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32 lines
653 B
CMake
32 lines
653 B
CMake
# Module that checks whether the compiler supports the
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# quadruple precision floating point math
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#
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# Sets the following variables:
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# HAVE_QUAD
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# QUADMATH_LIBRARIES
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#
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# perform tests
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include(CheckCXXSourceCompiles)
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include(CMakePushCheckState)
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cmake_push_check_state()
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list(APPEND CMAKE_REQUIRED_LIBRARIES "quadmath")
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CHECK_C_SOURCE_COMPILES("
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#include <quadmath.h>
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int main(void){
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__float128 foo = sqrtq(123.456);
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}" HAVE_QUAD)
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cmake_pop_check_state()
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if (HAVE_QUAD)
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set(QUADMATH_LIBRARIES "quadmath")
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(QuadMath
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DEFAULT_MSG
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QUADMATH_LIBRARIES
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HAVE_QUAD
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)
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