if(UNIX OR MINGW)
execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
message(STATUS "Using GCC version ${GCC_VERSION}")
if(UNIX OR MINGW)
execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
message(STATUS "Using GCC version ${GCC_VERSION}")