22 lines
753 B
CMake
22 lines
753 B
CMake
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# - Check whether the CXX compiler supports a given flag.
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# CHECK_CXX_COMPILER_FLAG(FLAG VARIABLE)
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#
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# FLAG - the compiler flag
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# VARIABLE - variable to store the result
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# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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INCLUDE(CheckCXXSourceCompiles)
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MACRO (CHECK_CXX_COMPILER_FLAG _FLAG _RESULT)
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SET(SAFE_CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS}")
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SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
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CHECK_CXX_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT})
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SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
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ENDMACRO (CHECK_CXX_COMPILER_FLAG)
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