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Add RUSTC_STAGE env var to ./x.py clippy invocation #100492

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Add RUSTC_STAGE env var to ./x.py clippy invocation #100492

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28 changes: 19 additions & 9 deletions src/bootstrap/builder.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1426,20 +1426,30 @@ impl<'a> Builder<'a> {
// Only run clippy on a very limited subset of crates (in particular, not build scripts).
cargo.arg("-Zunstable-options");
// Explicitly does *not* set `--cfg=bootstrap`, since we're using a nightly clippy.
let host_version = Command::new("rustc").arg("--version").output().map_err(|_| ());
let output = host_version.and_then(|output| {
if output.status.success() {
Ok(output)
} else {
Err(())
}
}).unwrap_or_else(|_| {
let output = Command::new("rustc")
.arg("--version")
.env("RUSTC_STAGE", stage.to_string())
.output();
let output = output.unwrap_or_else(|err| {
eprintln!(
"error: `x.py clippy` requires a host `rustc` toolchain with the `clippy` component"
"error: `x.py clippy` requires a host `rustc` toolchain with the `clippy` component (could not execute rustc: {})",
err
);
eprintln!("help: try `rustup component add clippy`");
crate::detail_exit(1);
});
if !output.status.success() {
if let Some(code) = output.status.code() {
eprintln!("rustc exited with code {code}");
}
if !output.stdout.is_empty() {
eprintln!("stdout: {}", String::from_utf8_lossy(&output.stdout));
}
if !output.stderr.is_empty() {
eprintln!("stderr: {}", String::from_utf8_lossy(&output.stderr));
}
crate::detail_exit(1);
}
if !t!(std::str::from_utf8(&output.stdout)).contains("nightly") {
rustflags.arg("--cfg=bootstrap");
}
Expand Down