1*67e74705SXin Li RUN: diagtool list-warnings > %t 2>&1 2*67e74705SXin Li RUN: FileCheck --input-file=%t %s 3*67e74705SXin Li 4*67e74705SXin Li This test serves two purposes: 5*67e74705SXin Li 6*67e74705SXin Li (1) It documents all existing warnings that currently have no associated -W flag, 7*67e74705SXin Li and ensures that the list never grows. 8*67e74705SXin Li 9*67e74705SXin Li If take an existing warning and add a flag, this test will fail. To 10*67e74705SXin Li fix this test, simply remove that warning from the list below. 11*67e74705SXin Li 12*67e74705SXin Li (2) It prevents us adding new warnings to Clang that have no -W flag. All 13*67e74705SXin Li new warnings should have -W flags. 14*67e74705SXin Li 15*67e74705SXin Li If you add a new warning without a flag, this test will fail. To fix 16*67e74705SXin Li this test, simply add a warning group to that warning. 17*67e74705SXin Li 18*67e74705SXin Li 19*67e74705SXin Li The list of warnings below should NEVER grow. It should gradually shrink to 0. 20*67e74705SXin Li 21*67e74705SXin Li CHECK: Warnings without flags (84): 22*67e74705SXin Li CHECK-NEXT: ext_excess_initializers 23*67e74705SXin Li CHECK-NEXT: ext_excess_initializers_in_char_array_initializer 24*67e74705SXin Li CHECK-NEXT: ext_expected_semi_decl_list 25*67e74705SXin Li CHECK-NEXT: ext_explicit_specialization_storage_class 26*67e74705SXin Li CHECK-NEXT: ext_initializer_string_for_char_array_too_long 27*67e74705SXin Li CHECK-NEXT: ext_missing_declspec 28*67e74705SXin Li CHECK-NEXT: ext_missing_whitespace_after_macro_name 29*67e74705SXin Li CHECK-NEXT: ext_new_paren_array_nonconst 30*67e74705SXin Li CHECK-NEXT: ext_plain_complex 31*67e74705SXin Li CHECK-NEXT: ext_template_arg_extra_parens 32*67e74705SXin Li CHECK-NEXT: ext_typecheck_comparison_of_pointer_integer 33*67e74705SXin Li CHECK-NEXT: ext_typecheck_cond_incompatible_operands 34*67e74705SXin Li CHECK-NEXT: ext_typecheck_cond_incompatible_operands_nonstandard 35*67e74705SXin Li CHECK-NEXT: ext_typecheck_ordered_comparison_of_function_pointers 36*67e74705SXin Li CHECK-NEXT: ext_typecheck_ordered_comparison_of_pointer_integer 37*67e74705SXin Li CHECK-NEXT: ext_using_undefined_std 38*67e74705SXin Li CHECK-NEXT: pp_invalid_string_literal 39*67e74705SXin Li CHECK-NEXT: pp_out_of_date_dependency 40*67e74705SXin Li CHECK-NEXT: pp_poisoning_existing_macro 41*67e74705SXin Li CHECK-NEXT: w_asm_qualifier_ignored 42*67e74705SXin Li CHECK-NEXT: warn_accessor_property_type_mismatch 43*67e74705SXin Li CHECK-NEXT: warn_arcmt_nsalloc_realloc 44*67e74705SXin Li CHECK-NEXT: warn_asm_label_on_auto_decl 45*67e74705SXin Li CHECK-NEXT: warn_c_kext 46*67e74705SXin Li CHECK-NEXT: warn_call_to_pure_virtual_member_function_from_ctor_dtor 47*67e74705SXin Li CHECK-NEXT: warn_call_wrong_number_of_arguments 48*67e74705SXin Li CHECK-NEXT: warn_case_empty_range 49*67e74705SXin Li CHECK-NEXT: warn_char_constant_too_large 50*67e74705SXin Li CHECK-NEXT: warn_collection_expr_type 51*67e74705SXin Li CHECK-NEXT: warn_conflicting_variadic 52*67e74705SXin Li CHECK-NEXT: warn_conv_to_base_not_used 53*67e74705SXin Li CHECK-NEXT: warn_conv_to_self_not_used 54*67e74705SXin Li CHECK-NEXT: warn_conv_to_void_not_used 55*67e74705SXin Li CHECK-NEXT: warn_delete_array_type 56*67e74705SXin Li CHECK-NEXT: warn_double_const_requires_fp64 57*67e74705SXin Li CHECK-NEXT: warn_drv_assuming_mfloat_abi_is 58*67e74705SXin Li CHECK-NEXT: warn_drv_clang_unsupported 59*67e74705SXin Li CHECK-NEXT: warn_drv_objc_gc_unsupported 60*67e74705SXin Li CHECK-NEXT: warn_drv_pch_not_first_include 61*67e74705SXin Li CHECK-NEXT: warn_dup_category_def 62*67e74705SXin Li CHECK-NEXT: warn_duplicate_protocol_def 63*67e74705SXin Li CHECK-NEXT: warn_enum_value_overflow 64*67e74705SXin Li CHECK-NEXT: warn_expected_qualified_after_typename 65*67e74705SXin Li CHECK-NEXT: warn_extraneous_char_constant 66*67e74705SXin Li CHECK-NEXT: warn_fe_cc_log_diagnostics_failure 67*67e74705SXin Li CHECK-NEXT: warn_fe_cc_print_header_failure 68*67e74705SXin Li CHECK-NEXT: warn_fe_macro_contains_embedded_newline 69*67e74705SXin Li CHECK-NEXT: warn_file_asm_volatile 70*67e74705SXin Li CHECK-NEXT: warn_ignoring_ftabstop_value 71*67e74705SXin Li CHECK-NEXT: warn_implements_nscopying 72*67e74705SXin Li CHECK-NEXT: warn_incompatible_qualified_id 73*67e74705SXin Li CHECK-NEXT: warn_inline_namespace_reopened_noninline 74*67e74705SXin Li CHECK-NEXT: warn_invalid_asm_cast_lvalue 75*67e74705SXin Li CHECK-NEXT: warn_maynot_respond 76*67e74705SXin Li CHECK-NEXT: warn_method_param_redefinition 77*67e74705SXin Li CHECK-NEXT: warn_missing_case_for_condition 78*67e74705SXin Li CHECK-NEXT: warn_missing_dependent_template_keyword 79*67e74705SXin Li CHECK-NEXT: warn_missing_whitespace_after_macro_name 80*67e74705SXin Li CHECK-NEXT: warn_mt_message 81*67e74705SXin Li CHECK-NEXT: warn_no_constructor_for_refconst 82*67e74705SXin Li CHECK-NEXT: warn_not_compound_assign 83*67e74705SXin Li CHECK-NEXT: warn_objc_property_copy_missing_on_block 84*67e74705SXin Li CHECK-NEXT: warn_objc_protocol_qualifier_missing_id 85*67e74705SXin Li CHECK-NEXT: warn_on_superclass_use 86*67e74705SXin Li CHECK-NEXT: warn_partial_specs_not_deducible 87*67e74705SXin Li CHECK-NEXT: warn_pp_convert_to_positive 88*67e74705SXin Li CHECK-NEXT: warn_pp_expr_overflow 89*67e74705SXin Li CHECK-NEXT: warn_pp_line_decimal 90*67e74705SXin Li CHECK-NEXT: warn_pragma_pack_pop_identifer_and_alignment 91*67e74705SXin Li CHECK-NEXT: warn_pragma_pack_show 92*67e74705SXin Li CHECK-NEXT: warn_property_getter_owning_mismatch 93*67e74705SXin Li CHECK-NEXT: warn_register_objc_catch_parm 94*67e74705SXin Li CHECK-NEXT: warn_related_result_type_compatibility_class 95*67e74705SXin Li CHECK-NEXT: warn_related_result_type_compatibility_protocol 96*67e74705SXin Li CHECK-NEXT: warn_template_export_unsupported 97*67e74705SXin Li CHECK-NEXT: warn_template_spec_extra_headers 98*67e74705SXin Li CHECK-NEXT: warn_tentative_incomplete_array 99*67e74705SXin Li CHECK-NEXT: warn_typecheck_function_qualifiers 100*67e74705SXin Li CHECK-NEXT: warn_undef_interface 101*67e74705SXin Li CHECK-NEXT: warn_undef_interface_suggest 102*67e74705SXin Li CHECK-NEXT: warn_undef_protocolref 103*67e74705SXin Li CHECK-NEXT: warn_use_out_of_scope_declaration 104*67e74705SXin Li CHECK-NEXT: warn_weak_identifier_undeclared 105*67e74705SXin Li CHECK-NEXT: warn_weak_import 106*67e74705SXin Li 107*67e74705SXin Li The list of warnings in -Wpedantic should NEVER grow. 108*67e74705SXin Li 109*67e74705SXin Li CHECK: Number in -Wpedantic (not covered by other -W flags): 27 110