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Avoid redundant declaration of static constexpr members in c++17

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Keep declarations in c++ < 17 using new macro, GTEST_INTERNAL_NEED_REDUNDANT_CONSTEXPR_DECL.

Fixes #4148.

PiperOrigin-RevId: 511510401
Change-Id: I76c3f2fccf07a0978adcbe5f8f0203b9d0c33872
This commit is contained in:
Dino Radakovic 2023-02-22 09:02:08 -08:00 committed by Copybara-Service
parent d9a4bbcaf2
commit 39a26e12d6
2 changed files with 7 additions and 0 deletions
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2
googletest/include/gtest/internal/gtest-internal.h
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@ -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

5
googletest/include/gtest/internal/gtest-port.h
View File

@ -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_