1//==--- DiagnosticLexKinds.td - liblex diagnostics ------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10//===----------------------------------------------------------------------===//
11// Lexer Diagnostics
12//===----------------------------------------------------------------------===//
13
14let Component = "Lex", CategoryName = "Lexical or Preprocessor Issue" in {
15
16def null_in_char_or_string : Warning<
17  "null character(s) preserved in %select{char|string}0 literal">,
18  InGroup<NullCharacter>;
19def null_in_file : Warning<"null character ignored">, InGroup<NullCharacter>;
20def warn_nested_block_comment : Warning<"'/*' within block comment">,
21  InGroup<Comment>;
22def escaped_newline_block_comment_end : Warning<
23  "escaped newline between */ characters at block comment end">,
24  InGroup<Comment>;
25def backslash_newline_space : Warning<
26  "backslash and newline separated by space">,
27  InGroup<DiagGroup<"backslash-newline-escape">>;
28
29// Digraphs.
30def warn_cxx98_compat_less_colon_colon : Warning<
31  "'<::' is treated as digraph '<:' (aka '[') followed by ':' in C++98">,
32  InGroup<CXX98Compat>, DefaultIgnore;
33
34// Trigraphs.
35def trigraph_ignored : Warning<"trigraph ignored">, InGroup<Trigraphs>;
36def trigraph_ignored_block_comment : Warning<
37  "ignored trigraph would end block comment">, InGroup<Trigraphs>;
38def trigraph_ends_block_comment : Warning<"trigraph ends block comment">,
39    InGroup<Trigraphs>;
40def trigraph_converted : Warning<"trigraph converted to '%0' character">,
41    InGroup<Trigraphs>;
42
43def ext_multi_line_line_comment : Extension<"multi-line // comment">,
44    InGroup<Comment>;
45def ext_line_comment : Extension<
46  "// comments are not allowed in this language">,
47  InGroup<Comment>;
48def ext_no_newline_eof : Extension<"no newline at end of file">,
49  InGroup<NewlineEOF>;
50def warn_no_newline_eof : Warning<"no newline at end of file">,
51  InGroup<NewlineEOF>, DefaultIgnore;
52
53def warn_cxx98_compat_no_newline_eof : Warning<
54  "C++98 requires newline at end of file">,
55  InGroup<CXX98CompatPedantic>, DefaultIgnore;
56
57def ext_dollar_in_identifier : Extension<"'$' in identifier">,
58  InGroup<DiagGroup<"dollar-in-identifier-extension">>;
59def ext_charize_microsoft : Extension<
60  "charizing operator #@ is a Microsoft extension">,
61  InGroup<MicrosoftCharize>;
62
63def ext_token_used : Extension<"extension used">,
64  InGroup<DiagGroup<"language-extension-token">>;
65
66def warn_cxx11_keyword : Warning<"'%0' is a keyword in C++11">,
67  InGroup<CXX11Compat>, DefaultIgnore;
68
69def ext_unterminated_char_or_string : ExtWarn<
70  "missing terminating %select{'|'\"'}0 character">, InGroup<InvalidPPToken>;
71def ext_empty_character : ExtWarn<"empty character constant">,
72  InGroup<InvalidPPToken>;
73def err_unterminated_block_comment : Error<"unterminated /* comment">;
74def err_invalid_character_to_charify : Error<
75  "invalid argument to convert to character">;
76def err_unterminated___pragma : Error<"missing terminating ')' character">;
77
78def err_conflict_marker : Error<"version control conflict marker in file">;
79
80def err_raw_delim_too_long : Error<
81  "raw string delimiter longer than 16 characters"
82  "; use PREFIX( )PREFIX to delimit raw string">;
83def err_invalid_char_raw_delim : Error<
84  "invalid character '%0' character in raw string delimiter"
85  "; use PREFIX( )PREFIX to delimit raw string">;
86def err_unterminated_raw_string : Error<
87  "raw string missing terminating delimiter )%0\"">;
88def warn_cxx98_compat_raw_string_literal : Warning<
89  "raw string literals are incompatible with C++98">,
90  InGroup<CXX98Compat>, DefaultIgnore;
91
92def ext_multichar_character_literal : ExtWarn<
93  "multi-character character constant">, InGroup<MultiChar>;
94def ext_four_char_character_literal : Extension<
95  "multi-character character constant">, InGroup<FourByteMultiChar>;
96
97
98// Unicode and UCNs
99def err_invalid_utf8 : Error<
100  "source file is not valid UTF-8">;
101def err_non_ascii : Error<
102  "non-ASCII characters are not allowed outside of literals and identifiers">;
103def ext_unicode_whitespace : ExtWarn<
104  "treating Unicode character as whitespace">,
105  InGroup<DiagGroup<"unicode-whitespace">>;
106
107def err_hex_escape_no_digits : Error<
108  "\\%0 used with no following hex digits">;
109def warn_ucn_escape_no_digits : Warning<
110  "\\%0 used with no following hex digits; "
111  "treating as '\\' followed by identifier">, InGroup<Unicode>;
112def err_ucn_escape_incomplete : Error<
113  "incomplete universal character name">;
114def warn_ucn_escape_incomplete : Warning<
115  "incomplete universal character name; "
116  "treating as '\\' followed by identifier">, InGroup<Unicode>;
117def note_ucn_four_not_eight : Note<"did you mean to use '\\u'?">;
118
119def err_ucn_escape_basic_scs : Error<
120  "character '%0' cannot be specified by a universal character name">;
121def err_ucn_control_character : Error<
122  "universal character name refers to a control character">;
123def err_ucn_escape_invalid : Error<"invalid universal character">;
124def warn_ucn_escape_surrogate : Warning<
125  "universal character name refers to a surrogate character">,
126  InGroup<Unicode>;
127
128def warn_c99_compat_unicode_id : Warning<
129  "%select{using this character in an identifier|starting an identifier with "
130  "this character}0 is incompatible with C99">,
131  InGroup<C99Compat>, DefaultIgnore;
132def warn_cxx98_compat_unicode_id : Warning<
133  "using this character in an identifier is incompatible with C++98">,
134  InGroup<CXX98Compat>, DefaultIgnore;
135
136def warn_cxx98_compat_literal_ucn_escape_basic_scs : Warning<
137  "specifying character '%0' with a universal character name "
138  "is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
139def warn_cxx98_compat_literal_ucn_control_character : Warning<
140  "universal character name referring to a control character "
141  "is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
142def warn_ucn_not_valid_in_c89 : Warning<
143  "universal character names are only valid in C99 or C++; "
144  "treating as '\\' followed by identifier">, InGroup<Unicode>;
145def warn_ucn_not_valid_in_c89_literal : ExtWarn<
146  "universal character names are only valid in C99 or C++">, InGroup<Unicode>;
147
148
149// Literal
150def ext_nonstandard_escape : Extension<
151  "use of non-standard escape character '\\%0'">;
152def ext_unknown_escape : ExtWarn<"unknown escape sequence '\\%0'">,
153  InGroup<DiagGroup<"unknown-escape-sequence">>;
154def err_invalid_digit : Error<
155  "invalid digit '%0' in %select{decimal|octal|binary}1 constant">;
156def err_invalid_suffix_constant : Error<
157  "invalid suffix '%0' on %select{integer|floating}1 constant">;
158def warn_cxx11_compat_digit_separator : Warning<
159  "digit separators are incompatible with C++ standards before C++14">,
160  InGroup<CXXPre14Compat>, DefaultIgnore;
161def err_digit_separator_not_between_digits : Error<
162  "digit separator cannot appear at %select{start|end}0 of digit sequence">;
163def warn_extraneous_char_constant : Warning<
164  "extraneous characters in character constant ignored">;
165def warn_char_constant_too_large : Warning<
166  "character constant too long for its type">;
167def err_multichar_utf_character_literal : Error<
168  "Unicode character literals may not contain multiple characters">;
169def err_exponent_has_no_digits : Error<"exponent has no digits">;
170def ext_imaginary_constant : Extension<
171  "imaginary constants are a GNU extension">, InGroup<GNUImaginaryConstant>;
172def err_hexconstant_requires: Error<
173  "hexadecimal floating constants require %select{an exponent|a significand}0">;
174def ext_hexconstant_invalid : Extension<
175  "hexadecimal floating constants are a C99 feature">, InGroup<C99>;
176def ext_binary_literal : Extension<
177  "binary integer literals are a GNU extension">, InGroup<GNUBinaryLiteral>;
178def ext_binary_literal_cxx14 : Extension<
179  "binary integer literals are a C++14 extension">, InGroup<CXX14BinaryLiteral>;
180def warn_cxx11_compat_binary_literal : Warning<
181  "binary integer literals are incompatible with C++ standards before C++14">,
182  InGroup<CXXPre14CompatPedantic>, DefaultIgnore;
183def err_pascal_string_too_long : Error<"Pascal string is too long">;
184def err_escape_too_large : Error<
185  "%select{hex|octal}0 escape sequence out of range">;
186def ext_string_too_long : Extension<"string literal of length %0 exceeds "
187  "maximum length %1 that %select{C90|ISO C99|C++}2 compilers are required to "
188  "support">, InGroup<OverlengthStrings>;
189def err_character_too_large : Error<
190  "character too large for enclosing character literal type">;
191def warn_c99_compat_unicode_literal : Warning<
192  "unicode literals are incompatible with C99">,
193  InGroup<C99Compat>, DefaultIgnore;
194def warn_cxx98_compat_unicode_literal : Warning<
195  "unicode literals are incompatible with C++98">,
196  InGroup<CXX98Compat>, DefaultIgnore;
197def warn_cxx14_compat_u8_character_literal : Warning<
198  "unicode literals are incompatible with C++ standards before C++1z">,
199  InGroup<CXXPre1zCompat>, DefaultIgnore;
200def warn_cxx11_compat_user_defined_literal : Warning<
201  "identifier after literal will be treated as a user-defined literal suffix "
202  "in C++11">, InGroup<CXX11Compat>, DefaultIgnore;
203def warn_cxx11_compat_reserved_user_defined_literal : Warning<
204  "identifier after literal will be treated as a reserved user-defined literal "
205  "suffix in C++11">,
206  InGroup<CXX11CompatReservedUserDefinedLiteral>, DefaultIgnore;
207def ext_reserved_user_defined_literal : ExtWarn<
208  "invalid suffix on literal; C++11 requires a space between literal and "
209  "identifier">, InGroup<ReservedUserDefinedLiteral>, DefaultError;
210def ext_ms_reserved_user_defined_literal : ExtWarn<
211  "invalid suffix on literal; C++11 requires a space between literal and "
212  "identifier">, InGroup<ReservedUserDefinedLiteral>;
213def err_unsupported_string_concat : Error<
214  "unsupported non-standard concatenation of string literals">;
215def err_string_concat_mixed_suffix : Error<
216  "differing user-defined suffixes ('%0' and '%1') in string literal "
217  "concatenation">;
218def err_pp_invalid_udl : Error<
219  "%select{character|integer}0 literal with user-defined suffix "
220  "cannot be used in preprocessor constant expression">;
221def err_bad_string_encoding : Error<
222  "illegal character encoding in string literal">;
223def warn_bad_string_encoding : ExtWarn<
224  "illegal character encoding in string literal">,
225  InGroup<InvalidSourceEncoding>;
226def err_bad_character_encoding : Error<
227  "illegal character encoding in character literal">;
228def warn_bad_character_encoding : ExtWarn<
229  "illegal character encoding in character literal">,
230  InGroup<InvalidSourceEncoding>;
231def err_lexing_string : Error<"failure when lexing a string">;
232
233
234//===----------------------------------------------------------------------===//
235// PTH Diagnostics
236//===----------------------------------------------------------------------===//
237def err_invalid_pth_file : Error<
238    "invalid or corrupt PTH file '%0'">;
239
240//===----------------------------------------------------------------------===//
241// Preprocessor Diagnostics
242//===----------------------------------------------------------------------===//
243
244let CategoryName = "User-Defined Issue" in {
245def pp_hash_warning : Warning<"%0">,
246  InGroup<PoundWarning>, ShowInSystemHeader;
247def err_pp_hash_error : Error<"%0">;
248}
249
250def pp_include_next_in_primary : Warning<
251  "#include_next in primary source file">,
252  InGroup<DiagGroup<"include-next-outside-header">>;
253def pp_include_macros_out_of_predefines : Error<
254  "the #__include_macros directive is only for internal use by -imacros">;
255def pp_include_next_absolute_path : Warning<
256  "#include_next with absolute path">,
257  InGroup<DiagGroup<"include-next-absolute-path">>;
258def ext_c99_whitespace_required_after_macro_name : ExtWarn<
259  "ISO C99 requires whitespace after the macro name">, InGroup<C99>;
260def ext_missing_whitespace_after_macro_name : ExtWarn<
261  "whitespace required after macro name">;
262def warn_missing_whitespace_after_macro_name : Warning<
263  "whitespace recommended after macro name">;
264
265def pp_pragma_once_in_main_file : Warning<"#pragma once in main file">,
266  InGroup<DiagGroup<"pragma-once-outside-header">>;
267def pp_pragma_sysheader_in_main_file : Warning<
268  "#pragma system_header ignored in main file">,
269  InGroup<DiagGroup<"pragma-system-header-outside-header">>;
270def pp_poisoning_existing_macro : Warning<"poisoning existing macro">;
271def pp_out_of_date_dependency : Warning<
272  "current file is older than dependency %0">;
273def ext_pp_undef_builtin_macro : ExtWarn<"undefining builtin macro">,
274  InGroup<BuiltinMacroRedefined>;
275def ext_pp_redef_builtin_macro : ExtWarn<"redefining builtin macro">,
276  InGroup<BuiltinMacroRedefined>;
277def pp_disabled_macro_expansion : Warning<
278  "disabled expansion of recursive macro">, DefaultIgnore,
279  InGroup<DiagGroup<"disabled-macro-expansion">>;
280def pp_macro_not_used : Warning<"macro is not used">, DefaultIgnore,
281  InGroup<DiagGroup<"unused-macros">>;
282def warn_pp_undef_identifier : Warning<
283  "%0 is not defined, evaluates to 0">,
284  InGroup<DiagGroup<"undef">>, DefaultIgnore;
285def warn_pp_ambiguous_macro : Warning<
286  "ambiguous expansion of macro %0">, InGroup<AmbiguousMacro>;
287def note_pp_ambiguous_macro_chosen : Note<
288  "expanding this definition of %0">;
289def note_pp_ambiguous_macro_other : Note<
290  "other definition of %0">;
291def warn_pp_macro_hides_keyword : Extension<
292  "keyword is hidden by macro definition">, InGroup<KeywordAsMacro>;
293def warn_pp_macro_is_reserved_id : Warning<
294  "macro name is a reserved identifier">, DefaultIgnore,
295  InGroup<ReservedIdAsMacro>;
296def warn_pp_objc_macro_redef_ignored : Warning<
297  "ignoring redefinition of Objective-C qualifier macro">,
298  InGroup<DiagGroup<"objc-macro-redefinition">>;
299
300def pp_invalid_string_literal : Warning<
301  "invalid string literal, ignoring final '\\'">;
302def warn_pp_expr_overflow : Warning<
303  "integer overflow in preprocessor expression">;
304def warn_pp_convert_to_positive : Warning<
305  "%select{left|right}0 side of operator converted from negative value to "
306  "unsigned: %1">;
307
308def ext_pp_import_directive : Extension<"#import is a language extension">,
309  InGroup<DiagGroup<"import-preprocessor-directive-pedantic">>;
310def err_pp_import_directive_ms : Error<
311  "#import of type library is an unsupported Microsoft feature">;
312def ext_pp_include_search_ms : ExtWarn<
313  "#include resolved using non-portable Microsoft search rules as: %0">,
314  InGroup<MicrosoftInclude>;
315
316def ext_pp_ident_directive : Extension<"#ident is a language extension">;
317def ext_pp_include_next_directive : Extension<
318  "#include_next is a language extension">, InGroup<GNUIncludeNext>;
319def ext_pp_warning_directive : Extension<"#warning is a language extension">;
320
321def ext_pp_extra_tokens_at_eol : ExtWarn<
322  "extra tokens at end of #%0 directive">, InGroup<ExtraTokens>;
323
324def ext_pp_comma_expr : Extension<"comma operator in operand of #if">;
325def ext_pp_bad_vaargs_use : Extension<
326  "__VA_ARGS__ can only appear in the expansion of a C99 variadic macro">;
327def ext_pp_macro_redef : ExtWarn<"%0 macro redefined">, InGroup<MacroRedefined>;
328def ext_variadic_macro : Extension<"variadic macros are a C99 feature">,
329  InGroup<VariadicMacros>;
330def warn_cxx98_compat_variadic_macro : Warning<
331  "variadic macros are incompatible with C++98">,
332  InGroup<CXX98CompatPedantic>, DefaultIgnore;
333def ext_named_variadic_macro : Extension<
334  "named variadic macros are a GNU extension">, InGroup<VariadicMacros>;
335def err_embedded_directive : Error<
336  "embedding a #%0 directive within macro arguments is not supported">;
337def ext_embedded_directive : Extension<
338  "embedding a directive within macro arguments has undefined behavior">,
339  InGroup<DiagGroup<"embedded-directive">>;
340def ext_missing_varargs_arg : Extension<
341  "must specify at least one argument for '...' parameter of variadic macro">,
342  InGroup<GNUZeroVariadicMacroArguments>;
343def ext_empty_fnmacro_arg : Extension<
344  "empty macro arguments are a C99 feature">, InGroup<C99>;
345def warn_cxx98_compat_empty_fnmacro_arg : Warning<
346  "empty macro arguments are incompatible with C++98">,
347  InGroup<CXX98CompatPedantic>, DefaultIgnore;
348def note_macro_here : Note<"macro %0 defined here">;
349
350def err_pp_opencl_variadic_macros :
351  Error<"variadic macros not supported in OpenCL">;
352
353def err_pp_invalid_directive : Error<"invalid preprocessing directive">;
354def err_pp_directive_required : Error<
355  "%0 must be used within a preprocessing directive">;
356def err_pp_file_not_found : Error<"'%0' file not found">, DefaultFatal;
357def err_pp_file_not_found_not_fatal : Error<
358  "'%0' file not found with <angled> include; use \"quotes\" instead">;
359def err_pp_error_opening_file : Error<
360  "error opening file '%0': %1">, DefaultFatal;
361def err_pp_empty_filename : Error<"empty filename">;
362def err_pp_include_too_deep : Error<"#include nested too deeply">;
363def err_pp_expects_filename : Error<"expected \"FILENAME\" or <FILENAME>">;
364def err_pp_macro_not_identifier : Error<"macro name must be an identifier">;
365def err_pp_missing_macro_name : Error<"macro name missing">;
366def err_pp_missing_rparen_in_macro_def : Error<
367  "missing ')' in macro parameter list">;
368def err_pp_invalid_tok_in_arg_list : Error<
369  "invalid token in macro parameter list">;
370def err_pp_expected_ident_in_arg_list : Error<
371  "expected identifier in macro parameter list">;
372def err_pp_expected_comma_in_arg_list : Error<
373  "expected comma in macro parameter list">;
374def err_pp_duplicate_name_in_arg_list : Error<
375  "duplicate macro parameter name %0">;
376def err_pp_stringize_not_parameter : Error<
377  "'#' is not followed by a macro parameter">;
378def err_pp_malformed_ident : Error<"invalid #ident directive">;
379def err_pp_unterminated_conditional : Error<
380  "unterminated conditional directive">;
381def pp_err_else_after_else : Error<"#else after #else">;
382def pp_err_elif_after_else : Error<"#elif after #else">;
383def pp_err_else_without_if : Error<"#else without #if">;
384def pp_err_elif_without_if : Error<"#elif without #if">;
385def err_pp_endif_without_if : Error<"#endif without #if">;
386def err_pp_expected_value_in_expr : Error<"expected value in expression">;
387def err_pp_expected_rparen : Error<"expected ')' in preprocessor expression">;
388def err_pp_expected_eol : Error<
389  "expected end of line in preprocessor expression">;
390def err_pp_expected_after : Error<"missing %1 after %0">;
391def err_pp_colon_without_question : Error<"':' without preceding '?'">;
392def err_pp_division_by_zero : Error<
393  "division by zero in preprocessor expression">;
394def err_pp_remainder_by_zero : Error<
395  "remainder by zero in preprocessor expression">;
396def err_pp_expr_bad_token_binop : Error<
397  "token is not a valid binary operator in a preprocessor subexpression">;
398def err_pp_expr_bad_token_start_expr : Error<
399  "invalid token at start of a preprocessor expression">;
400def err_pp_invalid_poison : Error<"can only poison identifier tokens">;
401def err_pp_used_poisoned_id : Error<"attempt to use a poisoned identifier">;
402
403def err_feature_check_malformed : Error<
404  "builtin feature check macro requires a parenthesized identifier">;
405
406def err_warning_check_malformed : Error<
407  "builtin warning check macro requires a parenthesized string">;
408def warn_has_warning_invalid_option :
409   ExtWarn<"__has_warning expected option name (e.g. \"-Wundef\")">,
410   InGroup<MalformedWarningCheck>;
411
412def err_pp_identifier_arg_not_identifier : Error<
413  "cannot convert %0 token to an identifier">;
414
415def warn_pragma_include_alias_mismatch_angle :
416   ExtWarn<"angle-bracketed include <%0> cannot be aliased to double-quoted "
417   "include \"%1\"">, InGroup<UnknownPragmas>;
418def warn_pragma_include_alias_mismatch_quote :
419   ExtWarn<"double-quoted include \"%0\" cannot be aliased to angle-bracketed "
420   "include <%1>">, InGroup<UnknownPragmas>;
421def warn_pragma_include_alias_expected :
422   ExtWarn<"pragma include_alias expected '%0'">,
423   InGroup<UnknownPragmas>;
424def warn_pragma_include_alias_expected_filename :
425   ExtWarn<"pragma include_alias expected include filename">,
426   InGroup<UnknownPragmas>;
427
428// - #pragma warning(...)
429def warn_pragma_warning_expected :
430  ExtWarn<"#pragma warning expected '%0'">,
431  InGroup<UnknownPragmas>;
432def warn_pragma_warning_spec_invalid :
433  ExtWarn<"#pragma warning expected 'push', 'pop', 'default', 'disable',"
434          " 'error', 'once', 'suppress', 1, 2, 3, or 4">,
435  InGroup<UnknownPragmas>;
436def warn_pragma_warning_push_level :
437  ExtWarn<"#pragma warning(push, level) requires a level between 0 and 4">,
438  InGroup<UnknownPragmas>;
439def warn_pragma_warning_expected_number :
440  ExtWarn<"#pragma warning expected a warning number">,
441  InGroup<UnknownPragmas>;
442
443def err__Pragma_malformed : Error<
444  "_Pragma takes a parenthesized string literal">;
445def err_pragma_message_malformed : Error<
446  "pragma %select{message|warning|error}0 requires parenthesized string">;
447def err_pragma_push_pop_macro_malformed : Error<
448   "pragma %0 requires a parenthesized string">;
449def warn_pragma_pop_macro_no_push : Warning<
450   "pragma pop_macro could not pop '%0', no matching push_macro">,
451  InGroup<IgnoredPragmas>;
452def warn_pragma_message : Warning<"%0">,
453   InGroup<PoundPragmaMessage>, DefaultWarnNoWerror;
454def err_pragma_message : Error<"%0">;
455def warn_pragma_ignored : Warning<"unknown pragma ignored">,
456   InGroup<UnknownPragmas>, DefaultIgnore;
457def ext_stdc_pragma_ignored : ExtWarn<"unknown pragma in STDC namespace">,
458   InGroup<UnknownPragmas>;
459def ext_on_off_switch_syntax :
460   ExtWarn<"expected 'ON' or 'OFF' or 'DEFAULT' in pragma">,
461   InGroup<UnknownPragmas>;
462def ext_pragma_syntax_eod :
463   ExtWarn<"expected end of directive in pragma">,
464   InGroup<UnknownPragmas>;
465def warn_stdc_fenv_access_not_supported :
466   Warning<"pragma STDC FENV_ACCESS ON is not supported, ignoring pragma">,
467   InGroup<UnknownPragmas>;
468def warn_pragma_diagnostic_invalid :
469   ExtWarn<"pragma diagnostic expected 'error', 'warning', 'ignored', 'fatal',"
470            " 'push', or 'pop'">,
471   InGroup<UnknownPragmas>;
472def warn_pragma_diagnostic_cannot_pop :
473   ExtWarn<"pragma diagnostic pop could not pop, no matching push">,
474   InGroup<UnknownPragmas>;
475def warn_pragma_diagnostic_invalid_option :
476   ExtWarn<"pragma diagnostic expected option name (e.g. \"-Wundef\")">,
477   InGroup<UnknownPragmas>;
478def warn_pragma_diagnostic_invalid_token :
479   ExtWarn<"unexpected token in pragma diagnostic">,
480   InGroup<UnknownPragmas>;
481def warn_pragma_diagnostic_unknown_warning :
482   ExtWarn<"unknown warning group '%0', ignored">,
483   InGroup<UnknownPragmas>;
484// - #pragma __debug
485def warn_pragma_debug_unexpected_command : Warning<
486  "unexpected debug command '%0'">, InGroup<IgnoredPragmas>;
487
488def err_defined_macro_name : Error<"'defined' cannot be used as a macro name">;
489def err_paste_at_start : Error<
490  "'##' cannot appear at start of macro expansion">;
491def err_paste_at_end : Error<"'##' cannot appear at end of macro expansion">;
492def ext_paste_comma : Extension<
493  "token pasting of ',' and __VA_ARGS__ is a GNU extension">, InGroup<GNUZeroVariadicMacroArguments>;
494def err_unterm_macro_invoc : Error<
495  "unterminated function-like macro invocation">;
496def err_too_many_args_in_macro_invoc : Error<
497  "too many arguments provided to function-like macro invocation">;
498def note_suggest_parens_for_macro : Note<
499  "parentheses are required around macro argument containing braced "
500  "initializer list">;
501def note_init_list_at_beginning_of_macro_argument : Note<
502  "cannot use initializer list at the beginning of a macro argument">;
503def err_too_few_args_in_macro_invoc : Error<
504  "too few arguments provided to function-like macro invocation">;
505def err_pp_bad_paste : Error<
506  "pasting formed '%0', an invalid preprocessing token">;
507def ext_pp_bad_paste_ms : ExtWarn<
508  "pasting formed '%0', an invalid preprocessing token">, DefaultError,
509  InGroup<DiagGroup<"invalid-token-paste">>;
510def err_pp_operator_used_as_macro_name : Error<
511  "C++ operator %0 (aka %1) used as a macro name">;
512def ext_pp_operator_used_as_macro_name : Extension<
513  err_pp_operator_used_as_macro_name.Text>, InGroup<MicrosoftCppMacro>;
514def err_pp_illegal_floating_literal : Error<
515  "floating point literal in preprocessor expression">;
516def err_pp_line_requires_integer : Error<
517  "#line directive requires a positive integer argument">;
518def ext_pp_line_zero : Extension<
519  "#line directive with zero argument is a GNU extension">,
520  InGroup<GNUZeroLineDirective>;
521def err_pp_line_invalid_filename : Error<
522  "invalid filename for #line directive">;
523def warn_pp_line_decimal : Warning<
524  "%select{#line|GNU line marker}0 directive interprets number as decimal, not octal">;
525def err_pp_line_digit_sequence : Error<
526  "%select{#line|GNU line marker}0 directive requires a simple digit sequence">;
527def err_pp_linemarker_requires_integer : Error<
528  "line marker directive requires a positive integer argument">;
529def err_pp_linemarker_invalid_filename : Error<
530  "invalid filename for line marker directive">;
531def err_pp_linemarker_invalid_flag : Error<
532  "invalid flag line marker directive">;
533def err_pp_linemarker_invalid_pop : Error<
534  "invalid line marker flag '2': cannot pop empty include stack">;
535def ext_pp_line_too_big : Extension<
536  "C requires #line number to be less than %0, allowed as extension">;
537def warn_cxx98_compat_pp_line_too_big : Warning<
538  "#line number greater than 32767 is incompatible with C++98">,
539  InGroup<CXX98CompatPedantic>, DefaultIgnore;
540
541def err_pp_visibility_non_macro : Error<"no macro named %0">;
542
543def err_pp_arc_cf_code_audited_syntax : Error<"expected 'begin' or 'end'">;
544def err_pp_double_begin_of_arc_cf_code_audited : Error<
545  "already inside '#pragma clang arc_cf_code_audited'">;
546def err_pp_unmatched_end_of_arc_cf_code_audited : Error<
547  "not currently inside '#pragma clang arc_cf_code_audited'">;
548def err_pp_include_in_arc_cf_code_audited : Error<
549  "cannot #include files inside '#pragma clang arc_cf_code_audited'">;
550def err_pp_eof_in_arc_cf_code_audited : Error<
551  "'#pragma clang arc_cf_code_audited' was not ended within this file">;
552
553def warn_pp_date_time : Warning<
554  "expansion of date or time macro is not reproducible">,
555  ShowInSystemHeader, DefaultIgnore, InGroup<DiagGroup<"date-time">>;
556
557// Module map parsing
558def err_mmap_unknown_token : Error<"skipping stray token">;
559def err_mmap_expected_module : Error<"expected module declaration">;
560def err_mmap_expected_module_name : Error<"expected module name">;
561def err_mmap_expected_lbrace : Error<"expected '{' to start module '%0'">;
562def err_mmap_expected_rbrace : Error<"expected '}'">;
563def note_mmap_lbrace_match : Note<"to match this '{'">;
564def err_mmap_expected_rsquare : Error<"expected ']' to close attribute">;
565def note_mmap_lsquare_match : Note<"to match this ']'">;
566def err_mmap_expected_member : Error<
567  "expected umbrella, header, submodule, or module export">;
568def err_mmap_expected_header : Error<"expected a header name after '%0'">;
569def err_mmap_expected_mmap_file : Error<"expected a module map file name">;
570def err_mmap_module_redefinition : Error<
571  "redefinition of module '%0'">;
572def note_mmap_prev_definition : Note<"previously defined here">;
573def err_mmap_umbrella_dir_not_found : Error<
574  "umbrella directory '%0' not found">;
575def err_mmap_umbrella_clash : Error<
576  "umbrella for module '%0' already covers this directory">;
577def err_mmap_module_id : Error<
578  "expected a module name or '*'">;
579def err_mmap_expected_library_name : Error<
580  "expected %select{library|framework}0 name as a string">;
581def err_mmap_config_macro_submodule : Error<
582  "configuration macros are only allowed in top-level modules">;
583def err_mmap_use_decl_submodule : Error<
584  "use declarations are only allowed in top-level modules">;
585def err_mmap_expected_config_macro : Error<
586  "expected configuration macro name after ','">;
587def err_mmap_expected_conflicts_comma : Error<
588  "expected ',' after conflicting module name">;
589def err_mmap_expected_conflicts_message : Error<
590  "expected a message describing the conflict with '%0'">;
591def err_mmap_missing_module_unqualified : Error<
592  "no module named '%0' visible from '%1'">;
593def err_mmap_missing_module_qualified : Error<
594  "no module named '%0' in '%1'">;
595def err_mmap_top_level_inferred_submodule : Error<
596  "only submodules and framework modules may be inferred with wildcard syntax">;
597def err_mmap_inferred_no_umbrella : Error<
598  "inferred submodules require a module with an umbrella">;
599def err_mmap_inferred_framework_submodule : Error<
600  "inferred submodule cannot be a framework submodule">;
601def err_mmap_explicit_inferred_framework : Error<
602  "inferred framework modules cannot be 'explicit'">;
603def err_mmap_missing_exclude_name : Error<
604  "expected excluded module name">;
605def err_mmap_inferred_redef : Error<
606  "redefinition of inferred submodule">;
607def err_mmap_expected_lbrace_wildcard : Error<
608  "expected '{' to start inferred submodule">;
609def err_mmap_expected_inferred_member : Error<
610  "expected %select{module exclusion with 'exclude'|'export *'}0">;
611def err_mmap_expected_export_wildcard : Error<
612  "only '*' can be exported from an inferred submodule">;
613def err_mmap_explicit_top_level : Error<
614  "'explicit' is not permitted on top-level modules">;
615def err_mmap_nested_submodule_id : Error<
616  "qualified module name can only be used to define modules at the top level">;
617def err_mmap_expected_feature : Error<"expected a feature name">;
618def err_mmap_expected_attribute : Error<"expected an attribute name">;
619def warn_mmap_unknown_attribute : Warning<"unknown attribute '%0'">,
620  InGroup<IgnoredAttributes>;
621
622def warn_auto_module_import : Warning<
623  "treating #%select{include|import|include_next|__include_macros}0 as an "
624  "import of module '%1'">, InGroup<AutoImport>, DefaultIgnore;
625def note_implicit_top_level_module_import_here : Note<
626  "submodule of top-level module '%0' implicitly imported here">;
627def warn_uncovered_module_header : Warning<
628  "umbrella header for module '%0' does not include header '%1'">,
629  InGroup<IncompleteUmbrella>;
630def err_expected_id_building_module : Error<
631  "expected a module name in '__building_module' expression">;
632def warn_use_of_private_header_outside_module : Warning<
633  "use of private header from outside its module: '%0'">,
634  InGroup<DiagGroup<"private-header">>, DefaultError;
635def err_undeclared_use_of_module : Error<
636  "module %0 does not depend on a module exporting '%1'">;
637def warn_non_modular_include_in_framework_module : Warning<
638  "include of non-modular header inside framework module '%0'">,
639  InGroup<NonModularIncludeInFrameworkModule>, DefaultIgnore;
640def warn_non_modular_include_in_module : Warning<
641  "include of non-modular header inside module '%0'">,
642  InGroup<NonModularIncludeInModule>, DefaultIgnore;
643def warn_module_conflict : Warning<
644  "module '%0' conflicts with already-imported module '%1': %2">,
645  InGroup<ModuleConflict>;
646
647def warn_header_guard : Warning<
648  "%0 is used as a header guard here, followed by #define of a different macro">,
649  InGroup<DiagGroup<"header-guard">>;
650def note_header_guard : Note<
651  "%0 is defined here; did you mean %1?">;
652
653let CategoryName = "Nullability Issue" in {
654
655def err_pp_assume_nonnull_syntax : Error<"expected 'begin' or 'end'">;
656def err_pp_double_begin_of_assume_nonnull : Error<
657  "already inside '#pragma clang assume_nonnull'">;
658def err_pp_unmatched_end_of_assume_nonnull : Error<
659  "not currently inside '#pragma clang assume_nonnull'">;
660def err_pp_include_in_assume_nonnull : Error<
661  "cannot #include files inside '#pragma clang assume_nonnull'">;
662def err_pp_eof_in_assume_nonnull : Error<
663  "'#pragma clang assume_nonnull' was not ended within this file">;
664
665}
666
667}
668