Add various tests for captures and the reaching scope of the lambda

expression. Implement C++11 [expr.prim.lambda]p12's requirement that
capturing a variable will odr-use it.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@150237 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 15 insertions, 0 deletions

diff --git a/test/CXX/expr/expr.prim/expr.prim.lambda/p10.cpp b/test/CXX/expr/expr.prim/expr.prim.lambda/p10.cpp
index b596bd5324..245e27042b 100644
--- a/test/CXX/expr/expr.prim/expr.prim.lambda/p10.cpp
+++ b/test/CXX/expr/expr.prim/expr.prim.lambda/p10.cpp
@@ -23,3 +23,18 @@ class X0 {
     (void)[&Variable] () {}; // expected-error {{use of undeclared identifier 'Variable'; did you mean 'variable'}}
   }
 };
+
+void test_reaching_scope() {
+  int local; // expected-note{{declared here}}
+  static int local_static; // expected-note{{'local_static' declared here}}
+  (void)[=]() {
+    struct InnerLocal {
+      void member() {
+        (void)[local, // expected-error{{reference to local variable 'local' declared in enclosing function 'test_reaching_scope'}}
+               local_static]() { // expected-error{{'local_static' cannot be captured because it does not have automatic storage duration}}
+          return 0;
+        };
+      }
+    };
+  };
+}