rust/tests/run-make/rust-lld-by-default-beta-st.../rmake.rs

31 lines
979 B
Rust

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