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Disable exceptions when used in CUDA code #79

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Disable exceptions when used in CUDA code #79

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4 changes: 2 additions & 2 deletions include/mpark/config.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -63,9 +63,9 @@
#define MPARK_CPP14_CONSTEXPR
#endif

#if __has_feature(cxx_exceptions) || defined(__cpp_exceptions) || \
#if (__has_feature(cxx_exceptions) || defined(__cpp_exceptions) || \
(defined(_MSC_VER) && defined(_CPPUNWIND)) || \
defined(__EXCEPTIONS)
defined(__EXCEPTIONS)) && !defined(__CUDA_ARCH__)
#define MPARK_EXCEPTIONS
#endif

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8 changes: 7 additions & 1 deletion include/mpark/variant.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -244,9 +244,15 @@ namespace mpark {
virtual const char *what() const noexcept override { return "bad_variant_access"; }
};

[[noreturn]] inline void throw_bad_variant_access() {
[[noreturn]]
#ifdef __CUDACC__
__host__ __device__
#endif
inline void throw_bad_variant_access() {
#ifdef MPARK_EXCEPTIONS
throw bad_variant_access{};
#elif defined(__CUDA_ARCH__)
__trap();
#else
std::terminate();
MPARK_BUILTIN_UNREACHABLE;
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