exclude :test__END___cr, "needs investigation"
exclude :test_block_after_cmdarg_in_paren, "needs investigation"
exclude :test_constant_reassignment_nested, "needs investigation"
exclude :test_constant_reassignment_toplevel, "needs investigation"
exclude :test_dedented_heredoc_with_blank_more_indented_line, "needs investigation #4308"
exclude :test_dedented_heredoc_with_indentation, "needs investigation #4308"
exclude :test_dedented_heredoc_with_interpolated_expression, "needs investigation #4308"
exclude :test_dedented_heredoc_with_interpolated_string, "needs investigation #4308"
exclude :test_dedented_heredoc_invalid_identifer, "needs investigation #4308"
exclude :test_defined_empty_argument, "needs investigation"
exclude :test_do_block_in_lambda, "needs investigation"
exclude :test_duplicated_when, "needs investigation"
exclude :test_heredoc_newline, "needs investigation"
exclude :test_integer_suffix, "needs investigation"
exclude :test_invalid_next, "needs investigation"
exclude :test_syntax_error_in_rescue, "needs investigation"
exclude :test_warn_unreachable, "needs investigation"
exclude :test_warning_literal_in_condition, "needs investigation"
