rust/tests/rustdoc/extern-fn-22038.rs

// https://github.com/rust-lang/rust/issues/22038
#![crate_name="issue_22038"]

extern "C" {
    //@ has issue_22038/fn.foo1.html \
    //      '//pre[@class="rust item-decl"]' 'pub unsafe extern "C" fn foo1()'
    pub fn foo1();
}

extern "system" {
    //@ has issue_22038/fn.foo2.html \
    //      '//pre[@class="rust item-decl"]' 'pub unsafe extern "system" fn foo2()'
    pub fn foo2();
}

//@ has issue_22038/fn.bar.html \
//      '//pre[@class="rust item-decl"]' 'pub extern "C" fn bar()'
pub extern "C" fn bar() {}

//@ has issue_22038/fn.baz.html \
//      '//pre[@class="rust item-decl"]' 'pub extern "system" fn baz()'
pub extern "system" fn baz() {}