From 9c3f00a90651998c2cd4151f43f17cd92ef8eef1 Mon Sep 17 00:00:00 2001
From: Florian Diebold <florian.diebold@freiheit.com>
Date: Fri, 20 Dec 2019 18:27:51 +0100
Subject: Fix coercion of last expression in function body

---
 crates/ra_hir_ty/src/tests/coercion.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'crates/ra_hir_ty/src/tests')

diff --git a/crates/ra_hir_ty/src/tests/coercion.rs b/crates/ra_hir_ty/src/tests/coercion.rs
index 33d6ca403..793c23e41 100644
--- a/crates/ra_hir_ty/src/tests/coercion.rs
+++ b/crates/ra_hir_ty/src/tests/coercion.rs
@@ -369,6 +369,22 @@ fn test() {
     );
 }
 
+#[test]
+fn return_coerce_unknown() {
+    assert_snapshot!(
+        infer_with_mismatches(r#"
+fn foo() -> u32 {
+    return unknown;
+}
+"#, true),
+        @r###"
+    [17; 40) '{     ...own; }': !
+    [23; 37) 'return unknown': !
+    [30; 37) 'unknown': u32
+    "###
+    );
+}
+
 #[test]
 fn coerce_autoderef() {
     assert_snapshot!(
-- 
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