48 lines
1.4 KiB
Plaintext
48 lines
1.4 KiB
Plaintext
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//
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// Direct NVCC command line example:
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//
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// nvcc.exe ./cuda-cpp14.cu -x cu -I"../include" -l"fmtd" -L"../build/Debug" \
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// -std=c++14 -Xcompiler /std:c++14 -Xcompiler /Zc:__cplusplus
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//
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//
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// Ensure that we are using the latest C++ standard for NVCC
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// The version is C++14
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//
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// https://docs.nvidia.com/cuda/cuda-c-programming-guide/index.html#c-cplusplus-language-support
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// https://en.cppreference.com/w/cpp/preprocessor/replace#Predefined_macros
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//
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static_assert(__cplusplus >= 201402L, "expect C++ 2014 for nvcc");
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//
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// https://docs.nvidia.com/cuda/cuda-compiler-driver-nvcc/index.html#nvcc-identification-macro
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//
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// __NVCC__ is for NVCC compiler
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// __CUDACC__ is for CUDA(.cu) source code
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//
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// Since we don't know the actual case in this header, checking both macro
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// will prevent possible pitfalls ...
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//
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// --- this check is moved into the <fmt/core.h> ---
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//
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// #if defined(__NVCC__) || defined(__CUDACC__)
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// # define FMT_DEPRECATED // suppress [[deprecated]] attribute
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// #endif
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#include <fmt/core.h>
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#include <cuda.h>
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#include <iostream>
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extern auto make_message_cpp() -> std::string;
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extern auto make_message_cuda() -> std::string;
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int main(int, char*[]) {
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std::cout << make_message_cuda() << std::endl;
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std::cout << make_message_cpp() << std::endl;
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}
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auto make_message_cuda() -> std::string {
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return fmt::format("nvcc compiler \t: __cplusplus == {}", __cplusplus);
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}
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