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-rw-r--r--clang/test/SemaCXX/nullability.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/nullability.cpp b/clang/test/SemaCXX/nullability.cpp
index fa5d344a953..edce6b057bd 100644
--- a/clang/test/SemaCXX/nullability.cpp
+++ b/clang/test/SemaCXX/nullability.cpp
@@ -1,5 +1,10 @@
// RUN: %clang_cc1 -std=c++11 -fsyntax-only -Wno-nullability-declspec %s -verify
+#if __has_feature(nullability)
+#else
+# error nullability feature should be defined
+#endif
+
typedef decltype(nullptr) nullptr_t;
class X {
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