From ab8b14aa9fd6d434864476a37fb6fca75fedb121 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Mon, 16 Jan 2017 17:18:25 -0500
Subject: [PATCH] add test for compile error returning from defer expression

closes #218
---
 test/run_tests.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/test/run_tests.cpp b/test/run_tests.cpp
index 7e616e0986..e99fbac0a9 100644
--- a/test/run_tests.cpp
+++ b/test/run_tests.cpp
@@ -1624,6 +1624,21 @@ fn f() {
 }
     )SOURCE", 1, ".tmp_source.zig:14:15: error: condition is always false; unnecessary if statement");
 
+    add_compile_fail_case("return from defer expression", R"SOURCE(
+pub fn testTrickyDefer() -> %void {
+    defer canFail() %% {};
+
+    defer %return canFail();
+
+    const a = maybeInt() ?? return;
+}
+
+fn canFail() -> %void { }
+
+pub fn maybeInt() -> ?i32 {
+    return 0;
+}
+    )SOURCE", 1, ".tmp_source.zig:5:11: error: cannot return from defer expression");
 }
 
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