mirror of https://github.com/rust-lang/rust
31 lines
979 B
Rust
31 lines
979 B
Rust
// Ensure that rust-lld is *not* used as the default linker on `x86_64-unknown-linux-gnu` on stable
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// or beta.
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//@ ignore-nightly
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//@ only-x86_64-unknown-linux-gnu
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use std::process::Output;
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use run_make_support::regex::Regex;
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use run_make_support::rustc;
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fn main() {
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// A regular compilation should not use rust-lld by default. We'll check that by asking the
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// linker to display its version number with a link-arg.
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let output = rustc()
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.env("RUSTC_LOG", "rustc_codegen_ssa::back::link=info")
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.link_arg("-Wl,-v")
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.input("main.rs")
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.run();
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assert!(
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!find_lld_version_in_logs(output.stderr_utf8()),
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"the LLD version string should not be present in the output logs:\n{}",
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output.stderr_utf8()
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);
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}
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fn find_lld_version_in_logs(stderr: String) -> bool {
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let lld_version_re = Regex::new(r"^LLD [0-9]+\.[0-9]+\.[0-9]+").unwrap();
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stderr.lines().any(|line| lld_version_re.is_match(line.trim()))
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}
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