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Disable unstable features in bootstrap tools

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This statically prevents issues like https://github.com/rust-lang/rust/issues/59264,
where tools can only be built with the in-tree compiler and not beta.
This commit is contained in:
Joshua Nelson 2022-05-22 09:44:23 -05:00
parent b0ea4e74cb
commit 751ad4a0e9
1 changed files with 8 additions and 0 deletions
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8
src/bootstrap/builder.rs
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@ -1201,6 +1201,14 @@ impl<'a> Builder<'a> {
// this), as well as #63012 which is the tracking issue for this
// feature on the rustc side.
cargo.arg("-Zbinary-dep-depinfo");
match mode {
Mode::ToolBootstrap => {
// Restrict the allowed features to those passed by rustbuild, so we don't depend on nightly accidentally.
// HACK: because anyhow does feature detection in build.rs, we need to allow the backtrace feature too.
rustflags.arg("-Zallow-features=binary-dep-depinfo,backtrace");
}
Mode::Std | Mode::Rustc | Mode::ToolStd | Mode::Codegen | Mode::ToolRustc => {}
}
cargo.arg("-j").arg(self.jobs().to_string());
// Remove make-related flags to ensure Cargo can correctly set things up