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32 lines
730 B
32 lines
730 B
cmake_policy(SET CMP0067 NEW)
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enable_language(CXX)
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# Isolate the one try_compile below in the error log.
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set(CMakeError_log "${CMAKE_BINARY_DIR}/CMakeFiles/CMakeError.log")
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file(REMOVE "${CMakeError_log}")
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# Add our own -std= flag to the try_compile check.
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set(CMAKE_REQUIRED_FLAGS -std=c++11)
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# Tell CMP0128 NEW behavior to append a -std= flag (after ours).
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if(CMAKE_CXX_EXTENSIONS_DEFAULT)
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set(CMAKE_CXX_EXTENSIONS OFF)
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else()
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set(CMAKE_CXX_EXTENSIONS ON)
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endif()
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include(CheckSourceCompiles)
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check_source_compiles(CXX "
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${check_cxx_std}
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int main()
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{
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return 0;
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}
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" SRC_COMPILED)
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if(NOT SRC_COMPILED)
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if(EXISTS "${CMakeError_log}")
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file(READ "${CMakeError_log}" err_log)
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endif()
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message("${err_log}")
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endif()
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