diff --git a/llvm/unittests/Support/TypeTraitsTest.cpp b/llvm/unittests/Support/TypeTraitsTest.cpp
--- a/llvm/unittests/Support/TypeTraitsTest.cpp
+++ b/llvm/unittests/Support/TypeTraitsTest.cpp
@@ -110,7 +110,9 @@
   TrivialityTester<llvm::SmallString<8>, false, false>();
 
   TrivialityTester<std::function<int()>, false, false>();
+#if !defined(_LIBCPP_DEPRECATED_ABI_DISABLE_PAIR_TRIVIAL_COPY_CTOR)
   TrivialityTester<std::pair<int, bool>, true, true>();
+#endif
   TrivialityTester<llvm::unique_function<int()>, false, false>();
   TrivialityTester<llvm::StringRef, true, true>();
   TrivialityTester<llvm::ArrayRef<int>, true, true>();