mirror of https://github.com/rust-lang/rust
53 lines
1.6 KiB
Rust
53 lines
1.6 KiB
Rust
// This tests ensure that atomic types are never lowered into runtime library calls that are not
|
|
// guaranteed to be lock-free.
|
|
|
|
//@ only-linux
|
|
|
|
use run_make_support::{llvm_components_contain, llvm_readobj, rustc};
|
|
|
|
fn compile(target: &str) {
|
|
rustc().input("atomic_lock_free.rs").target(target).run();
|
|
}
|
|
|
|
fn check() {
|
|
llvm_readobj()
|
|
.symbols()
|
|
.input("libatomic_lock_free.rlib")
|
|
.run()
|
|
.assert_stdout_not_contains("__atomic_fetch_add");
|
|
}
|
|
|
|
fn compile_and_check(target: &str) {
|
|
compile(target);
|
|
check();
|
|
}
|
|
|
|
fn main() {
|
|
if llvm_components_contain("x86") {
|
|
compile_and_check("i686-unknown-linux-gnu");
|
|
compile_and_check("x86_64-unknown-linux-gnu");
|
|
}
|
|
if llvm_components_contain("arm") {
|
|
compile_and_check("arm-unknown-linux-gnueabi");
|
|
compile_and_check("arm-unknown-linux-gnueabihf");
|
|
compile_and_check("armv7-unknown-linux-gnueabihf");
|
|
compile_and_check("thumbv7neon-unknown-linux-gnueabihf");
|
|
}
|
|
if llvm_components_contain("aarch64") {
|
|
compile_and_check("aarch64-unknown-linux-gnu");
|
|
}
|
|
if llvm_components_contain("mips") {
|
|
compile_and_check("mips-unknown-linux-gnu");
|
|
compile_and_check("mipsel-unknown-linux-gnu");
|
|
}
|
|
if llvm_components_contain("powerpc") {
|
|
compile_and_check("powerpc-unknown-linux-gnu");
|
|
compile_and_check("powerpc-unknown-linux-gnuspe");
|
|
compile_and_check("powerpc64-unknown-linux-gnu");
|
|
compile_and_check("powerpc64le-unknown-linux-gnu");
|
|
}
|
|
if llvm_components_contain("systemz") {
|
|
compile_and_check("s390x-unknown-linux-gnu");
|
|
}
|
|
}
|