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fixes warning in clang-6

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Hans Dembinski
2019-10-19 14:02:08 +02:00
parent cda275e884
commit d32f9c5864
1 changed files with 2 additions and 1 deletions
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3
include/boost/config/detail/suffix.hpp
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@ -996,7 +996,8 @@ namespace std{ using ::type_info; }
// [[nodiscard]]:
//
#ifdef __has_cpp_attribute
#if __has_cpp_attribute(nodiscard)
// clang-6 accepts [[nodiscard]] with -std=c++14, but warns about it -pedantic
#if __has_cpp_attribute(nodiscard) && !(defined(__clang__) && (__cplusplus < 201703L))
# define BOOST_ATTRIBUTE_NODISCARD [[nodiscard]]
#endif
#if __has_cpp_attribute(no_unique_address) && !(defined(__GNUC__) && (__cplusplus < 201100))