1//==--- DiagnosticLexKinds.td - liblex diagnostics ------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9//===----------------------------------------------------------------------===//
10// Lexer Diagnostics
11//===----------------------------------------------------------------------===//
12
13let Component = "Lex", CategoryName = "Lexical or Preprocessor Issue" in {
14
15def null_in_char_or_string : Warning<
16  "null character(s) preserved in %select{char|string}0 literal">,
17  InGroup<NullCharacter>;
18def null_in_file : Warning<"null character ignored">, InGroup<NullCharacter>;
19def warn_nested_block_comment : Warning<"'/*' within block comment">,
20  InGroup<Comment>;
21def escaped_newline_block_comment_end : Warning<
22  "escaped newline between */ characters at block comment end">,
23  InGroup<Comment>;
24def backslash_newline_space : Warning<
25  "backslash and newline separated by space">,
26  InGroup<DiagGroup<"backslash-newline-escape">>;
27
28// Digraphs.
29def warn_cxx98_compat_less_colon_colon : Warning<
30  "'<::' is treated as digraph '<:' (aka '[') followed by ':' in C++98">,
31  InGroup<CXX98Compat>, DefaultIgnore;
32
33def warn_cxx17_compat_spaceship : Warning<
34  "'<=>' operator is incompatible with C++ standards before C++20">,
35  InGroup<CXXPre20Compat>, DefaultIgnore;
36def warn_cxx20_compat_spaceship : Warning<
37  "'<=>' is a single token in C++20; "
38  "add a space to avoid a change in behavior">,
39  InGroup<CXX20Compat>;
40
41// Trigraphs.
42def trigraph_ignored : Warning<"trigraph ignored">, InGroup<Trigraphs>;
43def trigraph_ignored_block_comment : Warning<
44  "ignored trigraph would end block comment">, InGroup<Trigraphs>;
45def trigraph_ends_block_comment : Warning<"trigraph ends block comment">,
46    InGroup<Trigraphs>;
47def trigraph_converted : Warning<"trigraph converted to '%0' character">,
48    InGroup<Trigraphs>;
49
50def ext_multi_line_line_comment : Extension<"multi-line // comment">,
51    InGroup<Comment>;
52def ext_line_comment : Extension<
53  "// comments are not allowed in this language">,
54  InGroup<Comment>;
55def ext_no_newline_eof : Extension<"no newline at end of file">,
56  InGroup<NewlineEOF>;
57def warn_no_newline_eof : Warning<"no newline at end of file">,
58  InGroup<NewlineEOF>, DefaultIgnore;
59
60def warn_cxx98_compat_no_newline_eof : Warning<
61  "C++98 requires newline at end of file">,
62  InGroup<CXX98CompatPedantic>, DefaultIgnore;
63
64def ext_dollar_in_identifier : Extension<"'$' in identifier">,
65  InGroup<DiagGroup<"dollar-in-identifier-extension">>;
66def ext_charize_microsoft : Extension<
67  "charizing operator #@ is a Microsoft extension">,
68  InGroup<MicrosoftCharize>;
69def ext_comment_paste_microsoft : Extension<
70  "pasting two '/' tokens into a '//' comment is a Microsoft extension">,
71  InGroup<MicrosoftCommentPaste>;
72def ext_ctrl_z_eof_microsoft : Extension<
73  "treating Ctrl-Z as end-of-file is a Microsoft extension">,
74  InGroup<MicrosoftEndOfFile>;
75
76def ext_token_used : Extension<"extension used">,
77  InGroup<DiagGroup<"language-extension-token">>;
78
79def warn_cxx11_keyword : Warning<"'%0' is a keyword in C++11">,
80  InGroup<CXX11Compat>, DefaultIgnore;
81def warn_cxx20_keyword : Warning<"'%0' is a keyword in C++20">,
82  InGroup<CXX20Compat>, DefaultIgnore;
83def warn_c99_keyword : Warning<"'%0' is a keyword in C99">,
84  InGroup<C99Compat>, DefaultIgnore;
85def warn_c2x_keyword : Warning<"'%0' is a keyword in C2x">,
86  InGroup<C2xCompat>, DefaultIgnore;
87
88def ext_unterminated_char_or_string : ExtWarn<
89  "missing terminating %select{'|'\"'}0 character">, InGroup<InvalidPPToken>;
90def ext_empty_character : ExtWarn<"empty character constant">,
91  InGroup<InvalidPPToken>;
92def err_unterminated_block_comment : Error<"unterminated /* comment">;
93def err_invalid_character_to_charify : Error<
94  "invalid argument to convert to character">;
95def err_unterminated___pragma : Error<"missing terminating ')' character">;
96
97def err_conflict_marker : Error<"version control conflict marker in file">;
98
99def err_raw_delim_too_long : Error<
100  "raw string delimiter longer than 16 characters"
101  "; use PREFIX( )PREFIX to delimit raw string">;
102def err_invalid_char_raw_delim : Error<
103  "invalid character '%0' character in raw string delimiter"
104  "; use PREFIX( )PREFIX to delimit raw string">;
105def err_unterminated_raw_string : Error<
106  "raw string missing terminating delimiter )%0\"">;
107def warn_cxx98_compat_raw_string_literal : Warning<
108  "raw string literals are incompatible with C++98">,
109  InGroup<CXX98Compat>, DefaultIgnore;
110
111def warn_multichar_character_literal : Warning<
112  "multi-character character constant">, InGroup<MultiChar>;
113def warn_four_char_character_literal : Warning<
114  "multi-character character constant">, InGroup<FourByteMultiChar>, DefaultIgnore;
115
116
117// Unicode and UCNs
118def err_invalid_utf8 : Error<
119  "source file is not valid UTF-8">;
120def warn_invalid_utf8_in_comment : Extension<
121  "invalid UTF-8 in comment">, InGroup<DiagGroup<"invalid-utf8">>;
122def err_character_not_allowed : Error<
123  "unexpected character <U+%0>">;
124def err_character_not_allowed_identifier : Error<
125  "character <U+%0> not allowed %select{in|at the start of}1 an identifier">;
126def ext_unicode_whitespace : ExtWarn<
127  "treating Unicode character as whitespace">,
128  InGroup<DiagGroup<"unicode-whitespace">>;
129def warn_utf8_symbol_homoglyph : Warning<
130  "treating Unicode character <U+%0> as an identifier character rather than "
131  "as '%1' symbol">, InGroup<DiagGroup<"unicode-homoglyph">>;
132def warn_utf8_symbol_zero_width : Warning<
133  "identifier contains Unicode character <U+%0> that is invisible in "
134  "some environments">, InGroup<DiagGroup<"unicode-zero-width">>;
135def ext_mathematical_notation : ExtWarn<
136  "mathematical notation character <U+%0> in an identifier is a Clang extension">,
137  InGroup<DiagGroup<"mathematical-notation-identifier-extension">>;
138
139def ext_delimited_escape_sequence : Extension<
140  "%select{delimited|named}0 escape sequences are a "
141  "%select{Clang|C++2b}1 extension">,
142  InGroup<DiagGroup<"delimited-escape-sequence-extension">>;
143
144def warn_cxx2b_delimited_escape_sequence : Warning<
145  "%select{delimited|named}0 escape sequences are "
146  "incompatible with C++ standards before C++2b">,
147  InGroup<CXXPre2bCompat>, DefaultIgnore;
148
149def err_delimited_escape_empty : Error<
150  "delimited escape sequence cannot be empty">;
151def err_delimited_escape_missing_brace: Error<
152  "expected '{' after '\\%0' escape sequence">;
153def err_delimited_escape_invalid : Error<
154  "invalid digit '%0' in escape sequence">;
155def err_hex_escape_no_digits : Error<
156  "\\%0 used with no following hex digits">;
157def err_invalid_ucn_name : Error<
158  "'%0' is not a valid Unicode character name">;
159def note_invalid_ucn_name_loose_matching : Note<
160  "characters names in Unicode escape sequences are sensitive to case and whitespaces">;
161def note_invalid_ucn_name_candidate : Note<
162  "did you mean %0 ('%2' U+%1)?">;
163
164def warn_ucn_escape_no_digits : Warning<
165  "\\%0 used with no following hex digits; "
166  "treating as '\\' followed by identifier">, InGroup<Unicode>;
167def err_ucn_escape_incomplete : Error<
168  "incomplete universal character name">;
169def warn_delimited_ucn_incomplete : Warning<
170  "incomplete delimited universal character name; "
171  "treating as '\\' '%0' '{' identifier">, InGroup<Unicode>;
172def warn_delimited_ucn_empty : Warning<
173  "empty delimited universal character name; "
174  "treating as '\\' '%0' '{' '}'">, InGroup<Unicode>;
175def warn_ucn_escape_incomplete : Warning<
176  "incomplete universal character name; "
177  "treating as '\\' followed by identifier">, InGroup<Unicode>;
178def note_ucn_four_not_eight : Note<"did you mean to use '\\u'?">;
179
180def err_ucn_escape_basic_scs : Error<
181  "character '%0' cannot be specified by a universal character name">;
182def err_ucn_control_character : Error<
183  "universal character name refers to a control character">;
184def err_ucn_escape_invalid : Error<"invalid universal character">;
185def warn_ucn_escape_surrogate : Warning<
186  "universal character name refers to a surrogate character">,
187  InGroup<Unicode>;
188
189def warn_c99_compat_unicode_id : Warning<
190  "%select{using this character in an identifier|starting an identifier with "
191  "this character}0 is incompatible with C99">,
192  InGroup<C99Compat>, DefaultIgnore;
193
194def warn_cxx98_compat_literal_ucn_escape_basic_scs : Warning<
195  "specifying character '%0' with a universal character name "
196  "is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
197def warn_cxx98_compat_literal_ucn_control_character : Warning<
198  "universal character name referring to a control character "
199  "is incompatible with C++98">, InGroup<CXX98Compat>, DefaultIgnore;
200def warn_ucn_not_valid_in_c89 : Warning<
201  "universal character names are only valid in C99 or C++; "
202  "treating as '\\' followed by identifier">, InGroup<Unicode>;
203def warn_ucn_not_valid_in_c89_literal : ExtWarn<
204  "universal character names are only valid in C99 or C++">, InGroup<Unicode>;
205
206
207// Literal
208def ext_nonstandard_escape : Extension<
209  "use of non-standard escape character '\\%0'">;
210def ext_unknown_escape : ExtWarn<"unknown escape sequence '\\%0'">,
211  InGroup<DiagGroup<"unknown-escape-sequence">>;
212def err_invalid_digit : Error<
213  "invalid digit '%0' in %select{decimal|octal|binary}1 constant">;
214def err_invalid_suffix_constant : Error<
215  "invalid suffix '%0' on %select{integer|floating|fixed-point}1 constant">;
216def warn_cxx11_compat_digit_separator : Warning<
217  "digit separators are incompatible with C++ standards before C++14">,
218  InGroup<CXXPre14Compat>, DefaultIgnore;
219def warn_c2x_compat_digit_separator : Warning<
220  "digit separators are incompatible with C standards before C2x">,
221  InGroup<CPre2xCompat>, DefaultIgnore;
222def err_digit_separator_not_between_digits : Error<
223  "digit separator cannot appear at %select{start|end}0 of digit sequence">;
224def warn_char_constant_too_large : Warning<
225  "character constant too long for its type">;
226def err_multichar_character_literal : Error<
227  "%select{wide|Unicode}0 character literals may not contain multiple characters">;
228def err_exponent_has_no_digits : Error<"exponent has no digits">;
229def err_hex_constant_requires : Error<
230  "hexadecimal floating %select{constant|literal}0 requires "
231  "%select{an exponent|a significand}1">;
232def ext_hex_constant_invalid : Extension<
233  "hexadecimal floating constants are a C99 feature">, InGroup<C99>;
234def ext_hex_literal_invalid : Extension<
235  "hexadecimal floating literals are a C++17 feature">, InGroup<CXX17>;
236def warn_cxx17_hex_literal : Warning<
237  "hexadecimal floating literals are incompatible with "
238  "C++ standards before C++17">,
239  InGroup<CXXPre17CompatPedantic>, DefaultIgnore;
240def ext_binary_literal : Extension<
241  "binary integer literals are a GNU extension">, InGroup<GNUBinaryLiteral>;
242def ext_binary_literal_cxx14 : Extension<
243  "binary integer literals are a C++14 extension">, InGroup<CXX14BinaryLiteral>;
244def warn_cxx11_compat_binary_literal : Warning<
245  "binary integer literals are incompatible with C++ standards before C++14">,
246  InGroup<CXXPre14CompatBinaryLiteral>, DefaultIgnore;
247def err_pascal_string_too_long : Error<"Pascal string is too long">;
248def err_escape_too_large : Error<
249  "%select{hex|octal}0 escape sequence out of range">;
250def ext_string_too_long : Extension<"string literal of length %0 exceeds "
251  "maximum length %1 that %select{C90|ISO C99|C++}2 compilers are required to "
252  "support">, InGroup<OverlengthStrings>;
253def err_character_too_large : Error<
254  "character too large for enclosing character literal type">;
255def warn_c99_compat_unicode_literal : Warning<
256  "unicode literals are incompatible with C99">,
257  InGroup<C99Compat>, DefaultIgnore;
258def warn_cxx98_compat_unicode_literal : Warning<
259  "unicode literals are incompatible with C++98">,
260  InGroup<CXX98Compat>, DefaultIgnore;
261def warn_cxx14_compat_u8_character_literal : Warning<
262  "unicode literals are incompatible with C++ standards before C++17">,
263  InGroup<CXXPre17Compat>, DefaultIgnore;
264def warn_cxx11_compat_user_defined_literal : Warning<
265  "identifier after literal will be treated as a user-defined literal suffix "
266  "in C++11">, InGroup<CXX11Compat>, DefaultIgnore;
267def warn_cxx11_compat_reserved_user_defined_literal : Warning<
268  "identifier after literal will be treated as a reserved user-defined literal "
269  "suffix in C++11">,
270  InGroup<CXX11CompatReservedUserDefinedLiteral>, DefaultIgnore;
271def ext_reserved_user_defined_literal : ExtWarn<
272  "invalid suffix on literal; C++11 requires a space between literal and "
273  "identifier">, InGroup<ReservedUserDefinedLiteral>, DefaultError;
274def ext_ms_reserved_user_defined_literal : ExtWarn<
275  "invalid suffix on literal; C++11 requires a space between literal and "
276  "identifier">, InGroup<ReservedUserDefinedLiteral>;
277def err_unsupported_string_concat : Error<
278  "unsupported non-standard concatenation of string literals">;
279def err_string_concat_mixed_suffix : Error<
280  "differing user-defined suffixes ('%0' and '%1') in string literal "
281  "concatenation">;
282def err_pp_invalid_udl : Error<
283  "%select{character|integer}0 literal with user-defined suffix "
284  "cannot be used in preprocessor constant expression">;
285def err_bad_string_encoding : Error<
286  "illegal character encoding in string literal">;
287def warn_bad_string_encoding : ExtWarn<
288  "illegal character encoding in string literal">,
289  InGroup<InvalidSourceEncoding>;
290def err_bad_character_encoding : Error<
291  "illegal character encoding in character literal">;
292def warn_bad_character_encoding : ExtWarn<
293  "illegal character encoding in character literal">,
294  InGroup<InvalidSourceEncoding>;
295def err_lexing_string : Error<"failure when lexing a string literal">;
296def err_lexing_char : Error<"failure when lexing a character literal">;
297def err_lexing_numeric : Error<"failure when lexing a numeric literal">;
298def err_placeholder_in_source : Error<"editor placeholder in source file">;
299
300//===----------------------------------------------------------------------===//
301// Preprocessor Diagnostics
302//===----------------------------------------------------------------------===//
303
304let CategoryName = "User-Defined Issue" in {
305def pp_hash_warning : Warning<"%0">,
306  InGroup<PoundWarning>, ShowInSystemHeader;
307def err_pp_hash_error : Error<"%0">;
308}
309
310def pp_include_next_in_primary : Warning<
311  "#include_next in primary source file; "
312  "will search from start of include path">,
313  InGroup<DiagGroup<"include-next-outside-header">>;
314def pp_include_macros_out_of_predefines : Error<
315  "the #__include_macros directive is only for internal use by -imacros">;
316def pp_include_next_absolute_path : Warning<
317  "#include_next in file found relative to primary source file or found by "
318  "absolute path; will search from start of include path">,
319  InGroup<DiagGroup<"include-next-absolute-path">>;
320def ext_c99_whitespace_required_after_macro_name : ExtWarn<
321  "ISO C99 requires whitespace after the macro name">, InGroup<C99>;
322def ext_missing_whitespace_after_macro_name : ExtWarn<
323  "whitespace required after macro name">;
324def warn_missing_whitespace_after_macro_name : Warning<
325  "whitespace recommended after macro name">;
326
327class NonportablePath  : Warning<
328  "non-portable path to file '%0'; specified path differs in case from file"
329  " name on disk">;
330def pp_nonportable_path : NonportablePath,
331  InGroup<DiagGroup<"nonportable-include-path">>;
332def pp_nonportable_system_path : NonportablePath, DefaultIgnore,
333  InGroup<DiagGroup<"nonportable-system-include-path">>;
334
335def pp_pragma_once_in_main_file : Warning<"#pragma once in main file">,
336  InGroup<DiagGroup<"pragma-once-outside-header">>;
337def pp_pragma_sysheader_in_main_file : Warning<
338  "#pragma system_header ignored in main file">,
339  InGroup<DiagGroup<"pragma-system-header-outside-header">>;
340
341def err_illegal_use_of_flt_eval_macro : Error<
342  "'__FLT_EVAL_METHOD__' cannot be expanded inside a scope containing "
343  "'#pragma clang fp eval_method'">;
344
345def pp_poisoning_existing_macro : Warning<"poisoning existing macro">;
346def pp_out_of_date_dependency : Warning<
347  "current file is older than dependency %0">;
348def ext_pp_undef_builtin_macro : ExtWarn<"undefining builtin macro">,
349  InGroup<BuiltinMacroRedefined>;
350def ext_pp_redef_builtin_macro : ExtWarn<"redefining builtin macro">,
351  InGroup<BuiltinMacroRedefined>;
352def pp_disabled_macro_expansion : Warning<
353  "disabled expansion of recursive macro">, DefaultIgnore,
354  InGroup<DiagGroup<"disabled-macro-expansion">>;
355def pp_macro_not_used : Warning<"macro is not used">, DefaultIgnore,
356  InGroup<DiagGroup<"unused-macros">>;
357def warn_pp_undef_identifier : Warning<
358  "%0 is not defined, evaluates to 0">,
359  InGroup<DiagGroup<"undef">>, DefaultIgnore;
360def warn_pp_undef_prefix : Warning<
361  "%0 is not defined, evaluates to 0">,
362  InGroup<DiagGroup<"undef-prefix">>, DefaultIgnore;
363def warn_pp_ambiguous_macro : Warning<
364  "ambiguous expansion of macro %0">, InGroup<AmbiguousMacro>;
365def note_pp_ambiguous_macro_chosen : Note<
366  "expanding this definition of %0">;
367def note_pp_ambiguous_macro_other : Note<
368  "other definition of %0">;
369def warn_pp_macro_hides_keyword : Extension<
370  "keyword is hidden by macro definition">, InGroup<KeywordAsMacro>;
371def warn_pp_macro_is_reserved_id : Warning<
372  "macro name is a reserved identifier">, DefaultIgnore,
373  InGroup<ReservedIdAsMacro>;
374def warn_pp_objc_macro_redef_ignored : Warning<
375  "ignoring redefinition of Objective-C qualifier macro">,
376  InGroup<DiagGroup<"objc-macro-redefinition">>;
377
378def pp_invalid_string_literal : Warning<
379  "invalid string literal, ignoring final '\\'">;
380def warn_pp_expr_overflow : Warning<
381  "integer overflow in preprocessor expression">;
382def warn_pp_convert_to_positive : Warning<
383  "%select{left|right}0 side of operator converted from negative value to "
384  "unsigned: %1">;
385
386def ext_pp_import_directive : Extension<"#import is a language extension">,
387  InGroup<DiagGroup<"import-preprocessor-directive-pedantic">>;
388def err_pp_import_directive_ms : Error<
389  "#import of type library is an unsupported Microsoft feature">;
390def ext_pp_include_search_ms : ExtWarn<
391  "#include resolved using non-portable Microsoft search rules as: %0">,
392  InGroup<MicrosoftInclude>;
393
394def ext_pp_ident_directive : Extension<"#ident is a language extension">;
395def ext_pp_include_next_directive : Extension<
396  "#include_next is a language extension">, InGroup<GNUIncludeNext>;
397
398def ext_pp_warning_directive : Extension<
399  "#warning is a %select{C2x|C++2b}0 extension">;
400def warn_cxx2b_compat_warning_directive : Warning<
401  "#warning is incompatible with C++ standards before C++2b">,
402  InGroup<CXXPre2bCompat>, DefaultIgnore;
403def warn_c2x_compat_warning_directive : Warning<
404  "#warning is incompatible with C standards before C2x">,
405  InGroup<CPre2xCompat>, DefaultIgnore;
406
407def ext_pp_extra_tokens_at_eol : ExtWarn<
408  "extra tokens at end of #%0 directive">, InGroup<ExtraTokens>;
409
410def ext_pp_comma_expr : Extension<"comma operator in operand of #if">;
411def ext_pp_bad_vaargs_use : Extension<
412  "__VA_ARGS__ can only appear in the expansion of a C99 variadic macro">;
413
414def ext_pp_bad_vaopt_use
415    : ExtWarn<
416          "__VA_OPT__ can only appear in the expansion of a variadic macro">,
417      InGroup<VariadicMacros>;
418
419def err_pp_missing_lparen_in_vaopt_use : Error<
420  "missing '(' following __VA_OPT__">;
421def err_pp_vaopt_nested_use : Error<
422  "__VA_OPT__ cannot be nested within its own replacement tokens">;
423
424def err_vaopt_paste_at_start : Error<
425  "'##' cannot appear at start of __VA_OPT__ argument">;
426
427def err_vaopt_paste_at_end
428    : Error<"'##' cannot appear at end of __VA_OPT__ argument">;
429
430def ext_pp_macro_redef : ExtWarn<"%0 macro redefined">, InGroup<MacroRedefined>;
431def ext_variadic_macro : Extension<"variadic macros are a C99 feature">,
432  InGroup<VariadicMacros>;
433def warn_cxx98_compat_variadic_macro : Warning<
434  "variadic macros are incompatible with C++98">,
435  InGroup<CXX98CompatPedantic>, DefaultIgnore;
436def ext_named_variadic_macro : Extension<
437  "named variadic macros are a GNU extension">, InGroup<VariadicMacros>;
438def err_embedded_directive : Error<
439  "embedding a #%0 directive within macro arguments is not supported">;
440def ext_embedded_directive : Extension<
441  "embedding a directive within macro arguments has undefined behavior">,
442  InGroup<DiagGroup<"embedded-directive">>;
443def ext_missing_varargs_arg : Extension<
444  "must specify at least one argument for '...' parameter of variadic macro">,
445  InGroup<GNUZeroVariadicMacroArguments>;
446def warn_cxx17_compat_missing_varargs_arg : Warning<
447  "passing no argument for the '...' parameter of a variadic macro is "
448  "incompatible with C++ standards before C++20">,
449  InGroup<CXXPre20Compat>, DefaultIgnore;
450def ext_empty_fnmacro_arg : Extension<
451  "empty macro arguments are a C99 feature">, InGroup<C99>;
452def warn_cxx98_compat_empty_fnmacro_arg : Warning<
453  "empty macro arguments are incompatible with C++98">,
454  InGroup<CXX98CompatPedantic>, DefaultIgnore;
455def note_macro_here : Note<"macro %0 defined here">;
456def note_macro_expansion_here : Note<"expansion of macro %0 requested here">;
457
458def ext_pp_opencl_variadic_macros : Extension<
459  "variadic macros are a Clang extension in OpenCL">;
460
461def ext_pp_gnu_line_directive : Extension<
462  "this style of line directive is a GNU extension">,
463  InGroup<GNULineMarker>;
464def err_pp_invalid_directive : Error<
465  "invalid preprocessing directive%select{|, did you mean '#%1'?}0">;
466def warn_pp_invalid_directive : Warning<
467  err_pp_invalid_directive.Summary>, InGroup<DiagGroup<"unknown-directives">>;
468def err_pp_directive_required : Error<
469  "%0 must be used within a preprocessing directive">;
470def err_pp_file_not_found : Error<"'%0' file not found">, DefaultFatal;
471def err_pp_through_header_not_found : Error<
472  "'%0' required for precompiled header not found">, DefaultFatal;
473def err_pp_through_header_not_seen : Error<
474  "#include of '%0' not seen while attempting to "
475  "%select{create|use}1 precompiled header">, DefaultFatal;
476def err_pp_pragma_hdrstop_not_seen : Error<
477  "#pragma hdrstop not seen while attempting to use precompiled header">,
478  DefaultFatal;
479def warn_pp_macro_def_mismatch_with_pch : Warning<
480  "definition of macro %0 does not match definition in precompiled header">,
481  InGroup<ClangClPch>;
482def warn_pp_hdrstop_filename_ignored : Warning<
483  "#pragma hdrstop filename not supported, "
484  "/Fp can be used to specify precompiled header filename">,
485  InGroup<ClangClPch>;
486def remark_pp_search_path_usage : Remark<
487  "search path used: '%0'">,
488  InGroup<UsedSearchPath>;
489def err_pp_file_not_found_angled_include_not_fatal : Error<
490  "'%0' file not found with <angled> %select{include|import}1; "
491  "use \"quotes\" instead">;
492def err_pp_file_not_found_typo_not_fatal
493    : Error<"'%0' file not found, did you mean '%1'?">;
494def note_pp_framework_without_header : Note<
495  "did not find header '%0' in framework '%1' (loaded from '%2')">;
496def err_pp_error_opening_file : Error<
497  "error opening file '%0': %1">, DefaultFatal;
498def err_pp_including_mainfile_in_preamble : Error<
499  "main file cannot be included recursively when building a preamble">;
500def err_pp_empty_filename : Error<"empty filename">;
501def err_pp_include_too_deep : Error<"#include nested too deeply">;
502def err_pp_expects_filename : Error<"expected \"FILENAME\" or <FILENAME>">;
503def err_pp_macro_not_identifier : Error<"macro name must be an identifier">;
504def err_pp_missing_macro_name : Error<"macro name missing">;
505def err_pp_missing_rparen_in_macro_def : Error<
506  "missing ')' in macro parameter list">;
507def err_pp_invalid_tok_in_arg_list : Error<
508  "invalid token in macro parameter list">;
509def err_pp_expected_ident_in_arg_list : Error<
510  "expected identifier in macro parameter list">;
511def err_pp_expected_comma_in_arg_list : Error<
512  "expected comma in macro parameter list">;
513def err_pp_duplicate_name_in_arg_list : Error<
514  "duplicate macro parameter name %0">;
515def err_pp_stringize_not_parameter : Error<
516  "'%select{#|#@}0' is not followed by a macro parameter">;
517def err_pp_malformed_ident : Error<"invalid #ident directive">;
518def err_pp_unterminated_conditional : Error<
519  "unterminated conditional directive">;
520def pp_err_else_after_else : Error<"#else after #else">;
521def pp_err_elif_after_else : Error<
522  "%select{#elif|#elifdef|#elifndef}0 after #else">;
523def pp_err_else_without_if : Error<"#else without #if">;
524def pp_err_elif_without_if : Error<
525  "%select{#elif|#elifdef|#elifndef}0 without #if">;
526def err_pp_endif_without_if : Error<"#endif without #if">;
527def err_pp_expected_value_in_expr : Error<"expected value in expression">;
528def err_pp_expected_rparen : Error<"expected ')' in preprocessor expression">;
529def err_pp_expected_eol : Error<
530  "expected end of line in preprocessor expression">;
531def err_pp_expected_after : Error<"missing %1 after %0">;
532def err_pp_nested_paren : Error<"nested parentheses not permitted in %0">;
533def err_pp_colon_without_question : Error<"':' without preceding '?'">;
534def err_pp_division_by_zero : Error<
535  "division by zero in preprocessor expression">;
536def err_pp_remainder_by_zero : Error<
537  "remainder by zero in preprocessor expression">;
538def err_pp_expr_bad_token_binop : Error<
539  "token is not a valid binary operator in a preprocessor subexpression">;
540def err_pp_expr_bad_token_lparen : Error<
541  "function-like macro %0 is not defined">;
542def err_pp_expr_bad_token_start_expr : Error<
543  "invalid token at start of a preprocessor expression">;
544def err_pp_invalid_poison : Error<"can only poison identifier tokens">;
545def err_pp_used_poisoned_id : Error<"attempt to use a poisoned identifier">;
546
547def err_feature_check_malformed : Error<
548  "builtin feature check macro requires a parenthesized identifier">;
549
550def warn_has_warning_invalid_option :
551   ExtWarn<"__has_warning expected option name (e.g. \"-Wundef\")">,
552   InGroup<MalformedWarningCheck>;
553
554def err_pp_identifier_arg_not_identifier : Error<
555  "cannot convert %0 token to an identifier">;
556
557def warn_pragma_include_alias_mismatch_angle :
558   ExtWarn<"angle-bracketed include <%0> cannot be aliased to double-quoted "
559   "include \"%1\"">, InGroup<UnknownPragmas>;
560def warn_pragma_include_alias_mismatch_quote :
561   ExtWarn<"double-quoted include \"%0\" cannot be aliased to angle-bracketed "
562   "include <%1>">, InGroup<UnknownPragmas>;
563def warn_pragma_include_alias_expected :
564   ExtWarn<"pragma include_alias expected '%0'">,
565   InGroup<UnknownPragmas>;
566def warn_pragma_include_alias_expected_filename :
567   ExtWarn<"pragma include_alias expected include filename">,
568   InGroup<UnknownPragmas>;
569
570// - #pragma warning(...)
571def warn_pragma_warning_expected :
572  ExtWarn<"#pragma warning expected '%0'">,
573  InGroup<UnknownPragmas>;
574def warn_pragma_warning_spec_invalid :
575  ExtWarn<"#pragma warning expected 'push', 'pop', 'default', 'disable',"
576          " 'error', 'once', 'suppress', 1, 2, 3, or 4">,
577  InGroup<UnknownPragmas>;
578def warn_pragma_warning_push_level :
579  ExtWarn<"#pragma warning(push, level) requires a level between 0 and 4">,
580  InGroup<UnknownPragmas>;
581def warn_pragma_warning_expected_number :
582  ExtWarn<"#pragma warning expected a warning number">,
583  InGroup<UnknownPragmas>;
584
585// - #pragma deprecated(...)
586def warn_pragma_deprecated_macro_use :
587  ExtWarn<"macro %0 has been marked as deprecated%select{|: %2}1">,
588  InGroup<DeprecatedPragma>;
589
590// - #pragma clang restrict_expansion(...)
591def warn_pragma_restrict_expansion_macro_use :
592  ExtWarn<"macro %0 has been marked as unsafe for use in headers"
593          "%select{|: %2}1">,
594  InGroup<RestrictExpansionMacro>;
595
596// - Note for macro annotations.
597def note_pp_macro_annotation :
598  Note<"macro marked '%select{deprecated|restrict_expansion|final}0' here">;
599
600// - #pragma clang final(...)
601def warn_pragma_final_macro :
602  ExtWarn<"macro %0 has been marked as final and should not be "
603          "%select{undefined|redefined}1">,
604  InGroup<FinalMacro>,  ShowInSystemHeader;
605
606// - #pragma execution_character_set(...)
607def warn_pragma_exec_charset_expected :
608  ExtWarn<"#pragma execution_character_set expected '%0'">,
609  InGroup<UnknownPragmas>;
610def warn_pragma_exec_charset_spec_invalid :
611  ExtWarn<"#pragma execution_character_set expected 'push' or 'pop'">,
612  InGroup<UnknownPragmas>;
613def warn_pragma_exec_charset_push_invalid :
614   ExtWarn<"#pragma execution_character_set invalid value '%0', only 'UTF-8' is supported">,
615   InGroup<UnknownPragmas>;
616
617def err__Pragma_malformed : Error<
618  "_Pragma takes a parenthesized string literal">;
619def err_pragma_message_malformed : Error<
620  "pragma %select{message|warning|error}0 requires parenthesized string">;
621def err_pragma_push_pop_macro_malformed : Error<
622   "pragma %0 requires a parenthesized string">;
623def warn_pragma_pop_macro_no_push : Warning<
624   "pragma pop_macro could not pop '%0', no matching push_macro">,
625  InGroup<IgnoredPragmas>;
626def warn_pragma_message : Warning<"%0">,
627   InGroup<PoundPragmaMessage>, DefaultWarnNoWerror;
628def err_pragma_message : Error<"%0">;
629def warn_pragma_ignored : Warning<"unknown pragma ignored">,
630   InGroup<UnknownPragmas>, DefaultIgnore;
631def ext_on_off_switch_syntax :
632   ExtWarn<"expected 'ON' or 'OFF' or 'DEFAULT' in pragma">,
633   InGroup<UnknownPragmas>;
634def ext_pragma_syntax_eod :
635   ExtWarn<"expected end of directive in pragma">,
636   InGroup<UnknownPragmas>;
637def warn_pragma_diagnostic_invalid :
638   ExtWarn<"pragma diagnostic expected 'error', 'warning', 'ignored', 'fatal',"
639            " 'push', or 'pop'">,
640   InGroup<UnknownPragmas>;
641def warn_pragma_diagnostic_cannot_pop :
642   ExtWarn<"pragma diagnostic pop could not pop, no matching push">,
643   InGroup<UnknownPragmas>;
644def warn_pragma_diagnostic_invalid_option :
645   ExtWarn<"pragma diagnostic expected option name (e.g. \"-Wundef\")">,
646   InGroup<UnknownPragmas>;
647def warn_pragma_diagnostic_invalid_token :
648   ExtWarn<"unexpected token in pragma diagnostic">,
649   InGroup<UnknownPragmas>;
650def warn_pragma_diagnostic_unknown_warning :
651   ExtWarn<"unknown warning group '%0', ignored">,
652   InGroup<UnknownWarningOption>;
653// - #pragma __debug
654def warn_pragma_debug_missing_command : Warning<
655  "missing debug command">, InGroup<IgnoredPragmas>;
656def warn_pragma_debug_unexpected_command : Warning<
657  "unexpected debug command '%0'">, InGroup<IgnoredPragmas>;
658def warn_pragma_debug_missing_argument : Warning<
659  "missing argument to debug command '%0'">, InGroup<IgnoredPragmas>;
660def warn_pragma_debug_unexpected_argument : Warning<
661  "unexpected argument to debug command">, InGroup<IgnoredPragmas>;
662def warn_pragma_debug_unknown_module : Warning<
663  "unknown module '%0'">, InGroup<IgnoredPragmas>;
664// #pragma module
665def err_pp_expected_module_name : Error<
666  "expected %select{identifier after '.' in |}0module name">;
667def err_pp_module_begin_wrong_module : Error<
668  "must specify '-fmodule-name=%0' to enter %select{|submodule of }1"
669  "this module%select{ (current module is %3)|}2">;
670def err_pp_module_begin_no_module_map : Error<
671  "no module map available for module %0">;
672def err_pp_module_begin_no_submodule : Error<
673  "submodule %0.%1 not declared in module map">;
674def err_pp_module_begin_without_module_end : Error<
675  "no matching '#pragma clang module end' for this "
676  "'#pragma clang module begin'">;
677def err_pp_module_end_without_module_begin : Error<
678  "no matching '#pragma clang module begin' for this "
679  "'#pragma clang module end'">;
680def note_pp_module_begin_here : Note<
681  "entering module '%0' due to this pragma">;
682def err_pp_module_build_missing_end : Error<
683  "no matching '#pragma clang module endbuild' for this '#pragma clang module build'">;
684
685def err_defined_macro_name : Error<"'defined' cannot be used as a macro name">;
686def err_paste_at_start : Error<
687  "'##' cannot appear at start of macro expansion">;
688def err_paste_at_end : Error<"'##' cannot appear at end of macro expansion">;
689def ext_paste_comma : Extension<
690  "token pasting of ',' and __VA_ARGS__ is a GNU extension">, InGroup<GNUZeroVariadicMacroArguments>;
691def err_unterm_macro_invoc : Error<
692  "unterminated function-like macro invocation">;
693def err_too_many_args_in_macro_invoc : Error<
694  "too many arguments provided to function-like macro invocation">;
695def note_suggest_parens_for_macro : Note<
696  "parentheses are required around macro argument containing braced "
697  "initializer list">;
698def note_init_list_at_beginning_of_macro_argument : Note<
699  "cannot use initializer list at the beginning of a macro argument">;
700def err_too_few_args_in_macro_invoc : Error<
701  "too few arguments provided to function-like macro invocation">;
702def err_pp_bad_paste : Error<
703  "pasting formed '%0', an invalid preprocessing token">;
704def ext_pp_bad_paste_ms : ExtWarn<
705  "pasting formed '%0', an invalid preprocessing token">, DefaultError,
706  InGroup<DiagGroup<"invalid-token-paste">>;
707def err_pp_operator_used_as_macro_name : Error<
708  "C++ operator %0 (aka %1) used as a macro name">;
709def ext_pp_operator_used_as_macro_name : Extension<
710  err_pp_operator_used_as_macro_name.Summary>, InGroup<MicrosoftCppMacro>;
711def err_pp_illegal_floating_literal : Error<
712  "floating point literal in preprocessor expression">;
713def err_pp_line_requires_integer : Error<
714  "#line directive requires a positive integer argument">;
715def ext_pp_line_zero : Extension<
716  "#line directive with zero argument is a GNU extension">,
717  InGroup<GNUZeroLineDirective>;
718def err_pp_line_invalid_filename : Error<
719  "invalid filename for #line directive">;
720def warn_pp_line_decimal : Warning<
721  "%select{#line|GNU line marker}0 directive interprets number as decimal, not octal">;
722def err_pp_line_digit_sequence : Error<
723  "%select{#line|GNU line marker}0 directive requires a simple digit sequence">;
724def err_pp_linemarker_requires_integer : Error<
725  "line marker directive requires a positive integer argument">;
726def err_pp_linemarker_invalid_filename : Error<
727  "invalid filename for line marker directive">;
728def err_pp_linemarker_invalid_flag : Error<
729  "invalid flag line marker directive">;
730def err_pp_linemarker_invalid_pop : Error<
731  "invalid line marker flag '2': cannot pop empty include stack">;
732def ext_pp_line_too_big : Extension<
733  "C requires #line number to be less than %0, allowed as extension">;
734def warn_cxx98_compat_pp_line_too_big : Warning<
735  "#line number greater than 32767 is incompatible with C++98">,
736  InGroup<CXX98CompatPedantic>, DefaultIgnore;
737
738def warn_c2x_compat_pp_directive : Warning<
739  "use of a '#%select{<BUG IF SEEN>|elifdef|elifndef}0' directive "
740  "is incompatible with C standards before C2x">,
741  InGroup<CPre2xCompat>, DefaultIgnore;
742def ext_c2x_pp_directive : ExtWarn<
743  "use of a '#%select{<BUG IF SEEN>|elifdef|elifndef}0' directive "
744  "is a C2x extension">,
745  InGroup<C2x>;
746def warn_cxx2b_compat_pp_directive : Warning<
747  "use of a '#%select{<BUG IF SEEN>|elifdef|elifndef}0' directive "
748  "is incompatible with C++ standards before C++2b">,
749  InGroup<CXXPre2bCompat>, DefaultIgnore;
750def ext_cxx2b_pp_directive : ExtWarn<
751  "use of a '#%select{<BUG IF SEEN>|elifdef|elifndef}0' directive "
752  "is a C++2b extension">,
753  InGroup<CXX2b>;
754
755def err_pp_visibility_non_macro : Error<"no macro named %0">;
756
757def err_pp_arc_cf_code_audited_syntax : Error<"expected 'begin' or 'end'">;
758def err_pp_double_begin_of_arc_cf_code_audited : Error<
759  "already inside '#pragma clang arc_cf_code_audited'">;
760def err_pp_unmatched_end_of_arc_cf_code_audited : Error<
761  "not currently inside '#pragma clang arc_cf_code_audited'">;
762def err_pp_include_in_arc_cf_code_audited : Error<
763  "cannot %select{#include files|import headers}0 "
764  "inside '#pragma clang arc_cf_code_audited'">;
765def err_pp_eof_in_arc_cf_code_audited : Error<
766  "'#pragma clang arc_cf_code_audited' was not ended within this file">;
767
768def warn_pp_date_time : Warning<
769  "expansion of date or time macro is not reproducible">,
770  ShowInSystemHeader, DefaultIgnore, InGroup<DiagGroup<"date-time">>;
771
772// Module map parsing
773def err_mmap_unknown_token : Error<"skipping stray token">;
774def err_mmap_expected_module : Error<"expected module declaration">;
775def err_mmap_expected_module_name : Error<"expected module name">;
776def err_mmap_expected_lbrace : Error<"expected '{' to start module '%0'">;
777def err_mmap_expected_rbrace : Error<"expected '}'">;
778def note_mmap_lbrace_match : Note<"to match this '{'">;
779def err_mmap_expected_rsquare : Error<"expected ']' to close attribute">;
780def note_mmap_lsquare_match : Note<"to match this ']'">;
781def err_mmap_expected_member : Error<
782  "expected umbrella, header, submodule, or module export">;
783def err_mmap_expected_header : Error<"expected a header name after '%0'">;
784def err_mmap_expected_mmap_file : Error<"expected a module map file name">;
785def err_mmap_module_redefinition : Error<
786  "redefinition of module '%0'">;
787def note_mmap_prev_definition : Note<"previously defined here">;
788def err_mmap_umbrella_clash : Error<
789  "umbrella for module '%0' already covers this directory">;
790def err_mmap_module_id : Error<
791  "expected a module name or '*'">;
792def err_mmap_expected_library_name : Error<
793  "expected %select{library|framework}0 name as a string">;
794def err_mmap_config_macro_submodule : Error<
795  "configuration macros are only allowed in top-level modules">;
796def err_mmap_use_decl_submodule : Error<
797  "use declarations are only allowed in top-level modules">;
798def err_mmap_expected_config_macro : Error<
799  "expected configuration macro name after ','">;
800def err_mmap_expected_conflicts_comma : Error<
801  "expected ',' after conflicting module name">;
802def err_mmap_expected_conflicts_message : Error<
803  "expected a message describing the conflict with '%0'">;
804def err_mmap_missing_module_unqualified : Error<
805  "no module named '%0' visible from '%1'">;
806def err_mmap_missing_module_qualified : Error<
807  "no module named '%0' in '%1'">;
808def err_mmap_missing_parent_module: Error<
809  "no module named '%0' %select{found|in '%2'}1, "
810  "parent module must be defined before the submodule">;
811def err_mmap_top_level_inferred_submodule : Error<
812  "only submodules and framework modules may be inferred with wildcard syntax">;
813def err_mmap_inferred_no_umbrella : Error<
814  "inferred submodules require a module with an umbrella">;
815def err_mmap_inferred_framework_submodule : Error<
816  "inferred submodule cannot be a framework submodule">;
817def err_mmap_explicit_inferred_framework : Error<
818  "inferred framework modules cannot be 'explicit'">;
819def err_mmap_missing_exclude_name : Error<
820  "expected excluded module name">;
821def err_mmap_inferred_redef : Error<
822  "redefinition of inferred submodule">;
823def err_mmap_expected_lbrace_wildcard : Error<
824  "expected '{' to start inferred submodule">;
825def err_mmap_expected_inferred_member : Error<
826  "expected %select{module exclusion with 'exclude'|'export *'}0">;
827def err_mmap_expected_export_wildcard : Error<
828  "only '*' can be exported from an inferred submodule">;
829def err_mmap_explicit_top_level : Error<
830  "'explicit' is not permitted on top-level modules">;
831def err_mmap_nested_submodule_id : Error<
832  "qualified module name can only be used to define modules at the top level">;
833def err_mmap_expected_feature : Error<"expected a feature name">;
834def err_mmap_expected_attribute : Error<"expected an attribute name">;
835def warn_mmap_unknown_attribute : Warning<"unknown attribute '%0'">,
836  InGroup<IgnoredAttributes>;
837def warn_mmap_mismatched_private_submodule : Warning<
838  "private submodule '%0' in private module map, expected top-level module">,
839  InGroup<PrivateModule>;
840def warn_mmap_mismatched_private_module_name : Warning<
841  "expected canonical name for private module '%0'">,
842  InGroup<PrivateModule>;
843def note_mmap_rename_top_level_private_module : Note<
844  "rename '%0' to ensure it can be found by name">;
845def warn_mmap_incomplete_framework_module_declaration : Warning<
846  "skipping '%0' because module declaration of '%1' lacks the 'framework' qualifier">,
847  InGroup<IncompleteFrameworkModuleDeclaration>;
848def note_mmap_add_framework_keyword : Note<
849  "use 'framework module' to declare module '%0'">;
850
851def err_mmap_duplicate_header_attribute : Error<
852  "header attribute '%0' specified multiple times">;
853def err_mmap_invalid_header_attribute_value : Error<
854  "expected integer literal as value for header attribute '%0'">;
855def err_mmap_expected_header_attribute : Error<
856  "expected a header attribute name ('size' or 'mtime')">;
857def err_mmap_conflicting_export_as : Error<
858  "conflicting re-export of module '%0' as '%1' or '%2'">;
859def warn_mmap_redundant_export_as : Warning<
860  "module '%0' already re-exported as '%1'">,
861  InGroup<PrivateModule>;
862def err_mmap_submodule_export_as : Error<
863  "only top-level modules can be re-exported as public">;
864
865def warn_quoted_include_in_framework_header : Warning<
866  "double-quoted include \"%0\" in framework header, "
867  "expected angle-bracketed instead"
868  >, InGroup<FrameworkHdrQuotedInclude>, DefaultIgnore;
869def warn_framework_include_private_from_public : Warning<
870  "public framework header includes private framework header '%0'"
871  >, InGroup<FrameworkIncludePrivateFromPublic>;
872
873def remark_pp_include_directive_modular_translation : Remark<
874  "treating #%select{include|import|include_next|__include_macros}0 as an "
875  "import of module '%1'">, InGroup<ModuleIncludeDirectiveTranslation>;
876def note_implicit_top_level_module_import_here : Note<
877  "submodule of top-level module '%0' implicitly imported here">;
878def warn_uncovered_module_header : Warning<
879  "umbrella header for module '%0' does not include header '%1'">,
880  InGroup<IncompleteUmbrella>;
881def warn_mmap_umbrella_dir_not_found : Warning<
882  "umbrella directory '%0' not found">,
883  InGroup<IncompleteUmbrella>;
884def err_expected_id_building_module : Error<
885  "expected a module name in '__building_module' expression">;
886def warn_use_of_private_header_outside_module : Warning<
887  "use of private header from outside its module: '%0'">,
888  InGroup<DiagGroup<"private-header">>, DefaultError;
889def err_undeclared_use_of_module : Error<
890  "module %0 does not depend on a module exporting '%1'">;
891def warn_non_modular_include_in_framework_module : Warning<
892  "include of non-modular header inside framework module '%0': '%1'">,
893  InGroup<NonModularIncludeInFrameworkModule>, DefaultIgnore;
894def warn_non_modular_include_in_module : Warning<
895  "include of non-modular header inside module '%0': '%1'">,
896  InGroup<NonModularIncludeInModule>, DefaultIgnore;
897def warn_module_conflict : Warning<
898  "module '%0' conflicts with already-imported module '%1': %2">,
899  InGroup<ModuleConflict>;
900
901// C++20 modules
902def err_header_import_semi_in_macro : Error<
903  "semicolon terminating header import declaration cannot be produced "
904  "by a macro">;
905def err_header_import_not_header_unit : Error<
906  "header file %0 (aka '%1') cannot be imported because "
907  "it is not known to be a header unit">;
908
909def warn_header_guard : Warning<
910  "%0 is used as a header guard here, followed by #define of a different macro">,
911  InGroup<DiagGroup<"header-guard">>;
912def note_header_guard : Note<
913  "%0 is defined here; did you mean %1?">;
914
915def warn_defined_in_object_type_macro : Warning<
916  "macro expansion producing 'defined' has undefined behavior">,
917  InGroup<ExpansionToDefined>;
918def warn_defined_in_function_type_macro : Extension<
919  "macro expansion producing 'defined' has undefined behavior">,
920  InGroup<ExpansionToDefined>;
921
922let CategoryName = "Nullability Issue" in {
923
924def err_pp_assume_nonnull_syntax : Error<"expected 'begin' or 'end'">;
925def err_pp_double_begin_of_assume_nonnull : Error<
926  "already inside '#pragma clang assume_nonnull'">;
927def err_pp_unmatched_end_of_assume_nonnull : Error<
928  "not currently inside '#pragma clang assume_nonnull'">;
929def err_pp_include_in_assume_nonnull : Error<
930  "cannot %select{#include files|import headers}0 "
931  "inside '#pragma clang assume_nonnull'">;
932def err_pp_eof_in_assume_nonnull : Error<
933  "'#pragma clang assume_nonnull' was not ended within this file">;
934
935}
936
937let CategoryName = "Dependency Directive Source Scanner Issue" in {
938
939def err_dep_source_scanner_missing_semi_after_at_import : Error<
940  "could not find ';' after @import">;
941def err_dep_source_scanner_unexpected_tokens_at_import : Error<
942  "unexpected extra tokens at end of @import declaration">;
943
944}
945
946}
947