107            diag::ext_nonstandard_escape) << "e";  in ProcessCharEscape()
113            diag::ext_nonstandard_escape) << "E";  in ProcessCharEscape()
136              diag::err_hex_escape_no_digits) << "x";  in ProcessCharEscape()
162            diag::err_hex_escape_too_large);  in ProcessCharEscape()
185              diag::err_octal_escape_too_large);  in ProcessCharEscape()
196            diag::ext_nonstandard_escape)  in ProcessCharEscape()
205            diag::ext_unknown_escape)  in ProcessCharEscape()
209            diag::ext_unknown_escape)  in ProcessCharEscape()
275            diag::err_hex_escape_no_digits) << StringRef(&ThisTokBuf[-1], 1);  in ProcessUCNEscape()
290            diag::err_ucn_escape_incomplete);  in ProcessUCNEscape()
299            diag::err_ucn_escape_invalid);  in ProcessUCNEscape()
312              IsError ? diag::err_ucn_escape_basic_scs :  in ProcessUCNEscape()
313                        diag::warn_cxx98_compat_literal_ucn_escape_basic_scs)  in ProcessUCNEscape()
317              IsError ? diag::err_ucn_control_character :  in ProcessUCNEscape()
318                        diag::warn_cxx98_compat_literal_ucn_control_character);  in ProcessUCNEscape()
326          diag::warn_ucn_not_valid_in_c89_literal);  in ProcessUCNEscape()
541               diag::err_invalid_decimal_digit) << StringRef(s, 1);  in NumericLiteralParser()
563                 diag::err_exponent_has_no_digits);  in NumericLiteralParser()
686             isFPConstant ? diag::err_invalid_suffix_float_constant :  in NumericLiteralParser()
687                            diag::err_invalid_suffix_integer_constant)  in NumericLiteralParser()
696             diag::ext_imaginary_constant);  in NumericLiteralParser()
737             diag::err_digit_separator_not_between_digits)  in checkSeparator()
773         diag::err_hexconstant_requires_digits);  in ParseNumberStartingWithZero()
789                 diag::err_exponent_has_no_digits);  in ParseNumberStartingWithZero()
797         PP.Diag(TokLoc, diag::ext_hexconstant_invalid);  in ParseNumberStartingWithZero()
800               diag::err_hexconstant_requires_exponent);  in ParseNumberStartingWithZero()
811               ? diag::warn_cxx11_compat_binary_literal  in ParseNumberStartingWithZero()
813                 ? diag::ext_binary_literal_cxx14  in ParseNumberStartingWithZero()
814                 : diag::ext_binary_literal);  in ParseNumberStartingWithZero()
824               diag::err_invalid_binary_digit) << StringRef(s, 1);  in ParseNumberStartingWithZero()
854             diag::err_invalid_octal_digit) << StringRef(s, 1);  in ParseNumberStartingWithZero()
879               diag::err_exponent_has_no_digits);  in ParseNumberStartingWithZero()
1105         unsigned Msg = diag::err_bad_character_encoding;  in CharLiteralParser()
1107           Msg = diag::warn_bad_character_encoding;  in CharLiteralParser()
1121             PP.Diag(Loc, diag::err_character_too_large);  in CharLiteralParser()
1137         PP.Diag(Loc, diag::err_character_too_large);  in CharLiteralParser()
1155       PP.Diag(Loc, diag::warn_extraneous_char_constant);  in CharLiteralParser()
1157       PP.Diag(Loc, diag::ext_four_char_character_literal);  in CharLiteralParser()
1159       PP.Diag(Loc, diag::ext_multichar_character_literal);  in CharLiteralParser()
1161       PP.Diag(Loc, diag::err_multichar_utf_character_literal);  in CharLiteralParser()
1186     PP.Diag(Loc, diag::warn_char_constant_too_large);  in CharLiteralParser()
1306                         diag::err_unsupported_string_concat);  in init()
1387             Diags->Report(TokLoc, diag::err_string_concat_mixed_suffix)  in init()
1516                       diag::err_pascal_string_too_long)  in init()
1528                     diag::ext_string_too_long)  in init()
1571            NoErrorOnBadEncoding ? diag::warn_bad_string_encoding  in CopyStringFragment()
1572                                 : diag::err_bad_string_encoding);  in CopyStringFragment()
1596     Diags->Report(Loc, diag::err_lexing_string);  in DiagnoseLexingError()