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