21 lines
808 B
Rust
21 lines
808 B
Rust
|
// The rlib produced by a no_builtins crate should be explicitely linked
|
||
|
|
// during compilation, and as a result be present in the linker arguments.
|
||
|
|
// See the comments inside this file for more details.
|
||
|
|
// See https://github.com/rust-lang/rust/pull/35637
|
||
|
|
|
||
|
|
use run_make_support::{rust_lib_name, rustc};
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
// Compile a `#![no_builtins]` rlib crate
|
||
|
|
rustc().input("no_builtins.rs").run();
|
||
|
|
// Build an executable that depends on that crate using LTO. The no_builtins crate doesn't
|
||
|
|
// participate in LTO, so its rlib must be explicitly
|
||
|
|
// linked into the final binary. Verify this by grepping the linker arguments.
|
||
|
|
rustc()
|
||
|
|
.input("main.rs")
|
||
|
|
.arg("-Clto")
|
||
|
|
.print("link-args")
|
||
|
|
.run()
|
||
|
|
.assert_stdout_contains(rust_lib_name("no_builtins"));
|
||
|
|
}
|