35 #include "llvm/ADT/ArrayRef.h"
36 #include "llvm/ADT/DenseMap.h"
37 #include "llvm/ADT/DenseSet.h"
38 #include "llvm/ADT/FoldingSet.h"
39 #include "llvm/ADT/None.h"
40 #include "llvm/ADT/Optional.h"
41 #include "llvm/ADT/STLExtras.h"
42 #include "llvm/ADT/SmallString.h"
43 #include "llvm/ADT/SmallVector.h"
44 #include "llvm/ADT/StringRef.h"
45 #include "llvm/ADT/StringSwitch.h"
46 #include "llvm/Support/Casting.h"
47 #include "llvm/Support/ErrorHandling.h"
48 #include "llvm/Support/Format.h"
49 #include "llvm/Support/Path.h"
50 #include "llvm/Support/raw_ostream.h"
60 using namespace clang;
66 auto Pos = CurSubmoduleState->Macros.find(II);
67 return Pos == CurSubmoduleState->Macros.end() ? nullptr
68 : Pos->second.getLatest();
72 assert(MD &&
"MacroDirective should be non-zero!");
73 assert(!MD->
getPrevious() &&
"Already attached to a MacroDirective history.");
75 MacroState &StoredMD = CurSubmoduleState->Macros[II];
76 auto *OldMD = StoredMD.getLatest();
78 StoredMD.setLatest(MD);
79 StoredMD.overrideActiveModuleMacros(*
this, II);
81 if (needModuleMacros()) {
85 PendingModuleMacroNames.push_back(II);
90 if (!MD->
isDefined() && LeafModuleMacros.find(II) == LeafModuleMacros.end())
109 MacroState &StoredMD = CurSubmoduleState->Macros[II];
111 if (
auto *OldMD = StoredMD.getLatest()) {
117 assert(OldMD->getMacroInfo()->isBuiltinMacro() &&
118 "only built-ins should have an entry here");
119 assert(!OldMD->getPrevious() &&
"builtin should only have a single entry");
121 StoredMD.setLatest(MD);
128 if (!MD->
isDefined() && LeafModuleMacros.find(II) == LeafModuleMacros.end())
136 llvm::FoldingSetNodeID
ID;
140 if (
auto *MM = ModuleMacros.FindNodeOrInsertPos(
ID, InsertPos)) {
146 ModuleMacros.InsertNode(MM, InsertPos);
150 for (
auto *O : Overrides) {
151 HidAny |= (O->NumOverriddenBy == 0);
152 ++O->NumOverriddenBy;
156 auto &LeafMacros = LeafModuleMacros[II];
158 llvm::erase_if(LeafMacros,
159 [](
ModuleMacro *MM) {
return MM->NumOverriddenBy != 0; });
163 LeafMacros.push_back(MM);
173 llvm::FoldingSetNodeID
ID;
177 return ModuleMacros.FindNodeOrInsertPos(
ID, InsertPos);
180 void Preprocessor::updateModuleMacroInfo(
const IdentifierInfo *II,
181 ModuleMacroInfo &Info) {
182 assert(Info.ActiveModuleMacrosGeneration !=
183 CurSubmoduleState->VisibleModules.getGeneration() &&
184 "don't need to update this macro name info");
185 Info.ActiveModuleMacrosGeneration =
186 CurSubmoduleState->VisibleModules.getGeneration();
188 auto Leaf = LeafModuleMacros.find(II);
189 if (Leaf == LeafModuleMacros.end()) {
194 Info.ActiveModuleMacros.clear();
197 llvm::DenseMap<ModuleMacro *, int> NumHiddenOverrides;
198 for (
auto *O : Info.OverriddenMacros)
199 NumHiddenOverrides[O] = -1;
203 for (
auto *LeafMM : Leaf->second) {
204 assert(LeafMM->getNumOverridingMacros() == 0 &&
"leaf macro overridden");
205 if (NumHiddenOverrides.lookup(LeafMM) == 0)
206 Worklist.push_back(LeafMM);
208 while (!Worklist.empty()) {
209 auto *MM = Worklist.pop_back_val();
210 if (CurSubmoduleState->VisibleModules.isVisible(MM->getOwningModule())) {
213 if (MM->getMacroInfo())
214 Info.ActiveModuleMacros.push_back(MM);
216 for (
auto *O : MM->overrides())
217 if ((
unsigned)++NumHiddenOverrides[O] == O->getNumOverridingMacros())
218 Worklist.push_back(O);
222 std::reverse(Info.ActiveModuleMacros.begin(), Info.ActiveModuleMacros.end());
226 bool IsSystemMacro =
true;
227 bool IsAmbiguous =
false;
228 if (
auto *MD = Info.MD) {
229 while (MD && isa<VisibilityMacroDirective>(MD))
230 MD = MD->getPrevious();
231 if (
auto *DMD = dyn_cast_or_null<DefMacroDirective>(MD)) {
236 for (
auto *Active : Info.ActiveModuleMacros) {
237 auto *NewMI = Active->getMacroInfo();
248 if (MI && NewMI != MI &&
251 IsSystemMacro &= Active->getOwningModule()->IsSystem ||
255 Info.IsAmbiguous = IsAmbiguous && !IsSystemMacro;
260 auto LeafIt = LeafModuleMacros.find(II);
261 if (LeafIt != LeafModuleMacros.end())
262 Leaf = LeafIt->second;
263 const MacroState *
State =
nullptr;
264 auto Pos = CurSubmoduleState->Macros.find(II);
265 if (Pos != CurSubmoduleState->Macros.end())
266 State = &Pos->second;
270 llvm::errs() <<
" ambiguous";
271 if (
State && !
State->getOverriddenMacros().empty()) {
272 llvm::errs() <<
" overrides";
273 for (
auto *O :
State->getOverriddenMacros())
274 llvm::errs() <<
" " << O->getOwningModule()->getFullModuleName();
276 llvm::errs() <<
"\n";
279 for (
auto *MD =
State ?
State->getLatest() :
nullptr; MD;
280 MD = MD->getPrevious()) {
287 for (
auto *MM :
State ?
State->getActiveModuleMacros(*
this, II) : None)
291 while (!Worklist.empty()) {
292 auto *MM = Worklist.pop_back_val();
293 llvm::errs() <<
" ModuleMacro " << MM <<
" "
294 << MM->getOwningModule()->getFullModuleName();
295 if (!MM->getMacroInfo())
296 llvm::errs() <<
" undef";
298 if (Active.count(MM))
299 llvm::errs() <<
" active";
300 else if (!CurSubmoduleState->VisibleModules.isVisible(
301 MM->getOwningModule()))
302 llvm::errs() <<
" hidden";
303 else if (MM->getMacroInfo())
304 llvm::errs() <<
" overridden";
306 if (!MM->overrides().empty()) {
307 llvm::errs() <<
" overrides";
308 for (
auto *O : MM->overrides()) {
309 llvm::errs() <<
" " << O->getOwningModule()->getFullModuleName();
310 if (Visited.insert(O).second)
311 Worklist.push_back(O);
314 llvm::errs() <<
"\n";
315 if (
auto *MI = MM->getMacroInfo()) {
318 llvm::errs() <<
"\n";
338 void Preprocessor::RegisterBuiltinMacros() {
349 Ident__has_cpp_attribute =
352 Ident__has_cpp_attribute =
nullptr;
364 Ident__identifier =
nullptr;
365 Ident__pragma =
nullptr;
377 Ident__has_c_attribute =
nullptr;
387 Ident__is_target_environment =
395 Ident__MODULE__ =
nullptr;
406 if (!II)
return true;
416 if (ExpansionMI->isEnabled() &&
427 return !llvm::is_contained(MI->
params(), II);
433 bool Preprocessor::isNextPPTokenLParen() {
437 Val = CurLexer->isNextPPTokenLParen();
439 Val = CurTokenLexer->isNextTokenLParen();
447 for (
const IncludeStackInfo &Entry : llvm::reverse(IncludeMacroStack)) {
449 Val = Entry.TheLexer->isNextPPTokenLParen();
451 Val = Entry.TheTokenLexer->isNextTokenLParen();
457 if (Entry.ThePPLexer)
507 Args = ReadMacroCallArgumentList(
Identifier, MI, ExpansionEnd);
514 if (!Args)
return true;
516 ++NumFnMacroExpanded;
526 SourceRange ExpansionRange(ExpandLoc, ExpansionEnd);
534 DelayedMacroExpandsCallbacks.push_back(
535 MacroExpandsInfo(
Identifier, M, ExpansionRange));
537 Callbacks->MacroExpands(
Identifier, M, ExpansionRange, Args);
538 if (!DelayedMacroExpandsCallbacks.empty()) {
539 for (
const MacroExpandsInfo &Info : DelayedMacroExpandsCallbacks) {
541 Callbacks->MacroExpands(Info.Tok, Info.MD, Info.Range,
544 DelayedMacroExpandsCallbacks.clear();
568 if (Args) Args->
destroy(*
this);
573 PropagateLineStartLeadingSpaceInfo(
Identifier);
574 ++NumFastMacroExpanded;
584 if (Args) Args->
destroy(*
this);
588 bool isAtStartOfLine =
Identifier.isAtStartOfLine();
589 bool hasLeadingSpace =
Identifier.hasLeadingSpace();
609 if (!NewMI->isEnabled() || NewMI == MI) {
620 ++NumFastMacroExpanded;
641 if (I->is(tok::l_paren)) {
642 Brackets.push_back(
Paren);
643 }
else if (I->is(tok::r_paren)) {
644 if (Brackets.empty() || Brackets.back() ==
Brace)
647 }
else if (I->is(tok::l_brace)) {
648 Brackets.push_back(
Brace);
649 }
else if (I->is(tok::r_brace)) {
650 if (Brackets.empty() || Brackets.back() ==
Paren)
655 return Brackets.empty();
689 bool FoundSeparatorToken =
false;
693 if (I->is(tok::l_brace)) {
695 }
else if (I->is(tok::r_brace)) {
697 if (Braces == 0 && ClosingBrace == E && FoundSeparatorToken)
704 FoundSeparatorToken =
true;
705 I->setKind(tok::comma);
713 if (FoundSeparatorToken && ArgStartIterator->is(tok::l_brace)) {
721 if (FoundSeparatorToken) {
723 TempToken.
setKind(tok::l_paren);
724 TempToken.
setLocation(ArgStartIterator->getLocation());
726 NewTokens.push_back(TempToken);
730 NewTokens.insert(NewTokens.end(), ArgStartIterator, I);
733 if (FoundSeparatorToken) {
736 TempToken.
setKind(tok::r_paren);
739 NewTokens.push_back(TempToken);
740 ParenHints.push_back(
SourceRange(ArgStartIterator->getLocation(),
745 NewTokens.push_back(*I);
748 ArgStartIterator = I + 1;
749 FoundSeparatorToken =
false;
754 return !ParenHints.empty() && InitLists.empty();
761 MacroArgs *Preprocessor::ReadMacroCallArgumentList(
Token &MacroName,
774 assert(Tok.
is(tok::l_paren) &&
"Error computing l-paren-ness?");
780 bool ContainsCodeCompletionTok =
false;
781 bool FoundElidedComma =
false;
785 unsigned NumActuals = 0;
786 while (Tok.
isNot(tok::r_paren)) {
790 assert(Tok.
isOneOf(tok::l_paren, tok::comma) &&
791 "only expect argument separators here");
793 size_t ArgTokenStart = ArgTokens.size();
798 unsigned NumParens = 0;
806 if (!ContainsCodeCompletionTok) {
807 Diag(MacroName, diag::err_unterm_macro_invoc);
815 auto Toks = std::make_unique<Token[]>(1);
817 EnterTokenStream(std::move(Toks), 1,
true,
false);
819 }
else if (Tok.
is(tok::r_paren)) {
821 if (NumParens-- == 0) {
823 if (!ArgTokens.empty() &&
824 ArgTokens.back().commaAfterElided()) {
825 FoundElidedComma =
true;
829 }
else if (Tok.
is(tok::l_paren)) {
831 }
else if (Tok.
is(tok::comma)) {
842 }
else if (NumParens == 0) {
848 if (NumFixedArgsLeft > 1)
851 }
else if (Tok.
is(tok::comment) && !KeepMacroComments) {
865 }
else if (Tok.
is(tok::code_completion)) {
866 ContainsCodeCompletionTok =
true;
875 ArgTokens.push_back(Tok);
880 if (ArgTokens.empty() && Tok.
getKind() == tok::r_paren)
885 if (!isVariadic && NumFixedArgsLeft == 0 && TooManyArgsLoc.
isInvalid()) {
886 if (ArgTokens.size() != ArgTokenStart)
887 TooManyArgsLoc = ArgTokens[ArgTokenStart].getLocation();
889 TooManyArgsLoc = ArgStartLoc;
896 ? diag::warn_cxx98_compat_empty_fnmacro_arg
897 : diag::ext_empty_fnmacro_arg);
905 ArgTokens.push_back(EOFTok);
907 if (!ContainsCodeCompletionTok && NumFixedArgsLeft != 0)
917 if (!isVariadic && NumActuals > MinArgsExpected &&
918 !ContainsCodeCompletionTok) {
921 Diag(TooManyArgsLoc, diag::err_too_many_args_in_macro_invoc);
931 unsigned FixedNumArgs = 0;
934 ParenHints, InitLists)) {
935 if (!InitLists.empty()) {
938 diag::note_init_list_at_beginning_of_macro_argument);
944 if (FixedNumArgs != MinArgsExpected)
952 ArgTokens.swap(FixedArgTokens);
953 NumActuals = FixedNumArgs;
957 bool isVarargsElided =
false;
959 if (ContainsCodeCompletionTok) {
966 for (; NumActuals < MinArgsExpected; ++NumActuals)
967 ArgTokens.push_back(EOFTok);
970 if (NumActuals < MinArgsExpected) {
972 if (NumActuals == 0 && MinArgsExpected == 1) {
979 }
else if ((FoundElidedComma || MI->
isVariadic()) &&
980 (NumActuals+1 == MinArgsExpected ||
981 (NumActuals == 0 && MinArgsExpected == 2))) {
992 ? diag::warn_cxx17_compat_missing_varargs_arg
993 : diag::ext_missing_varargs_arg);
1004 isVarargsElided =
true;
1005 }
else if (!ContainsCodeCompletionTok) {
1007 Diag(Tok, diag::err_too_few_args_in_macro_invoc);
1019 ArgTokens.push_back(Tok);
1022 if (NumActuals == 0 && MinArgsExpected == 2)
1023 ArgTokens.push_back(Tok);
1025 }
else if (NumActuals > MinArgsExpected && !MI->
isVariadic() &&
1026 !ContainsCodeCompletionTok) {
1029 Diag(MacroName, diag::err_too_many_args_in_macro_invoc);
1049 size_t newIndex = MacroExpandedTokens.size();
1050 bool cacheNeedsToGrow = tokens.size() >
1051 MacroExpandedTokens.capacity()-MacroExpandedTokens.size();
1052 MacroExpandedTokens.append(tokens.begin(), tokens.end());
1054 if (cacheNeedsToGrow) {
1057 for (
const auto &
Lexer : MacroExpandingLexersStack) {
1060 std::tie(prevLexer, tokIndex) =
Lexer;
1061 prevLexer->Tokens = MacroExpandedTokens.data() + tokIndex;
1065 MacroExpandingLexersStack.push_back(std::make_pair(tokLexer, newIndex));
1066 return MacroExpandedTokens.data() + newIndex;
1069 void Preprocessor::removeCachedMacroExpandedTokensOfLastLexer() {
1070 assert(!MacroExpandingLexersStack.empty());
1071 size_t tokIndex = MacroExpandingLexersStack.back().second;
1072 assert(tokIndex < MacroExpandedTokens.size());
1074 MacroExpandedTokens.resize(tokIndex);
1075 MacroExpandingLexersStack.pop_back();
1083 time_t TT = time(
nullptr);
1084 struct tm *TM = localtime(&TT);
1086 static const char *
const Months[] = {
1087 "Jan",
"Feb",
"Mar",
"Apr",
"May",
"Jun",
"Jul",
"Aug",
"Sep",
"Oct",
"Nov",
"Dec"
1092 llvm::raw_svector_ostream TmpStream(TmpBuffer);
1093 TmpStream << llvm::format(
"\"%s %2d %4d\"", Months[TM->tm_mon],
1094 TM->tm_mday, TM->tm_year + 1900);
1103 llvm::raw_svector_ostream TmpStream(TmpBuffer);
1104 TmpStream << llvm::format(
"\"%02d:%02d:%02d\"",
1105 TM->tm_hour, TM->tm_min, TM->tm_sec);
1119 if (Feature.startswith(
"__") && Feature.endswith(
"__") && Feature.size() >= 4)
1120 Feature = Feature.substr(2, Feature.size() - 4);
1122 #define FEATURE(Name, Predicate) .Case(#Name, Predicate)
1123 return llvm::StringSwitch<bool>(Feature)
1124 #include "clang/Basic/Features.def"
1145 if (Extension.startswith(
"__") && Extension.endswith(
"__") &&
1146 Extension.size() >= 4)
1147 Extension = Extension.substr(2, Extension.size() - 4);
1151 #define EXTENSION(Name, Predicate) .Case(#Name, Predicate)
1152 return llvm::StringSwitch<bool>(Extension)
1153 #include "clang/Basic/Features.def"
1171 PP.
Diag(LParenLoc, diag::err_pp_directive_required) << II;
1173 assert(Tok.
is(tok::identifier));
1182 }
while (Tok.
getKind() == tok::comment);
1185 if (Tok.
isNot(tok::l_paren)) {
1188 PP.
Diag(LParenLoc, diag::err_pp_expected_after) << II << tok::l_paren;
1191 if (Tok.
isNot(tok::header_name))
1200 if (Tok.
isNot(tok::header_name)) {
1218 if (Tok.
isNot(tok::r_paren)) {
1220 << II << tok::r_paren;
1221 PP.
Diag(LParenLoc, diag::note_matching) << tok::l_paren;
1234 nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr);
1241 Callbacks->HasInclude(FilenameLoc,
Filename, isAngled,
File, FileType);
1245 return File.hasValue();
1255 std::tie(Lookup, LookupFromFile) = getIncludeNextStart(Tok);
1267 bool &HasLexedNextTok)> Op) {
1270 if (Tok.
isNot(tok::l_paren)) {
1277 Tok.
setKind(tok::numeric_constant);
1282 unsigned ParenDepth = 1;
1287 bool SuppressDiagnostic =
false;
1305 if (!SuppressDiagnostic) {
1307 SuppressDiagnostic =
true;
1313 if (Result.hasValue())
1315 if (!SuppressDiagnostic) {
1317 SuppressDiagnostic =
true;
1322 if (--ParenDepth > 0)
1327 if (Result.hasValue()) {
1328 OS << Result.getValue();
1331 if (Result.getValue() > 1)
1335 if (!SuppressDiagnostic)
1338 Tok.
setKind(tok::numeric_constant);
1343 if (Result.hasValue())
1346 bool HasLexedNextToken =
false;
1347 Result = Op(Tok, HasLexedNextToken);
1349 if (HasLexedNextToken)
1356 if (!SuppressDiagnostic) {
1364 PP.
Diag(LParenLoc, diag::note_matching) << tok::l_paren;
1365 SuppressDiagnostic =
true;
1386 llvm::Triple Arch(ArchName);
1387 const llvm::Triple &TT = TI.
getTriple();
1390 if ((Arch.getSubArch() == llvm::Triple::NoSubArch ||
1391 Arch.getSubArch() == TT.getSubArch()) &&
1392 ((TT.getArch() == llvm::Triple::thumb &&
1393 Arch.getArch() == llvm::Triple::arm) ||
1394 (TT.getArch() == llvm::Triple::thumbeb &&
1395 Arch.getArch() == llvm::Triple::armeb)))
1400 return (Arch.getSubArch() == llvm::Triple::NoSubArch ||
1401 Arch.getSubArch() == TT.getSubArch()) &&
1402 Arch.getArch() == TT.getArch();
1407 StringRef VendorName = TI.
getTriple().getVendorName();
1408 if (VendorName.empty())
1409 VendorName =
"unknown";
1410 return VendorName.equals_insensitive(II->
getName());
1416 (llvm::Twine(
"unknown-unknown-") + II->
getName().lower()).str();
1417 llvm::Triple OS(OSName);
1418 if (OS.getOS() == llvm::Triple::Darwin) {
1422 return TI.
getTriple().getOS() == OS.getOS();
1429 llvm::Triple Env(EnvName);
1430 return TI.
getTriple().getEnvironment() == Env.getEnvironment();
1435 void Preprocessor::ExpandBuiltinMacro(
Token &Tok) {
1438 assert(II &&
"Can't be a macro without id info!");
1442 if (II == Ident_Pragma)
1443 return Handle_Pragma(Tok);
1444 else if (II == Ident__pragma)
1445 return HandleMicrosoft__pragma(Tok);
1447 ++NumBuiltinMacroExpanded;
1450 llvm::raw_svector_ostream
OS(TmpBuffer);
1458 if (II == Ident__LINE__) {
1478 Tok.
setKind(tok::numeric_constant);
1479 }
else if (II == Ident__FILE__ || II == Ident__BASE_FILE__ ||
1480 II == Ident__FILE_NAME__) {
1487 if (II == Ident__BASE_FILE__ && PLoc.
isValid()) {
1503 if (II == Ident__FILE_NAME__) {
1506 StringRef PLFileName = llvm::sys::path::filename(PLoc.
getFilename());
1507 if (PLFileName !=
"")
1516 OS <<
'"' << FN <<
'"';
1518 Tok.
setKind(tok::string_literal);
1519 }
else if (II == Ident__DATE__) {
1523 Tok.
setKind(tok::string_literal);
1524 Tok.
setLength(strlen(
"\"Mmm dd yyyy\""));
1529 }
else if (II == Ident__TIME__) {
1533 Tok.
setKind(tok::string_literal);
1539 }
else if (II == Ident__INCLUDE_LEVEL__) {
1553 Tok.
setKind(tok::numeric_constant);
1554 }
else if (II == Ident__TIMESTAMP__) {
1570 struct tm *TM = localtime(&TT);
1571 Result = asctime(TM);
1573 Result =
"??? ??? ?? ??:??:?? ????\n";
1576 OS <<
'"' << StringRef(Result).drop_back() <<
'"';
1577 Tok.
setKind(tok::string_literal);
1578 }
else if (II == Ident__FLT_EVAL_METHOD__) {
1581 LangOptions::FPEvalMethodKind::FEM_Indeterminable) {
1587 auto Toks = std::make_unique<Token[]>(1);
1593 NumberToken.
setKind(tok::numeric_constant);
1596 Toks[0] = NumberToken;
1597 EnterTokenStream(std::move(Toks), 1,
false,
1602 Tok.
setKind(tok::numeric_constant);
1606 Diag(Tok, diag::err_illegal_use_of_flt_eval_macro);
1610 }
else if (II == Ident__COUNTER__) {
1612 OS << CounterValue++;
1613 Tok.
setKind(tok::numeric_constant);
1614 }
else if (II == Ident__has_feature) {
1616 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1618 diag::err_feature_check_malformed);
1621 }
else if (II == Ident__has_extension) {
1623 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1625 diag::err_feature_check_malformed);
1628 }
else if (II == Ident__has_builtin) {
1630 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1632 diag::err_feature_check_malformed);
1637 case Builtin::BI__builtin_operator_new:
1638 case Builtin::BI__builtin_operator_delete:
1648 }
else if (II->
getTokenID() != tok::identifier ||
1657 if (II->
getName().startswith(
"__builtin_") ||
1658 II->
getName().startswith(
"__is_") ||
1659 II->
getName().startswith(
"__has_"))
1661 return llvm::StringSwitch<bool>(II->
getName())
1662 .Case(
"__array_rank",
true)
1663 .Case(
"__array_extent",
true)
1664 .Case(
"__reference_binds_to_temporary",
true)
1665 .Case(
"__underlying_type",
true)
1668 return llvm::StringSwitch<bool>(II->
getName())
1675 .Case(
"__is_target_arch",
true)
1676 .Case(
"__is_target_vendor",
true)
1677 .Case(
"__is_target_os",
true)
1678 .Case(
"__is_target_environment",
true)
1682 }
else if (II == Ident__is_identifier) {
1684 [](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1685 return Tok.
is(tok::identifier);
1687 }
else if (II == Ident__has_attribute) {
1689 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1691 diag::err_feature_check_malformed);
1695 }
else if (II == Ident__has_declspec) {
1697 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1699 diag::err_feature_check_malformed);
1702 return LangOpts.DeclSpecKeyword &&
1709 }
else if (II == Ident__has_cpp_attribute ||
1710 II == Ident__has_c_attribute) {
1711 bool IsCXX = II == Ident__has_cpp_attribute;
1713 [&](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1716 Tok, *
this, diag::err_feature_check_malformed);
1723 if (Tok.
isNot(tok::coloncolon))
1724 HasLexedNextToken =
true;
1730 diag::err_feature_check_malformed);
1738 }
else if (II == Ident__has_include ||
1739 II == Ident__has_include_next) {
1744 if (II == Ident__has_include)
1745 Value = EvaluateHasInclude(Tok, II);
1747 Value = EvaluateHasIncludeNext(Tok, II);
1749 if (Tok.
isNot(tok::r_paren))
1752 Tok.
setKind(tok::numeric_constant);
1753 }
else if (II == Ident__has_warning) {
1756 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1760 HasLexedNextToken = Tok.
is(tok::string_literal);
1767 if (WarningName.size() < 3 || WarningName[0] !=
'-' ||
1768 WarningName[1] !=
'W') {
1769 Diag(StrStartLoc, diag::warn_has_warning_invalid_option);
1780 WarningName.substr(2), Diags);
1782 }
else if (II == Ident__building_module) {
1787 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1789 diag::err_expected_id_building_module);
1793 }
else if (II == Ident__MODULE__) {
1799 }
else if (II == Ident__identifier) {
1805 if (Tok.
isNot(tok::l_paren)) {
1808 << II << tok::l_paren;
1820 else if (Tok.
is(tok::string_literal) && !Tok.
hasUDSuffix()) {
1838 if (RParen.
isNot(tok::r_paren)) {
1840 << Tok.
getKind() << tok::r_paren;
1841 Diag(LParenLoc, diag::note_matching) << tok::l_paren;
1844 }
else if (II == Ident__is_target_arch) {
1846 OS, Tok, II, *
this,
false,
1847 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1849 Tok, *
this, diag::err_feature_check_malformed);
1852 }
else if (II == Ident__is_target_vendor) {
1854 OS, Tok, II, *
this,
false,
1855 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1857 Tok, *
this, diag::err_feature_check_malformed);
1860 }
else if (II == Ident__is_target_os) {
1862 OS, Tok, II, *
this,
false,
1863 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1865 Tok, *
this, diag::err_feature_check_malformed);
1868 }
else if (II == Ident__is_target_environment) {
1870 OS, Tok, II, *
this,
false,
1871 [
this](
Token &Tok,
bool &HasLexedNextToken) ->
int {
1873 Tok, *
this, diag::err_feature_check_malformed);
1877 llvm_unreachable(
"Unknown identifier!");
1898 llvm::sys::path::make_preferred(
1899 Path, llvm::sys::path::Style::windows_backslash);
1901 llvm::sys::path::make_preferred(Path, llvm::sys::path::Style::posix);