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-rw-r--r--tests/ui/rfc-2632-const-trait-impl/trait-where-clause-run.rs41
1 files changed, 41 insertions, 0 deletions
diff --git a/tests/ui/rfc-2632-const-trait-impl/trait-where-clause-run.rs b/tests/ui/rfc-2632-const-trait-impl/trait-where-clause-run.rs
new file mode 100644
index 00000000000..4b8b004069d
--- /dev/null
+++ b/tests/ui/rfc-2632-const-trait-impl/trait-where-clause-run.rs
@@ -0,0 +1,41 @@
+// run-pass
+
+#![feature(const_trait_impl)]
+
+#[const_trait]
+trait Bar {
+    fn bar() -> u8;
+}
+
+#[const_trait]
+trait Foo {
+    fn foo() -> u8 where Self: ~const Bar {
+        <Self as Bar>::bar() * 6
+    }
+}
+
+struct NonConst;
+struct Const;
+
+impl Bar for NonConst {
+    fn bar() -> u8 {
+        3
+    }
+}
+
+impl Foo for NonConst {}
+
+impl const Bar for Const {
+    fn bar() -> u8 {
+        4
+    }
+}
+
+impl const Foo for Const {}
+
+fn main() {
+    const ANS1: u8 = Const::foo();
+    let ans2 = NonConst::foo();
+
+    assert_eq!(ANS1 + ans2, 42);
+}