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-rw-r--r--tests/ui/associated-consts/associated-const-resolution-order.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/associated-consts/associated-const-resolution-order.rs b/tests/ui/associated-consts/associated-const-resolution-order.rs
new file mode 100644
index 00000000000..d2ccd30a6e2
--- /dev/null
+++ b/tests/ui/associated-consts/associated-const-resolution-order.rs
@@ -0,0 +1,25 @@
+// run-pass
+
+struct MyType;
+
+impl MyType {
+    const IMPL_IS_INHERENT: bool = true;
+}
+
+trait MyTrait {
+    const IMPL_IS_INHERENT: bool;
+    const IMPL_IS_ON_TRAIT: bool;
+}
+
+impl MyTrait for MyType {
+    const IMPL_IS_INHERENT: bool = false;
+    const IMPL_IS_ON_TRAIT: bool = true;
+}
+
+fn main() {
+    // Check that the inherent impl is used before the trait, but that the trait
+    // can still be accessed.
+    assert!(<MyType>::IMPL_IS_INHERENT);
+    assert!(!<MyType as MyTrait>::IMPL_IS_INHERENT);
+    assert!(<MyType>::IMPL_IS_ON_TRAIT);
+}