# Copyright Olivier Parcollet 2012 # Distributed under the Boost Software License, Version 1.0. # (See accompanying file LICENSE_1_0.txt or copy at # http://www.boost.org/LICENSE_1_0.txt) # # # Compilers are sorted by group of interoperability # group 1 : fully compliant C++11 compiler # gcc 4.8.1 and higher, clang >= 3.3 # group 1 : older gcc, ok with workaround # group 2 : Intel 14.0 : almost C++11, but with Intel workaround # group 3 : Intel 13.0 : messy compiler... # group 0 : other if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU") EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE _compiler_output RESULT_VARIABLE returncode OUTPUT_STRIP_TRAILING_WHITESPACE) set(compiler_version_min "4.6.3") set(compiler_name "gcc") set(compiler_group 1) string(REGEX REPLACE ".*([2-5]\\.[0-9]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output}) elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang") EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} --version OUTPUT_VARIABLE _compiler_output RESULT_VARIABLE returncode OUTPUT_STRIP_TRAILING_WHITESPACE) set(CMAKE_COMPILER_IS_CLANG TRUE ) set(compiler_name "clang") set(compiler_group 1) IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin") # Apple which does not has the official clang version number ... string(REGEX REPLACE ".*LLVM ([2-5]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output}) #set( compiler_version_min "3.2") else() string(REGEX REPLACE ".*([2-5]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output}) endif() set( compiler_version_min "3.2") elseif ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Intel") EXECUTE_PROCESS(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE compiler_version RESULT_VARIABLE returncode OUTPUT_STRIP_TRAILING_WHITESPACE) set(CMAKE_COMPILER_IS_ICC TRUE ) set(compiler_version_min "13.0.0") set(compiler_name "Intel icc") set(compiler_group 3) #string(REGEX REPLACE "[^0-9]*([0-9]+\\.[0-9]\\.[0-9]).*" "\\1" compiler_version ${_compiler_output}) # for intel 14.0 /test link_libraries( -lomp_db ) else () set(compiler_version_min "0.0") set(compiler_group 0) set(line_of_star "\n************************** WARNING ************************************\n") MESSAGE( WARNING "${line_of_star} Compiler not recognized by TRIQS : TRIQS may compile .. or not ${line_of_star}") #message(FATAL_ERROR "Your C++ compiler does not support C++11.") endif () MESSAGE( STATUS "Compiler is ${compiler_name} with version ${compiler_version}") # Check version if(compiler_version VERSION_LESS ${compiler_version_min} ) set(line_of_star "\n************************** FATAL ERROR ************************************\n") MESSAGE( FATAL_ERROR "${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}") endif(compiler_version VERSION_LESS ${compiler_version_min} ) # Now add some definitions ... # on OS X : for clang, add the infamous -stdlib=libc++ IF(${CMAKE_SYSTEM_NAME} MATCHES "Darwin") if (CMAKE_COMPILER_IS_CLANG) set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ ") MESSAGE(STATUS "Adding compilation flags -stdlib=libc++ ") else (CMAKE_COMPILER_IS_CLANG) MESSAGE( WARNING "${line_of_star}You are on Os X but your are not using clang. This is NOT recommended...${line_of_star}") endif (CMAKE_COMPILER_IS_CLANG) ENDIF( ${CMAKE_SYSTEM_NAME} MATCHES "Darwin") # for icc, add the very infamous flags or calculation of boost::math bessel function are wrong !! # tested on boost 1.53 IF(CMAKE_COMPILER_IS_ICC) set(TRIQS_CXX_DEFINITIONS ${TRIQS_CXX_DEFINITIONS} -DTRIQS_WORKAROUND_INTEL_COMPILER_BUGS -DBOOST_MATH_DISABLE_STD_FPCLASSIFY) #add_definitions( -DTRIQS_WORKAROUND_INTEL_COMPILER_BUGS -DBOOST_MATH_DISABLE_STD_FPCLASSIFY) MESSAGE(STATUS " Adding compilation flags -DTRIQS_WORKAROUND_INTEL_COMPILER_BUGS -DBOOST_MATH_DISABLE_STD_FPCLASSIFY") ENDIF(CMAKE_COMPILER_IS_ICC)