def METHOD_NAME(language):
    def assign_vars_return(a : 'int', b : 'int'):
        c = a+b
        d = a-b
        return c+d
    epyc_assign_vars_return = epyccel(assign_vars_return, language=language, fflags="-Werror  -Wunused-variable")
    assert (epyc_assign_vars_return(3, 4) == assign_vars_return(3, 4))