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Add warning flags for #include_next and some nearby warnings. 

llvm-svn: 250105
This commit is contained in:
Richard Smith 2015-10-12 21:05:54 +00:00
parent 66a123806e
commit 2c072af95e
3 changed files with 15 additions and 12 deletions
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4
clang/include/clang/Basic/DiagnosticGroups.td
View File

@ -202,6 +202,7 @@ def InfiniteRecursion : DiagGroup<"infinite-recursion">;
def GNUImaginaryConstant : DiagGroup<"gnu-imaginary-constant">;
def IgnoredQualifiers : DiagGroup<"ignored-qualifiers">;
def : DiagGroup<"import">;
def GNUIncludeNext : DiagGroup<"gnu-include-next">;
def IncompatibleMSStruct : DiagGroup<"incompatible-ms-struct">;
def IncompatiblePointerTypesDiscardsQualifiers
: DiagGroup<"incompatible-pointer-types-discards-qualifiers">;
@ -708,7 +709,8 @@ def GNU : DiagGroup<"gnu", [GNUAlignofExpression, GNUAnonymousStruct,
GNUEmptyInitializer, GNUEmptyStruct,
VLAExtension, GNUFlexibleArrayInitializer,
GNUFlexibleArrayUnionMember, GNUFoldingConstant,
GNUImaginaryConstant, GNULabelsAsValue,
GNUImaginaryConstant, GNUIncludeNext,
GNULabelsAsValue,
RedeclaredClassMember, GNURedeclaredEnum,
GNUStatementExpression, GNUStaticFloatInit,
GNUStringLiteralOperatorTemplate,

15
clang/include/clang/Basic/DiagnosticLexKinds.td
View File

@ -256,10 +256,13 @@ def err_pp_hash_error : Error<"%0">;
}
def pp_include_next_in_primary : Warning<
"#include_next in primary source file">;
"#include_next in primary source file">,
InGroup<DiagGroup<"include-next-outside-header">>;
def pp_include_macros_out_of_predefines : Error<
"the #__include_macros directive is only for internal use by -imacros">;
def pp_include_next_absolute_path : Warning<"#include_next with absolute path">;
def pp_include_next_absolute_path : Warning<
"#include_next with absolute path">,
InGroup<DiagGroup<"include-next-absolute-path">>;
def ext_c99_whitespace_required_after_macro_name : ExtWarn<
"ISO C99 requires whitespace after the macro name">, InGroup<C99>;
def ext_missing_whitespace_after_macro_name : ExtWarn<
@ -267,9 +270,11 @@ def ext_missing_whitespace_after_macro_name : ExtWarn<
def warn_missing_whitespace_after_macro_name : Warning<
"whitespace recommended after macro name">;
def pp_pragma_once_in_main_file : Warning<"#pragma once in main file">;
def pp_pragma_once_in_main_file : Warning<"#pragma once in main file">,
InGroup<DiagGroup<"pragma-once-outside-header">>;
def pp_pragma_sysheader_in_main_file : Warning<
"#pragma system_header ignored in main file">;
"#pragma system_header ignored in main file">,
InGroup<DiagGroup<"pragma-system-header-outside-header">>;
def pp_poisoning_existing_macro : Warning<"poisoning existing macro">;
def pp_out_of_date_dependency : Warning<
"current file is older than dependency %0">;
@ -316,7 +321,7 @@ def ext_pp_include_search_ms : ExtWarn<
def ext_pp_ident_directive : Extension<"#ident is a language extension">;
def ext_pp_include_next_directive : Extension<
"#include_next is a language extension">;
"#include_next is a language extension">, InGroup<GNUIncludeNext>;
def ext_pp_warning_directive : Extension<"#warning is a language extension">;
def ext_pp_extra_tokens_at_eol : ExtWarn<

8
clang/test/Misc/warning-flags.c
View File

@ -18,7 +18,7 @@ This test serves two purposes:
The list of warnings below should NEVER grow. It should gradually shrink to 0.
CHECK: Warnings without flags (89):
CHECK: Warnings without flags (85):
CHECK-NEXT: ext_excess_initializers
CHECK-NEXT: ext_excess_initializers_in_char_array_initializer
CHECK-NEXT: ext_expected_semi_decl_list
@ -35,13 +35,9 @@ CHECK-NEXT: ext_typecheck_cond_incompatible_operands_nonstandard
CHECK-NEXT: ext_typecheck_ordered_comparison_of_function_pointers
CHECK-NEXT: ext_typecheck_ordered_comparison_of_pointer_integer
CHECK-NEXT: ext_using_undefined_std
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: w_asm_qualifier_ignored
CHECK-NEXT: warn_accessor_property_type_mismatch
CHECK-NEXT: warn_arcmt_nsalloc_realloc
@ -111,4 +107,4 @@ CHECK-NEXT: warn_weak_import
The list of warnings in -Wpedantic should NEVER grow.
CHECK: Number in -Wpedantic (not covered by other -W flags): 28
CHECK: Number in -Wpedantic (not covered by other -W flags): 27