1 files changed, 44 insertions, 0 deletions
diff --git a/tests/ui/target-feature/wasm-safe.rs b/tests/ui/target-feature/wasm-safe.rs
new file mode 100644
index 000000000..4b868684a
--- /dev/null
+++ b/tests/ui/target-feature/wasm-safe.rs
@@ -0,0 +1,44 @@
+// only-wasm32
+// check-pass
+
+#![feature(wasm_target_feature)]
+#![allow(dead_code)]
+
+#[target_feature(enable = "nontrapping-fptoint")]
+fn foo() {}
+
+#[target_feature(enable = "nontrapping-fptoint")]
+extern "C" fn bar() {}
+
+trait A {
+    fn foo();
+    fn bar(&self);
+}
+
+struct B;
+
+impl B {
+    #[target_feature(enable = "nontrapping-fptoint")]
+    fn foo() {}
+    #[target_feature(enable = "nontrapping-fptoint")]
+    fn bar(&self) {}
+}
+
+impl A for B {
+    #[target_feature(enable = "nontrapping-fptoint")]
+    fn foo() {}
+    #[target_feature(enable = "nontrapping-fptoint")]
+    fn bar(&self) {}
+}
+
+fn no_features_enabled_on_this_function() {
+    bar();
+    foo();
+    B.bar();
+    B::foo();
+    <B as A>::foo();
+    <B as A>::bar(&B);
+}
+
+#[target_feature(enable = "nontrapping-fptoint")]
+fn main() {}