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Added OPT macro to determine whether C++20's __VA_OPT__ is supported or not. Updated the undocumented variadic IS_EMPTY to use the functionality of __VA_OPT__ if it exists to provide perfect functionality for testing for emptiness.

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Edward Diener
2019-09-25 06:29:04 -04:00
parent c436de6142
commit e476f10f52
11 changed files with 167 additions and 24 deletions
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5
test/clang_cuda.cu
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@ -9,10 +9,7 @@
#
# /* See http://www.boost.org for most recent version. */
#
# include <boost/preprocessor/cat.hpp>
#
# define BEGIN typedef int BOOST_PP_CAT(test_, __LINE__)[((
# define END )==1) ? 1 : -1];
# include <libs/preprocessor/test/test_macro.h>
#if defined(__clang__) && defined(__CUDACC__) && defined(__CUDA__)