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-rw-r--r--src/test/ui/async-await/no-unsafe-async.rs11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/test/ui/async-await/no-unsafe-async.rs b/src/test/ui/async-await/no-unsafe-async.rs
new file mode 100644
index 000000000..f40154e16
--- /dev/null
+++ b/src/test/ui/async-await/no-unsafe-async.rs
@@ -0,0 +1,11 @@
+// edition:2018
+
+struct S;
+
+impl S {
+ #[cfg(FALSE)]
+ unsafe async fn g() {} //~ ERROR expected one of `extern` or `fn`, found keyword `async`
+}
+
+#[cfg(FALSE)]
+unsafe async fn f() {} //~ ERROR expected one of `extern` or `fn`, found keyword `async`