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| author | Eric Huss <eric@huss.org> | 2022-05-20 20:53:51 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-05-21 12:53:51 +0900 |
| commit | 5fd3d1dde7c7e90fdc1345b4495f56c373818ffa (patch) | |
| tree | 2a07706efb6d0198f984a416420e2117d5e281f3 /src/doc/rustc-dev-guide | |
| parent | f1ad54fe583bafaf83a9a32fdfcb64eaa966c24d (diff) | |
| download | rust-5fd3d1dde7c7e90fdc1345b4495f56c373818ffa.tar.gz rust-5fd3d1dde7c7e90fdc1345b4495f56c373818ffa.zip | |
Add note about patching dependencies and warnings. (#1354)
Diffstat (limited to 'src/doc/rustc-dev-guide')
| -rw-r--r-- | src/doc/rustc-dev-guide/src/building/new-target.md | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/doc/rustc-dev-guide/src/building/new-target.md b/src/doc/rustc-dev-guide/src/building/new-target.md index b5fc2cb0ad2..f216ed0b767 100644 --- a/src/doc/rustc-dev-guide/src/building/new-target.md +++ b/src/doc/rustc-dev-guide/src/building/new-target.md @@ -104,6 +104,12 @@ index be15e50e2bc..4fb1248ba99 100644 After this, run `cargo update -p libc` to update the lockfiles. +Beware that if you patch to a local `path` dependency, this will enable +warnings for that dependency. Some dependencies are not warning-free, and due +to the `deny-warnings` setting in `config.toml`, the build may suddenly start +to fail. To work around the warnings, you may want to disable `deny-warnings` +in the config, or modify the dependency to remove the warnings. + [`libc`]: https://crates.io/crates/libc [`cc`]: https://crates.io/crates/cc [patch]: https://doc.rust-lang.org/stable/cargo/reference/overriding-dependencies.html#the-patch-section |