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Update fallthrough__ definitions.

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git-svn-id: https://svn.eduke32.com/eduke32@6447 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
hendricks266 2017-09-23 03:17:29 +00:00
parent 01c073f18a
commit c07e705c48
1 changed files with 17 additions and 10 deletions
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17
source/build/include/compat.h
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@ -226,16 +226,23 @@
# define CONSTEXPR_CXX14 # define CONSTEXPR_CXX14
#endif #endif
#if __has_cpp_attribute(fallthrough) #ifdef __cplusplus
# if __has_cpp_attribute(fallthrough)
# define fallthrough__ [[fallthrough]] # define fallthrough__ [[fallthrough]]
#elif __has_cpp_attribute(clang::fallthrough) # elif __has_cpp_attribute(clang::fallthrough)
# define fallthrough__ [[clang::fallthrough]] # define fallthrough__ [[clang::fallthrough]]
#elif __has_cpp_attribute(gnu::fallthrough) # elif __has_cpp_attribute(gnu::fallthrough)
# define fallthrough__ [[gnu::fallthrough]] # define fallthrough__ [[gnu::fallthrough]]
#elif defined _MSC_VER # endif
#endif
#ifndef fallthrough__
# if !defined __clang__ && EDUKE32_GCC_PREREQ(7,0)
# define fallthrough__ __attribute__((fallthrough))
# elif defined _MSC_VER
# define fallthrough__ __fallthrough # define fallthrough__ __fallthrough
#else # else
# define fallthrough__ # define fallthrough__
# endif
#endif #endif