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Use bootstrap rustc for versioncheck in Clippy

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This commit is contained in:
flip1995 2021-01-02 18:01:42 +01:00
parent ba4bf4f9c5
commit 053afe4907
1 changed files with 4 additions and 3 deletions
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7
tests/versioncheck.rs
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@ -28,10 +28,11 @@ fn check_that_clippy_has_the_same_major_version_as_rustc() {
let clippy_minor = clippy_version.minor;
let clippy_patch = clippy_version.patch;
// get the rustc version
// this way the rust-toolchain file version is honored
// get the rustc version either from the rustc installed with the toolchain file or from
// `RUSTC_REAL` if Clippy is build in the Rust repo with `./x.py`.
let rustc = std::env::var("RUSTC_REAL").unwrap_or_else(|_| "rustc".to_string());
let rustc_version = String::from_utf8(
std::process::Command::new("rustc")
std::process::Command::new(&rustc)
.arg("--version")
.output()
.expect("failed to run `rustc --version`")