1 files changed, 43 insertions, 0 deletions
diff --git a/tests/ui/rfc-2632-const-trait-impl/call-const-trait-method-pass.rs b/tests/ui/rfc-2632-const-trait-impl/call-const-trait-method-pass.rs
new file mode 100644
index 000000000..b64161b6a
--- /dev/null
+++ b/tests/ui/rfc-2632-const-trait-impl/call-const-trait-method-pass.rs
@@ -0,0 +1,43 @@
+// run-pass
+
+#![feature(const_trait_impl)]
+
+struct Int(i32);
+
+impl const std::ops::Add for Int {
+    type Output = Int;
+
+    fn add(self, rhs: Self) -> Self {
+        Int(self.0.plus(rhs.0))
+    }
+}
+
+impl const PartialEq for Int {
+    fn eq(&self, rhs: &Self) -> bool {
+        self.0 == rhs.0
+    }
+    fn ne(&self, other: &Self) -> bool {
+        !self.eq(other)
+    }
+}
+
+#[const_trait]
+pub trait Plus {
+    fn plus(self, rhs: Self) -> Self;
+}
+
+impl const Plus for i32 {
+    fn plus(self, rhs: Self) -> Self {
+        self + rhs
+    }
+}
+
+pub const fn add_i32(a: i32, b: i32) -> i32 {
+    a.plus(b)
+}
+
+const ADD_INT: Int = Int(1i32) + Int(2i32);
+
+fn main() {
+    assert!(ADD_INT == Int(3i32));
+}