1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/extern/extern-thiscall.rs b/tests/ui/extern/extern-thiscall.rs
new file mode 100644
index 00000000000..717df57ec48
--- /dev/null
+++ b/tests/ui/extern/extern-thiscall.rs
@@ -0,0 +1,25 @@
+// run-pass
+// only-x86
+
+#![feature(abi_thiscall)]
+
+trait A {
+    extern "thiscall" fn test1(i: i32);
+}
+
+struct S;
+
+impl A for S {
+    extern "thiscall" fn test1(i: i32) {
+        assert_eq!(i, 1);
+    }
+}
+
+extern "thiscall" fn test2(i: i32) {
+    assert_eq!(i, 2);
+}
+
+fn main() {
+    <S as A>::test1(1);
+    test2(2);
+}