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Tracking issue for release notes of #142377: Try unremapping compiler sources

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

relnotesMarks issues that should be documented in the release notes of the next release.Marks issues that should be documented in the release notes of the next release.

relnotes-tracking-issueMarks issues tracking what text to put in release notes.Marks issues tracking what text to put in release notes.

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.

#143179 In rust-lang/rust;

· rustbot opened on Jun 29, 2025

· 

1.89.0

Support different paths remapping for different scopes

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

F-trim-pathsFeature: trim-pathsFeature: trim-paths

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.

#142917 In rust-lang/rust;

· Urgau opened on Jun 23, 2025

Improve <code>--remap-path-prefix</code> documentation

A-docsArea: Documentation for any part of the project, including the compiler, standard library, and toolsArea: Documentation for any part of the project, including the compiler, standard library, and tools

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

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

Status: Open (in progress).

rust-lang/rustnumber 142372

#142372 In rust-lang/rust;

· Urgau opened on Jun 11, 2025

stage1 compiler has some debuginfo with misleading library paths

A-contributor-roadblockArea: Makes things more difficult for new or seasoned contributors to RustArea: Makes things more difficult for new or seasoned contributors to Rust

A-dist-componentsArea: dist components, e.g. `rustc-dev`, `rustc-src`, etc.Area: dist components, e.g. `rustc-dev`, `rustc-src`, etc.

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

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

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)

Status: Open.

#142050 In rust-lang/rust;

· cuviper opened on Jun 5, 2025

<code>--remap-path-prefix FROM=TO</code> creates invalid paths if <code>TO</code> doesn't start with <code>/</code>

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

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

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

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.

#137016 In rust-lang/rust;

· xobs opened on Feb 14, 2025

Failed to capture backtrace when compiling with <code>--remap-path-prefix=${PWD}=</code> on <code>aarch64-apple-darwin</code>

A-backtraceArea: BacktracesArea: Backtraces

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

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

O-appleOperating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)

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.

#135853 In rust-lang/rust;

· ashi009 opened on Jan 22, 2025

Debug info is broken on macOS when using --remap-path-prefix

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

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

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

O-appleOperating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS)

O-macosOperating system: macOSOperating system: macOS

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.

#132143 In rust-lang/rust;

· csmulhern opened on Oct 25, 2024

no-op remap_path_prefix change invalidates incremental cache

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

A-incr-compArea: Incremental compilationArea: Incremental compilation

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

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.

WG-incr-compWorking group: Incremental compilationWorking group: Incremental compilation

Status: Open.

#132132 In rust-lang/rust;

· ashi009 opened on Oct 25, 2024

Tracking Issue for <code>-Z remap-cwd-prefix</code>

A-CLIArea: Command-line interface (CLI) to the compilerArea: Command-line interface (CLI) to the compiler

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

A-reproducibilityArea: Reproducible / deterministic buildsArea: Reproducible / deterministic builds

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

S-tracking-needs-summaryStatus: It's hard to tell what's been done and what hasn't! Someone should do some investigation.Status: It's hard to tell what's been done and what hasn't! Someone should do some investigation.

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.

#89434 In rust-lang/rust;

· ehuss opened on Oct 1, 2021

sysroot spans still not printed, when remap-path-prefix is set with a custom path

A-path-remappingArea: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.Area: path remapping, --remap-path-prefix, --remap-cwd-prefix, --remap-diagnostics-scope etc.

A-reproducibilityArea: Reproducible / deterministic buildsArea: Reproducible / deterministic builds

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

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

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.

#74786 In rust-lang/rust;

· infinity0 opened on Jul 26, 2020