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# Determine if the compiler has GCC-compatible command-line syntax.

if(NOT DEFINED LLVM_COMPILER_IS_GCC_COMPATIBLE)
  if(CMAKE_COMPILER_IS_GNUCXX)
    set(LLVM_COMPILER_IS_GCC_COMPATIBLE ON)
  elseif( MSVC )
    set(LLVM_COMPILER_IS_GCC_COMPATIBLE OFF)
  elseif( "${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang" )
    set(LLVM_COMPILER_IS_GCC_COMPATIBLE ON)
  elseif( "${CMAKE_CXX_COMPILER_ID}" MATCHES "Intel" )
    set(LLVM_COMPILER_IS_GCC_COMPATIBLE ON)
  endif()
endif()