diff options
Diffstat (limited to 'clang/test/Misc/warning-flags.c')
| -rw-r--r-- | clang/test/Misc/warning-flags.c | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/clang/test/Misc/warning-flags.c b/clang/test/Misc/warning-flags.c new file mode 100644 index 0000000..bc0c941 --- /dev/null +++ b/clang/test/Misc/warning-flags.c @@ -0,0 +1,273 @@ +RUN: diagtool list-warnings 2>&1 | FileCheck %s + +This test serves two purposes: + +(1) It documents all existing warnings that currently have no associated -W flag, + and ensures that the list never grows. + + If take an existing warning and add a flag, this test will fail. To + fix this test, simply remove that warning from the list below. + +(2) It prevents us adding new warnings to Clang that have no -W flag. All + new warnings should have -W flags. + + If you add a new warning without a flag, this test will fail. To fix + this test, simply add a warning group to that warning. + + +The list of warnings below should NEVER grow. It should gradually shrink to 0. + +CHECK: Warnings without flags (253): +CHECK-NEXT: ext_anonymous_struct_union_qualified +CHECK-NEXT: ext_binary_literal +CHECK-NEXT: ext_cast_fn_obj +CHECK-NEXT: ext_delete_void_ptr_operand +CHECK-NEXT: ext_designated_init +CHECK-NEXT: ext_duplicate_declspec +CHECK-NEXT: ext_ellipsis_exception_spec +CHECK-NEXT: ext_empty_fnmacro_arg +CHECK-NEXT: ext_empty_source_file +CHECK-NEXT: ext_enum_friend +CHECK-NEXT: ext_enum_value_not_int +CHECK-NEXT: ext_enumerator_list_comma +CHECK-NEXT: ext_expected_semi_decl_list +CHECK-NEXT: ext_explicit_instantiation_without_qualified_id +CHECK-NEXT: ext_explicit_specialization_storage_class +CHECK-NEXT: ext_extra_ivar_semi +CHECK-NEXT: ext_extra_struct_semi +CHECK-NEXT: ext_forward_ref_enum +CHECK-NEXT: ext_freestanding_complex +CHECK-NEXT: ext_hexconstant_invalid +CHECK-NEXT: ext_ident_list_in_param +CHECK-NEXT: ext_imaginary_constant +CHECK-NEXT: ext_implicit_lib_function_decl +CHECK-NEXT: ext_in_class_initializer_non_constant +CHECK-NEXT: ext_integer_complement_complex +CHECK-NEXT: ext_integer_complex +CHECK-NEXT: ext_integer_increment_complex +CHECK-NEXT: ext_invalid_sign_spec +CHECK-NEXT: ext_missing_declspec +CHECK-NEXT: ext_missing_varargs_arg +CHECK-NEXT: ext_missing_whitespace_after_macro_name +CHECK-NEXT: ext_new_paren_array_nonconst +CHECK-NEXT: ext_nonstandard_escape +CHECK-NEXT: ext_param_not_declared +CHECK-NEXT: ext_paste_comma +CHECK-NEXT: ext_plain_complex +CHECK-NEXT: ext_pp_bad_vaargs_use +CHECK-NEXT: ext_pp_comma_expr +CHECK-NEXT: ext_pp_ident_directive +CHECK-NEXT: ext_pp_include_next_directive +CHECK-NEXT: ext_pp_line_too_big +CHECK-NEXT: ext_pp_macro_redef +CHECK-NEXT: ext_pp_warning_directive +CHECK-NEXT: ext_return_has_void_expr +CHECK-NEXT: ext_subscript_non_lvalue +CHECK-NEXT: ext_template_arg_extra_parens +CHECK-NEXT: ext_thread_before +CHECK-NEXT: ext_top_level_semi +CHECK-NEXT: ext_typecheck_addrof_void +CHECK-NEXT: ext_typecheck_cast_nonscalar +CHECK-NEXT: ext_typecheck_cast_to_union +CHECK-NEXT: ext_typecheck_comparison_of_distinct_pointers +CHECK-NEXT: ext_typecheck_comparison_of_distinct_pointers_nonstandard +CHECK-NEXT: ext_typecheck_comparison_of_fptr_to_void +CHECK-NEXT: ext_typecheck_comparison_of_pointer_integer +CHECK-NEXT: ext_typecheck_cond_incompatible_operands +CHECK-NEXT: ext_typecheck_cond_incompatible_operands_nonstandard +CHECK-NEXT: ext_typecheck_cond_one_void +CHECK-NEXT: ext_typecheck_convert_pointer_void_func +CHECK-NEXT: ext_typecheck_ordered_comparison_of_function_pointers +CHECK-NEXT: ext_typecheck_ordered_comparison_of_pointer_and_zero +CHECK-NEXT: ext_typecheck_ordered_comparison_of_pointer_integer +CHECK-NEXT: ext_typecheck_zero_array_size +CHECK-NEXT: ext_unknown_escape +CHECK-NEXT: ext_using_undefined_std +CHECK-NEXT: ext_vla_folded_to_constant +CHECK-NEXT: pp_include_next_absolute_path +CHECK-NEXT: pp_include_next_in_primary +CHECK-NEXT: pp_invalid_string_literal +CHECK-NEXT: pp_out_of_date_dependency +CHECK-NEXT: pp_poisoning_existing_macro +CHECK-NEXT: pp_pragma_once_in_main_file +CHECK-NEXT: pp_pragma_sysheader_in_main_file +CHECK-NEXT: pp_undef_builtin_macro +CHECK-NEXT: w_asm_qualifier_ignored +CHECK-NEXT: warn_accessor_property_type_mismatch +CHECK-NEXT: warn_anon_bitfield_width_exceeds_type_size +CHECK-NEXT: warn_asm_label_on_auto_decl +CHECK-NEXT: warn_attribute_ibaction +CHECK-NEXT: warn_attribute_iboutlet +CHECK-NEXT: warn_attribute_ignored +CHECK-NEXT: warn_attribute_ignored_for_field_of_type +CHECK-NEXT: warn_attribute_malloc_pointer_only +CHECK-NEXT: warn_attribute_nonnull_no_pointers +CHECK-NEXT: warn_attribute_precede_definition +CHECK-NEXT: warn_attribute_sentinel_named_arguments +CHECK-NEXT: warn_attribute_sentinel_not_variadic +CHECK-NEXT: warn_attribute_type_not_supported +CHECK-NEXT: warn_attribute_unknown_visibility +CHECK-NEXT: warn_attribute_void_function_method +CHECK-NEXT: warn_attribute_weak_import_invalid_on_definition +CHECK-NEXT: warn_attribute_weak_on_field +CHECK-NEXT: warn_attribute_weak_on_local +CHECK-NEXT: warn_attribute_wrong_decl_type +CHECK-NEXT: warn_availability_and_unavailable +CHECK-NEXT: warn_availability_unknown_platform +CHECK-NEXT: warn_availability_version_ordering +CHECK-NEXT: warn_bad_receiver_type +CHECK-NEXT: warn_bitfield_width_exceeds_type_size +CHECK-NEXT: warn_bool_switch_condition +CHECK-NEXT: warn_braces_around_scalar_init +CHECK-NEXT: warn_c_kext +CHECK-NEXT: warn_call_to_pure_virtual_member_function_from_ctor_dtor +CHECK-NEXT: warn_call_wrong_number_of_arguments +CHECK-NEXT: warn_case_empty_range +CHECK-NEXT: warn_char_constant_too_large +CHECK-NEXT: warn_class_method_not_found +CHECK-NEXT: warn_cmdline_missing_macro_defs +CHECK-NEXT: warn_collection_expr_type +CHECK-NEXT: warn_conflicting_param_types +CHECK-NEXT: warn_conflicting_ret_types +CHECK-NEXT: warn_conflicting_variadic +CHECK-NEXT: warn_conv_to_base_not_used +CHECK-NEXT: warn_conv_to_self_not_used +CHECK-NEXT: warn_conv_to_void_not_used +CHECK-NEXT: warn_cxx0x_right_shift_in_template_arg +CHECK-NEXT: warn_delete_array_type +CHECK-NEXT: warn_division_by_zero +CHECK-NEXT: warn_double_const_requires_fp64 +CHECK-NEXT: warn_drv_assuming_mfloat_abi_is +CHECK-NEXT: warn_drv_clang_unsupported +CHECK-NEXT: warn_drv_input_file_unused +CHECK-NEXT: warn_drv_not_using_clang_arch +CHECK-NEXT: warn_drv_not_using_clang_cpp +CHECK-NEXT: warn_drv_not_using_clang_cxx +CHECK-NEXT: warn_drv_objc_gc_unsupported +CHECK-NEXT: warn_drv_pch_not_first_include +CHECK-NEXT: warn_drv_preprocessed_input_file_unused +CHECK-NEXT: warn_dup_category_def +CHECK-NEXT: warn_duplicate_protocol_def +CHECK-NEXT: warn_enum_too_large +CHECK-NEXT: warn_enum_value_overflow +CHECK-NEXT: warn_enumerator_too_large +CHECK-NEXT: warn_exception_caught_by_earlier_handler +CHECK-NEXT: warn_excess_initializers +CHECK-NEXT: warn_excess_initializers_in_char_array_initializer +CHECK-NEXT: warn_expected_qualified_after_typename +CHECK-NEXT: warn_extern_init +CHECK-NEXT: warn_extraneous_char_constant +CHECK-NEXT: warn_fe_cc_log_diagnostics_failure +CHECK-NEXT: warn_fe_cc_print_header_failure +CHECK-NEXT: warn_fe_macro_contains_embedded_newline +CHECK-NEXT: warn_file_asm_volatile +CHECK-NEXT: warn_function_attribute_wrong_type +CHECK-NEXT: warn_gc_attribute_weak_on_local +CHECK-NEXT: warn_gnu_inline_attribute_requires_inline +CHECK-NEXT: warn_hex_escape_too_large +CHECK-NEXT: warn_ignoring_ftabstop_value +CHECK-NEXT: warn_illegal_constant_array_size +CHECK-NEXT: warn_implements_nscopying +CHECK-NEXT: warn_incompatible_qualified_id +CHECK-NEXT: warn_initializer_string_for_char_array_too_long +CHECK-NEXT: warn_inline_namespace_reopened_noninline +CHECK-NEXT: warn_inst_method_not_found +CHECK-NEXT: warn_instance_method_on_class_found +CHECK-NEXT: warn_integer_too_large +CHECK-NEXT: warn_integer_too_large_for_signed +CHECK-NEXT: warn_invalid_asm_cast_lvalue +CHECK-NEXT: warn_many_braces_around_scalar_init +CHECK-NEXT: warn_maynot_respond +CHECK-NEXT: warn_member_extra_qualification +CHECK-NEXT: warn_method_param_redefinition +CHECK-NEXT: warn_mismatched_exception_spec +CHECK-NEXT: warn_missing_case_for_condition +CHECK-NEXT: warn_missing_dependent_template_keyword +CHECK-NEXT: warn_missing_exception_specification +CHECK-NEXT: warn_missing_whitespace_after_macro_name +CHECK-NEXT: warn_multiple_method_decl +CHECK-NEXT: warn_no_constructor_for_refconst +CHECK-NEXT: warn_nonnull_pointers_only +CHECK-NEXT: warn_not_compound_assign +CHECK-NEXT: warn_ns_attribute_wrong_parameter_type +CHECK-NEXT: warn_ns_attribute_wrong_return_type +CHECK-NEXT: warn_objc_object_attribute_wrong_type +CHECK-NEXT: warn_objc_property_copy_missing_on_block +CHECK-NEXT: warn_objc_property_default_assign_on_object +CHECK-NEXT: warn_objc_property_no_assignment_attribute +CHECK-NEXT: warn_objc_protocol_qualifier_missing_id +CHECK-NEXT: warn_octal_escape_too_large +CHECK-NEXT: warn_odr_tag_type_inconsistent +CHECK-NEXT: warn_on_superclass_use +CHECK-NEXT: warn_param_default_argument_redefinition +CHECK-NEXT: warn_partial_specs_not_deducible +CHECK-NEXT: warn_pointer_attribute_wrong_type +CHECK-NEXT: warn_pp_convert_lhs_to_positive +CHECK-NEXT: warn_pp_convert_rhs_to_positive +CHECK-NEXT: warn_pp_expr_overflow +CHECK-NEXT: warn_pp_line_decimal +CHECK-NEXT: warn_pragma_align_expected_equal +CHECK-NEXT: warn_pragma_align_invalid_option +CHECK-NEXT: warn_pragma_debug_unexpected_command +CHECK-NEXT: warn_pragma_expected_colon +CHECK-NEXT: warn_pragma_expected_enable_disable +CHECK-NEXT: warn_pragma_expected_identifier +CHECK-NEXT: warn_pragma_expected_lparen +CHECK-NEXT: warn_pragma_expected_rparen +CHECK-NEXT: warn_pragma_extra_tokens_at_eol +CHECK-NEXT: warn_pragma_ms_struct +CHECK-NEXT: warn_pragma_options_align_reset_failed +CHECK-NEXT: warn_pragma_options_align_unsupported_option +CHECK-NEXT: warn_pragma_options_expected_align +CHECK-NEXT: warn_pragma_pack_invalid_action +CHECK-NEXT: warn_pragma_pack_invalid_alignment +CHECK-NEXT: warn_pragma_pack_malformed +CHECK-NEXT: warn_pragma_pack_pop_failed +CHECK-NEXT: warn_pragma_pack_pop_identifer_and_alignment +CHECK-NEXT: warn_pragma_pack_show +CHECK-NEXT: warn_pragma_pop_macro_no_push +CHECK-NEXT: warn_pragma_unknown_extension +CHECK-NEXT: warn_pragma_unused_expected_punc +CHECK-NEXT: warn_pragma_unused_expected_var +CHECK-NEXT: warn_pragma_unused_expected_var_arg +CHECK-NEXT: warn_pragma_unused_undeclared_var +CHECK-NEXT: warn_previous_alias_decl +CHECK-NEXT: warn_printf_asterisk_missing_arg +CHECK-NEXT: warn_property_attr_mismatch +CHECK-NEXT: warn_property_attribute +CHECK-NEXT: warn_property_getter_owning_mismatch +CHECK-NEXT: warn_property_types_are_incompatible +CHECK-NEXT: warn_readonly_property +CHECK-NEXT: warn_receiver_forward_class +CHECK-NEXT: warn_redecl_library_builtin +CHECK-NEXT: warn_redeclaration_without_attribute_prev_attribute_ignored +CHECK-NEXT: warn_register_objc_catch_parm +CHECK-NEXT: warn_related_result_type_compatibility_class +CHECK-NEXT: warn_related_result_type_compatibility_protocol +CHECK-NEXT: warn_remainder_by_zero +CHECK-NEXT: warn_root_inst_method_not_found +CHECK-NEXT: warn_second_parameter_of_va_start_not_last_named_argument +CHECK-NEXT: warn_second_parameter_to_va_arg_never_compatible +CHECK-NEXT: warn_standalone_specifier +CHECK-NEXT: warn_static_inline_explicit_inst_ignored +CHECK-NEXT: warn_static_non_static +CHECK-NEXT: warn_template_export_unsupported +CHECK-NEXT: warn_template_spec_extra_headers +CHECK-NEXT: warn_tentative_incomplete_array +CHECK-NEXT: warn_transparent_union_attribute_field_size_align +CHECK-NEXT: warn_transparent_union_attribute_floating +CHECK-NEXT: warn_transparent_union_attribute_not_definition +CHECK-NEXT: warn_transparent_union_attribute_zero_fields +CHECK-NEXT: warn_typecheck_function_qualifiers +CHECK-NEXT: warn_unavailable_fwdclass_message +CHECK-NEXT: warn_undef_interface +CHECK-NEXT: warn_undef_interface_suggest +CHECK-NEXT: warn_undef_protocolref +CHECK-NEXT: warn_undefined_internal +CHECK-NEXT: warn_unknown_analyzer_checker +CHECK-NEXT: warn_unknown_method_family +CHECK-NEXT: warn_unterminated_char +CHECK-NEXT: warn_unterminated_string +CHECK-NEXT: warn_use_out_of_scope_declaration +CHECK-NEXT: warn_weak_identifier_undeclared +CHECK-NEXT: warn_weak_import |