1 files changed, 22 insertions, 0 deletions
diff --git a/tests/rustdoc/extern-fn-22038.rs b/tests/rustdoc/extern-fn-22038.rs
new file mode 100644
index 000000000..72d39c32a
--- /dev/null
+++ b/tests/rustdoc/extern-fn-22038.rs
@@ -0,0 +1,22 @@
+// 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() {}