 In rust-lang/rust;

· oli-obk opened on Jul 16, 2025

Avoid loading HIR for check_well_formed on type declarations

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 143328

#143328 In rust-lang/rust;

· oli-obk opened on Jul 2, 2025

[perf experiment] Split the resolver tables into per-owner tables

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Draft (not ready).

rust-lang/rustnumber 138995

#138995 In rust-lang/rust;

· oli-obk opened on Mar 26, 2025

[perf] Decouple directly accessing a HIR owner from ast lowering

A-query-systemArea: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)

perf-regressionPerformance regression.Performance regression.

S-experimentalStatus: Ongoing experiment that does not require reviewing and won't be merged in its current state.Status: Ongoing experiment that does not require reviewing and won't be merged in its current state.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Draft (not ready).

rust-lang/rustnumber 138705

#138705 In rust-lang/rust;

· oli-obk opened on Mar 19, 2025

Make create_def a side effect instead of marking the entire query as always red

A-query-systemArea: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)Area: The rustc query system (https://rustc-dev-guide.rust-lang.org/query.html)

A-run-makeArea: port run-make Makefiles to rmake.rsArea: port run-make Makefiles to rmake.rs

A-testsuiteArea: The testsuite used to check the correctness of rustcArea: The testsuite used to check the correctness of rustc

perf-regressionPerformance regression.Performance regression.

S-waiting-on-authorStatus: This is awaiting some action (such as code changes or more information) from the author.Status: This is awaiting some action (such as code changes or more information) from the author.

T-bootstrapRelevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open (in progress).

rust-lang/rustnumber 115613

#115613 In rust-lang/rust;

· oli-obk opened on Sep 6, 2023