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rustc_llvm: Add a <code>-Z print-llvm-stats</code> option to expose LLVM statistics.

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: Closed (abandoned).

rust-lang/rustnumber 104000

#104000 In rust-lang/rust;

· by pcwalton was closed on Jul 17, 2023

rustc_target: Add alignment to indirectly-passed by-value types, correcting the alignment of <code>byval</code> on x86 in the process.

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

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.

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

Status: Closed (abandoned).

rust-lang/rustnumber 103830

#103830 In rust-lang/rust;

· by pcwalton was closed on May 17, 2023

[rustc_ty_utils] Add the LLVM <code>noalias</code> parameter attribute to <code>drop_in_place</code> in certain cases.

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: Closed (abandoned).

rust-lang/rustnumber 103614

#103614 In rust-lang/rust;

· by pcwalton was closed on May 23, 2023

Introduce deduced parameter attributes, and use them for deducing <code>readonly</code> on indirect immutable freeze by-value function parameters.

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

merged-by-borsThis PR was explicitly merged by bors.This PR was explicitly merged by bors.

S-waiting-on-borsStatus: Waiting on bors to run and complete tests. Bors will change the label on completion.Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

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: Merged (completed).

rust-lang/rustnumber 103172

#103172 In rust-lang/rust;

· by pcwalton was closed on Oct 22, 2022

· 

1.66.0

rustc_codegen_ssa: Use <code>llvm.invariant</code> intrinsics on arguments that are immutable references; off by default.

S-waiting-on-reviewStatus: Awaiting review from the assignee but also interested parties.Status: Awaiting review from the assignee but also interested parties.

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: Closed (abandoned).

rust-lang/rustnumber 103070

#103070 In rust-lang/rust;

· by pcwalton was closed on Oct 19, 2022

Implement support for DWARF version 5.

S-waiting-on-borsStatus: Waiting on bors to run and complete tests. Bors will change the label on completion.Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

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: Merged (completed).

rust-lang/rustnumber 98350

#98350 In rust-lang/rust;

· by pcwalton was closed on Jul 9, 2022

· 

1.64.0

Specify DWARF alignment in bits, not bytes.

S-waiting-on-borsStatus: Waiting on bors to run and complete tests. Bors will change the label on completion.Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

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: Merged (completed).

rust-lang/rustnumber 97846

#97846 In rust-lang/rust;

· by pcwalton was closed on Jun 8, 2022

· 

1.63.0

rustc_mir_transform: Add a local value numbering pass, off by default.

A-mir-optArea: MIR optimizationsArea: MIR optimizations

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: Closed (abandoned).

rust-lang/rustnumber 92051

#92051 In rust-lang/rust;

· by pcwalton was closed on Oct 18, 2022

rustc_codegen_llvm: Give each codegen unit a unique DWARF name on all platforms, not just Apple ones.

A-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)Area: Debugging information in compiled programs (DWARF, PDB, etc.)

C-bugCategory: This is a bug.Category: This is a bug.

S-waiting-on-borsStatus: Waiting on bors to run and complete tests. Bors will change the label on completion.Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

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: Merged (completed).

rust-lang/rustnumber 92024

#92024 In rust-lang/rust;

· by pcwalton was closed on Dec 18, 2021

· 

1.59.0

Introduce a fast path that avoids the <code>debug_tuple</code> abstraction when deriving Debug for unit-like enum variants.

merged-by-borsThis PR was explicitly merged by bors.This PR was explicitly merged by bors.

perf-regressionPerformance regression.Performance regression.

perf-regression-triagedThe performance regression has been triaged.The performance regression has been triaged.

S-waiting-on-borsStatus: Waiting on bors to run and complete tests. Bors will change the label on completion.Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

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: Merged (completed).

rust-lang/rustnumber 88832

#88832 In rust-lang/rust;

· by pcwalton was closed on Sep 17, 2021

· 

1.57.0

Stop emitting the <code>dso_local</code> LLVM attribute for external symbols under the static relocation model on macOS.

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

merged-by-borsThis PR was explicitly merged by bors.This PR was explicitly merged by bors.

S-waiting-on-borsStatus: Waiting on bors to run and complete tests. Bors will change the label on completion.Status: Waiting on bors to run and complete tests. Bors will change the label on completion.

Status: Merged (completed).

rust-lang/rustnumber 88200

#88200 In rust-lang/rust;

· by pcwalton was closed on Aug 23, 2021

· 

1.56.0

(DO NOT MERGE) Mir inlining with spans

Status: Closed (abandoned).

rust-lang/rustnumber 36689

#36689 In rust-lang/rust;

· by pcwalton was closed on Sep 24, 2016