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🔨 trying code from https://godbolt.org/z/-tLO1K

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Niels Lohmann
2019-01-20 11:12:20 +01:00
parent d359fd3a8d
commit e36593e960
2 changed files with 16 additions and 8 deletions
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12
single_include/nlohmann/json.hpp
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@ -153,10 +153,14 @@ using json = basic_json<>;
#endif
// allow for portable nodiscard warnings
#if defined(__has_cpp_attribute) && __has_cpp_attribute(nodiscard)
#define JSON_NODISCARD [[nodiscard]]
#elif defined(__has_cpp_attribute) && __has_cpp_attribute(gnu::warn_unused_result)
#define JSON_NODISCARD [[gnu::warn_unused_result]]
#if defined(__has_cpp_attribute)
#if __has_cpp_attribute(nodiscard)
#define JSON_NODISCARD [[nodiscard]]
#elif __has_cpp_attribute(gnu::warn_unused_result)
#define JSON_NODISCARD [[gnu::warn_unused_result]]
#else
#define JSON_NODISCARD
#endif
#else
#define JSON_NODISCARD
#endif