From: Ted Kremenek <kremenek@apple.com>
Date: Thu, 12 Apr 2012 20:03:47 +0000 (+0000)
Subject: Add -Wuninitialized test for C++11 lambdas.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=c02af35e92909d672b67efee407d2cee6d6d86e5;p=clang

Add -Wuninitialized test for C++11 lambdas.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154608 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/SemaCXX/uninitialized.cpp b/test/SemaCXX/uninitialized.cpp
index 15c06eb421..7879e7c753 100644
--- a/test/SemaCXX/uninitialized.cpp
+++ b/test/SemaCXX/uninitialized.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -fsyntax-only -Wall -Wuninitialized -verify %s
+// RUN: %clang_cc1 -fsyntax-only -Wall -Wuninitialized -std=c++11 -verify %s
 
 int foo(int x);
 int bar(int* x);
@@ -162,3 +162,8 @@ int pr12325(int params) {
   return x;
 }
 
+// Test lambda expressions with -Wuninitialized
+int test_lambda() {
+  auto f1 = [] (int x, int y) { int z; return x + y + z; }; // expected-warning {{C++11 requires lambda with omitted result type to consist of a single return statement}} expected-warning{{variable 'z' is uninitialized when used here}} expected-note {{initialize the variable 'z' to silence this warning}}
+  return f1(1, 2);
+}