def gcc_llvm():
 if (gcc_llvm.is_llvm is None):
  try:
   p_out = output_subprocess_Popen([theano.config.cxx, '--version'])
   output = (p_out[0] + p_out[1])
  except OSError:
   output = b('')
  gcc_llvm.is_llvm = (b('llvm') in output)
 return gcc_llvm.is_llvm

def gcc_llvm ( ) : if ( gcc_llvm . is_llvm is None ) : try : p_out = output_subprocess_Popen ( [ theano . config . cxx , '--version' ] ) output = ( p_out [ 0 ] + p_out [ 1 ] ) except OSError : output = b ( '' ) gcc_llvm . is_llvm = ( b ( 'llvm' ) in output ) return gcc_llvm . is_llvm
detect if the g++ version used is the llvm one or not .