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Passing multiple <code>--target</code> options behaves differently than compiling separately

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

A-features2Area: issues specifically related to the v2 feature resolverArea: issues specifically related to the v2 feature resolver

C-bugCategory: bugCategory: bug

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#16038 In rust-lang/cargo;

· mohe2015 opened on Oct 1, 2025

Config keys for and targets with dots in its name.

A-configurationArea: cargo config files and env varsArea: cargo config files and env vars

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

A-environment-variablesArea: environment variablesArea: environment variables

C-bugCategory: bugCategory: bug

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#15901 In rust-lang/cargo;

· tanshihaj opened on Aug 31, 2025

Not enough information when compiling multiple targets

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

A-diagnosticsArea: Error and warning messages generated by Cargo itself.Area: Error and warning messages generated by Cargo itself.

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#15177 In rust-lang/cargo;

· ehuss opened on Feb 12, 2025

The bindeps feature with cdylib artefact doesn't work when cross compiling for musl target

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

C-bugCategory: bugCategory: bug

S-triageStatus: This issue is waiting on initial triage.Status: This issue is waiting on initial triage.

Z-bindepsNightly: binary artifact dependenciesNightly: binary artifact dependencies

Status: Open.

#15095 In rust-lang/cargo;

· zzsergant opened on Jan 16, 2025

Make <code>CARGO_BUILD_TARGET</code> accept multiple target triples

A-configurationArea: cargo config files and env varsArea: cargo config files and env vars

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

C-feature-requestCategory: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`Category: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#14820 In rust-lang/cargo;

· madsmtm opened on Nov 14, 2024

Better Toolchain Error and Help Messages

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

A-diagnosticsArea: Error and warning messages generated by Cargo itself.Area: Error and warning messages generated by Cargo itself.

C-feature-requestCategory: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`Category: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#14572 In rust-lang/cargo;

· comods opened on Sep 20, 2024

support generic target tables and env variables

A-configurationArea: cargo config files and env varsArea: cargo config files and env vars

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

C-feature-requestCategory: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`Category: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`

S-needs-team-inputStatus: Needs input from team on whether/how to proceed.Status: Needs input from team on whether/how to proceed.

Status: Open.

#14264 In rust-lang/cargo;

· jameshilliard opened on Jul 18, 2024

Fail early when trying to build for an unavailable target

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

A-rustupArea: rustup interactionArea: rustup interaction

C-feature-requestCategory: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`Category: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`

S-blocked-externalStatus: ❌ blocked on something out of the direct control of the Cargo project, e.g., upstream fixStatus: ❌ blocked on something out of the direct control of the Cargo project, e.g., upstream fix

Status: Open.

#13423 In rust-lang/cargo;

· rivnakm opened on Feb 8, 2024

Build fails if target is passed within<code>RUSTFLAGS</code>

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

A-rustflagsArea: rustflagsArea: rustflags

C-bugCategory: bugCategory: bug

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#11452 In rust-lang/cargo;

· jpalus opened on Dec 4, 2022

<code>cargo tree -d</code> with multitarget configured shows duplicate dependencies once per target

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

C-bugCategory: bugCategory: bug

Command-tree

E-mediumExperience: MediumExperience: Medium

S-needs-mentorStatus: Issue or feature is accepted, but needs a team member to commit to helping and reviewing.Status: Issue or feature is accepted, but needs a team member to commit to helping and reviewing.

T-cargoTeam: CargoTeam: Cargo

Status: Open.

#11370 In rust-lang/cargo;

· joshtriplett opened on Nov 14, 2022

Ability to build multiple targets including the native target.

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

C-feature-requestCategory: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`Category: proposal for a feature. Before PR, ping rust-lang/cargo if this is not `Feature accepted`

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#11306 In rust-lang/cargo;

· wdanilo opened on Oct 27, 2022

doc: RUSTDOCFLAGS and <code>--target</code> is not passed to rustdoc when documenting proc-macros with a <code>--target</code> set

A-cross-compilingArea: using --target flag for other platformsArea: using --target flag for other platforms

C-bugCategory: bugCategory: bug

Command-doc

S-needs-designStatus: Needs someone to work further on the design for the feature or fix. NOT YET accepted.Status: Needs someone to work further on the design for the feature or fix. NOT YET accepted.

Status: Open.

#7677 In rust-lang/cargo;

· QuietMisdreavus opened on Dec 6, 2019