mirror of
https://github.com/triqs/dft_tools
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0b166461ef
- if compiler detected, compile in c++1y mode. - override with -Dcompiler_is_c14=ON if not detected. - compilation in c++1y on clang 3.4 ok on OS X
102 lines
4.4 KiB
CMake
102 lines
4.4 KiB
CMake
# Copyright Olivier Parcollet 2012
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# Distributed under the Boost Software License, Version 1.0.
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# (See accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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#
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#
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# Compilers are sorted by group of interoperability
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# group 1 : fully compliant C++11 compiler
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# gcc 4.8.1 and higher, clang >= 3.3
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# group 1 : older gcc, ok with workaround
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# group 2 : Intel 14.0 : almost C++11, but with Intel workaround
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# group 3 : Intel 13.0 : messy compiler...
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# group 0 : other
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if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU")
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EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} --version
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OUTPUT_VARIABLE _compiler_output RESULT_VARIABLE returncode OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(compiler_version_min "4.8.1")
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set(compiler_name "gcc")
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string(REGEX REPLACE ".*([2-5]\\.[0-9]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output})
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if(NOT compiler_version VERSION_LESS "4.9.0")
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set (compiler_is_c14 ON)
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
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EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} --version
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OUTPUT_VARIABLE _compiler_output RESULT_VARIABLE returncode OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(CMAKE_COMPILER_IS_CLANG TRUE )
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set(compiler_name "clang")
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IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
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# Apple which does not has the official clang version number ...
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string(REGEX REPLACE ".*LLVM ([2-5]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output})
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else()
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string(REGEX REPLACE ".*([2-5]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output})
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endif()
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#message(STATUS "Compiler --version output = ${_compiler_output}")
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message(STATUS "Compiler version = ${compiler_version}")
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set( compiler_version_min "3.2")
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# does not always work ... To be fixed when clang 3.4 officially released and on OS X.
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if(NOT compiler_version VERSION_LESS "3.4")
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set (compiler_is_c14 ON)
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Intel")
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EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion
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OUTPUT_VARIABLE compiler_version RESULT_VARIABLE returncode OUTPUT_STRIP_TRAILING_WHITESPACE)
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set(CMAKE_COMPILER_IS_ICC TRUE )
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set(compiler_version_min "14.0.0")
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set(compiler_name "Intel icc")
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#string(REGEX REPLACE "[^0-9]*([0-9]+\\.[0-9]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output})
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# for intel 14.0 /test
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link_libraries( -lomp_db )
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else ()
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set(compiler_version_min "0.0")
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set(compiler_group 0)
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set(line_of_star "\n************************** WARNING ************************************\n")
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MESSAGE( WARNING "${line_of_star} Compiler not recognized by TRIQS : TRIQS may compile .. or not ${line_of_star}")
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#message(FATAL_ERROR "Your C++ compiler does not support C++11.")
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endif ()
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MESSAGE( STATUS "Compiler is ${compiler_name} with version ${compiler_version}")
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# Check version
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if(compiler_version VERSION_LESS ${compiler_version_min} )
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set(line_of_star "\n************************** FATAL ERROR ************************************\n")
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# MESSAGE( FATAL_ERROR "${line_of_star}You are using the ${compiler_name} compiler but your compiler is too old :\n TRIQS requires version >= ${compiler_version_min} while you have ${compiler_version}\n ${line_of_star}")
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endif(compiler_version VERSION_LESS ${compiler_version_min} )
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# Now add some definitions ...
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# on OS X : for clang, add the infamous -stdlib=libc++
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IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
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if (CMAKE_COMPILER_IS_CLANG)
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ ")
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MESSAGE(STATUS "Adding compilation flags -stdlib=libc++ ")
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set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-deprecated-writable-strings ")
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else (CMAKE_COMPILER_IS_CLANG)
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MESSAGE( WARNING "${line_of_star}You are on Os X but your are not using clang. This is NOT recommended...${line_of_star}")
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endif (CMAKE_COMPILER_IS_CLANG)
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ENDIF( ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
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# for icc, add the very infamous flags or calculation of boost::math bessel function are wrong !!
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# tested on boost 1.53
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IF(CMAKE_COMPILER_IS_ICC)
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set(TRIQS_WORKAROUND_INTEL_COMPILER_14_BUGS 1)
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set(BOOST_MATH_DISABLE_STD_FPCLASSIFY 1)
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#set(TRIQS_CXX_DEFINITIONS ${TRIQS_CXX_DEFINITIONS} -DTRIQS_WORKAROUND_INTEL_COMPILER_BUGS -DBOOST_MATH_DISABLE_STD_FPCLASSIFY)
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#add_definitions( -DTRIQS_WORKAROUND_INTEL_COMPILER_BUGS -DBOOST_MATH_DISABLE_STD_FPCLASSIFY)
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MESSAGE(STATUS " Adding compilation flags -DTRIQS_WORKAROUND_INTEL_COMPILER_BUGS -DBOOST_MATH_DISABLE_STD_FPCLASSIFY")
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ENDIF(CMAKE_COMPILER_IS_ICC)
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