prvalues from get_ref_default()'s default functor

[folly.git] / folly / test / MapUtilTest.cpp

diff --git a/folly/test/MapUtilTest.cpp b/folly/test/MapUtilTest.cpp
index ee1e7b5bd2290b05c69dce7516f210c569656023..7ba12a984d02be21f4dfd7fc2592bac5a1c58f3b 100644 (file)
--- a/folly/test/MapUtilTest.cpp
+++ b/folly/test/MapUtilTest.cpp
@@ -85,6 +85,8 @@ TEST(MapUtil, get_ref_default_function) {
       std::addressof(i),
       std::addressof(
           get_ref_default(m, 2, [&i]() -> const int& { return i; })));
+  // statically disallowed:
+  // get_ref_default(m, 2, [] { return 7; });
 }
 
 TEST(MapUtil, get_ptr) {