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-rw-r--r--googletest/include/gtest/internal/gtest-internal.h2
-rw-r--r--googletest/include/gtest/internal/gtest-port.h5
2 files changed, 7 insertions, 0 deletions
diff --git a/googletest/include/gtest/internal/gtest-internal.h b/googletest/include/gtest/internal/gtest-internal.h
index e1eb2b5..7339504 100644
--- a/googletest/include/gtest/internal/gtest-internal.h
+++ b/googletest/include/gtest/internal/gtest-internal.h
@@ -900,8 +900,10 @@ class HasDebugStringAndShortDebugString {
HasDebugStringType::value && HasShortDebugStringType::value;
};
+#ifdef GTEST_INTERNAL_NEED_REDUNDANT_CONSTEXPR_DECL
template <typename T>
constexpr bool HasDebugStringAndShortDebugString<T>::value;
+#endif
// When the compiler sees expression IsContainerTest<C>(0), if C is an
// STL-style container class, the first overload of IsContainerTest
diff --git a/googletest/include/gtest/internal/gtest-port.h b/googletest/include/gtest/internal/gtest-port.h
index ae7fb35..5cea3e0 100644
--- a/googletest/include/gtest/internal/gtest-port.h
+++ b/googletest/include/gtest/internal/gtest-port.h
@@ -2447,4 +2447,9 @@ using Variant = ::std::variant<T...>;
#endif // __has_include
#endif // GTEST_HAS_ABSL
+#if defined(GTEST_INTERNAL_CPLUSPLUS_LANG) && \
+ GTEST_INTERNAL_CPLUSPLUS_LANG < 201703L
+#define GTEST_INTERNAL_NEED_REDUNDANT_CONSTEXPR_DECL 1
+#endif
+
#endif // GOOGLETEST_INCLUDE_GTEST_INTERNAL_GTEST_PORT_H_