35 lines
1.3 KiB
Rust
35 lines
1.3 KiB
Rust
// Test linking using `cc` with `rust-lld`, using the unstable CLI described in MCP 510
|
|
// see https://github.com/rust-lang/compiler-team/issues/510 for more info
|
|
|
|
//@ needs-rust-lld
|
|
//@ ignore-s390x lld does not yet support s390x as target
|
|
|
|
use run_make_support::linker::{assert_rustc_doesnt_use_lld, assert_rustc_uses_lld};
|
|
use run_make_support::rustc;
|
|
|
|
fn main() {
|
|
// Opt-in to lld and the self-contained linker, to link with rust-lld. We'll check that by
|
|
// asking the linker to display its version number with a link-arg.
|
|
assert_rustc_uses_lld(
|
|
rustc()
|
|
.arg("-Zlinker-features=+lld")
|
|
.arg("-Clink-self-contained=+linker")
|
|
.arg("-Zunstable-options")
|
|
.input("main.rs"),
|
|
);
|
|
|
|
// It should not be used when we explicitly opt-out of lld.
|
|
assert_rustc_doesnt_use_lld(rustc().arg("-Zlinker-features=-lld").input("main.rs"));
|
|
|
|
// While we're here, also check that the last linker feature flag "wins" when passed multiple
|
|
// times to rustc.
|
|
assert_rustc_uses_lld(
|
|
rustc()
|
|
.arg("-Clink-self-contained=+linker")
|
|
.arg("-Zunstable-options")
|
|
.arg("-Zlinker-features=-lld")
|
|
.arg("-Zlinker-features=+lld")
|
|
.arg("-Zlinker-features=-lld,+lld")
|
|
.input("main.rs"),
|
|
);
|
|
}
|