// #pragma 'align' '=' {'native','natural','mac68k','power','reset'} // #pragma 'options 'align' '=' {'native','natural','mac68k','power','reset'} static void ParseAlignPragma(Sema &Actions, Preprocessor &PP, Token &FirstTok, bool IsOptions) { Token Tok; if (IsOptions) { PP.Lex(Tok); if (Tok.isNot(tok::identifier) || !Tok.getIdentifierInfo()->isStr("align")) { PP.Diag(Tok.getLocation(), diag::warn_pragma_options_expected_align); return; } } PP.Lex(Tok); if (Tok.isNot(tok::equal)) { PP.Diag(Tok.getLocation(), diag::warn_pragma_align_expected_equal) << IsOptions; return; } PP.Lex(Tok); if (Tok.isNot(tok::identifier)) { PP.Diag(Tok.getLocation(), diag::warn_pragma_expected_identifier) << (IsOptions ? "options" : "align"); return; } Sema::PragmaOptionsAlignKind Kind = Sema::POAK_Natural; const IdentifierInfo *II = Tok.getIdentifierInfo(); if (II->isStr("native")) Kind = Sema::POAK_Native; else if (II->isStr("natural")) Kind = Sema::POAK_Natural; else if (II->isStr("packed")) Kind = Sema::POAK_Packed; else if (II->isStr("power")) Kind = Sema::POAK_Power; else if (II->isStr("mac68k")) Kind = Sema::POAK_Mac68k; else if (II->isStr("reset")) Kind = Sema::POAK_Reset; else { PP.Diag(Tok.getLocation(), diag::warn_pragma_align_invalid_option) << IsOptions; return; } SourceLocation KindLoc = Tok.getLocation(); PP.Lex(Tok); if (Tok.isNot(tok::eod)) { PP.Diag(Tok.getLocation(), diag::warn_pragma_extra_tokens_at_eol) << (IsOptions ? "options" : "align"); return; } Actions.ActOnPragmaOptionsAlign(Kind, FirstTok.getLocation(), KindLoc); }