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Merge pull request #153 from glenfe/fallthrough

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Add BOOST_FALLTHROUGH for gcc
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jzmaddock authored and GitHub committed 2017-06-12 11:53:03 +01:00
2 parents 5d17cf16be 62189d3b86
commit 4c7b536b3a
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include/boost/config/compiler/gcc.hpp
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@@ -299,6 +299,10 @@
# define BOOST_NO_CXX17_FOLD_EXPRESSIONS
#endif
#if __GNUC__ >= 7
# define BOOST_FALLTHROUGH __attribute__((fallthrough))
#endif
//
// Unused attribute:
#if __GNUC__ >= 4