cmake_minimum_required(VERSION 3.4)

set(OS_WINDOWS 0x10000001)
set(COMPILER_GCC 0x30000002)
set(COMPILER_CLANG 0x30000003)
set(BUILD_COMPILER 0x30000002)
set(HOST_OS 0x10000001)
set(COMPILER_VC FOOBAR)

if ((${BUILD_COMPILER} EQUAL ${COMPILER_VC}) OR
    (${BUILD_COMPILER} EQUAL ${COMPILER_CLANG}) AND (${HOST_OS} EQUAL ${OS_WINDOWS}))
        message(True)
else()
        message(False)
endif()