/// \param TemplArg the TemplateArgument instance to print.
///
/// \param Out the raw_ostream instance to use for printing.
+///
+/// \param Policy the printing policy for EnumConstantDecl printing.
static void printIntegral(const TemplateArgument &TemplArg,
- raw_ostream &Out) {
+ raw_ostream &Out, const PrintingPolicy& Policy) {
const ::clang::Type *T = TemplArg.getIntegralType().getTypePtr();
const llvm::APSInt &Val = TemplArg.getAsIntegral();
- if (T->isBooleanType()) {
+ if (const EnumType *ET = T->getAs<EnumType>()) {
+ for (const EnumConstantDecl* ECD : ET->getDecl()->enumerators()) {
+ // In Sema::CheckTemplateArugment, enum template arguments value are
+ // extended to the size of the integer underlying the enum type. This
+ // may create a size difference between the enum value and template
+ // argument value, requiring isSameValue here instead of operator==.
+ if (llvm::APSInt::isSameValue(ECD->getInitVal(), Val)) {
+ ECD->printQualifiedName(Out, Policy);
+ return;
+ }
+ }
+ }
+
+ if (T->isBooleanType() && !Policy.MSVCFormatting) {
Out << (Val.getBoolValue() ? "true" : "false");
} else if (T->isCharType()) {
const char Ch = Val.getZExtValue();
//===----------------------------------------------------------------------===//
TemplateArgument::TemplateArgument(ASTContext &Ctx, const llvm::APSInt &Value,
- QualType Type)
- : Kind(Integral) {
+ QualType Type) {
+ Integer.Kind = Integral;
// Copy the APSInt value into our decomposed form.
Integer.BitWidth = Value.getBitWidth();
Integer.IsUnsigned = Value.isUnsigned();
Integer.Type = Type.getAsOpaquePtr();
}
-TemplateArgument TemplateArgument::CreatePackCopy(ASTContext &Context,
- const TemplateArgument *Args,
- unsigned NumArgs) {
- if (NumArgs == 0)
+TemplateArgument
+TemplateArgument::CreatePackCopy(ASTContext &Context,
+ ArrayRef<TemplateArgument> Args) {
+ if (Args.empty())
return getEmptyPack();
-
- TemplateArgument *Storage = new (Context) TemplateArgument [NumArgs];
- std::copy(Args, Args + NumArgs, Storage);
- return TemplateArgument(Storage, NumArgs);
+
+ return TemplateArgument(Args.copy(Context));
}
bool TemplateArgument::isDependent() const {
llvm_unreachable("Should not have a NULL template argument");
case Type:
- return getAsType()->isDependentType();
+ return getAsType()->isDependentType() ||
+ isa<PackExpansionType>(getAsType());
case Template:
return getAsTemplate().isDependent();
return false;
case Expression:
- return (getAsExpr()->isTypeDependent() || getAsExpr()->isValueDependent());
+ return (getAsExpr()->isTypeDependent() || getAsExpr()->isValueDependent() ||
+ isa<PackExpansionExpr>(getAsExpr()));
case Pack:
- for (pack_iterator P = pack_begin(), PEnd = pack_end(); P != PEnd; ++P) {
- if (P->isDependent())
+ for (const auto &P : pack_elements())
+ if (P.isDependent())
return true;
- }
-
return false;
}
return getAsExpr()->isInstantiationDependent();
case Pack:
- for (pack_iterator P = pack_begin(), PEnd = pack_end(); P != PEnd; ++P) {
- if (P->isInstantiationDependent())
+ for (const auto &P : pack_elements())
+ if (P.isInstantiationDependent())
return true;
- }
-
return false;
}
break;
case Pack:
- for (pack_iterator P = pack_begin(), PEnd = pack_end(); P != PEnd; ++P)
- if (P->containsUnexpandedParameterPack())
+ for (const auto &P : pack_elements())
+ if (P.containsUnexpandedParameterPack())
return true;
break;
}
Optional<unsigned> TemplateArgument::getNumTemplateExpansions() const {
- assert(Kind == TemplateExpansion);
+ assert(getKind() == TemplateExpansion);
if (TemplateArg.NumExpansions)
return TemplateArg.NumExpansions - 1;
return None;
}
+QualType TemplateArgument::getNonTypeTemplateArgumentType() const {
+ switch (getKind()) {
+ case TemplateArgument::Null:
+ case TemplateArgument::Type:
+ case TemplateArgument::Template:
+ case TemplateArgument::TemplateExpansion:
+ case TemplateArgument::Pack:
+ return QualType();
+
+ case TemplateArgument::Integral:
+ return getIntegralType();
+
+ case TemplateArgument::Expression:
+ return getAsExpr()->getType();
+
+ case TemplateArgument::Declaration:
+ return getParamTypeForDecl();
+
+ case TemplateArgument::NullPtr:
+ return getNullPtrType();
+ }
+
+ llvm_unreachable("Invalid TemplateArgument Kind!");
+}
+
void TemplateArgument::Profile(llvm::FoldingSetNodeID &ID,
const ASTContext &Context) const {
- ID.AddInteger(Kind);
- switch (Kind) {
+ ID.AddInteger(getKind());
+ switch (getKind()) {
case Null:
break;
getAsType().Profile(ID);
break;
+ case NullPtr:
+ getNullPtrType().Profile(ID);
+ break;
+
case Declaration:
- ID.AddPointer(getAsDecl()? getAsDecl()->getCanonicalDecl() : 0);
+ ID.AddPointer(getAsDecl()? getAsDecl()->getCanonicalDecl() : nullptr);
break;
case Template:
case Template:
case TemplateExpansion:
case NullPtr:
- return TypeOrValue == Other.TypeOrValue;
+ return TypeOrValue.V == Other.TypeOrValue.V;
case Declaration:
- return getAsDecl() == Other.getAsDecl() &&
- isDeclForReferenceParam() && Other.isDeclForReferenceParam();
+ return getAsDecl() == Other.getAsDecl();
case Integral:
return getIntegralType() == Other.getIntegralType() &&
raw_ostream &Out) const {
switch (getKind()) {
case Null:
- Out << "<no value>";
+ Out << "(no value)";
break;
case Type: {
PrintingPolicy SubPolicy(Policy);
SubPolicy.SuppressStrongLifetime = true;
- std::string TypeStr;
- getAsType().getAsStringInternal(TypeStr, SubPolicy);
- Out << TypeStr;
+ getAsType().print(Out, SubPolicy);
break;
}
case Declaration: {
NamedDecl *ND = cast<NamedDecl>(getAsDecl());
+ Out << '&';
if (ND->getDeclName()) {
// FIXME: distinguish between pointer and reference args?
- Out << *ND;
+ ND->printQualifiedName(Out);
} else {
- Out << "<anonymous>";
+ Out << "(anonymous)";
}
break;
}
break;
case Integral: {
- printIntegral(*this, Out);
+ printIntegral(*this, Out, Policy);
break;
}
case Expression:
- getAsExpr()->printPretty(Out, 0, Policy);
+ getAsExpr()->printPretty(Out, nullptr, Policy);
break;
case Pack:
Out << "<";
bool First = true;
- for (TemplateArgument::pack_iterator P = pack_begin(), PEnd = pack_end();
- P != PEnd; ++P) {
+ for (const auto &P : pack_elements()) {
if (First)
First = false;
else
Out << ", ";
- P->print(Policy, Out);
+ P.print(Policy, Out);
}
Out << ">";
break;
}
}
+void TemplateArgument::dump(raw_ostream &Out) const {
+ LangOptions LO; // FIXME! see also TemplateName::dump().
+ LO.CPlusPlus = true;
+ LO.Bool = true;
+ print(PrintingPolicy(LO), Out);
+}
+
+LLVM_DUMP_METHOD void TemplateArgument::dump() const { dump(llvm::errs()); }
+
//===----------------------------------------------------------------------===//
// TemplateArgumentLoc Implementation
//===----------------------------------------------------------------------===//
-TemplateArgumentLocInfo::TemplateArgumentLocInfo() {
- memset((void*)this, 0, sizeof(TemplateArgumentLocInfo));
-}
-
SourceRange TemplateArgumentLoc::getSourceRange() const {
switch (Argument.getKind()) {
case TemplateArgument::Expression:
llvm_unreachable("Invalid TemplateArgument Kind!");
}
-TemplateArgumentLoc TemplateArgumentLoc::getPackExpansionPattern(
- SourceLocation &Ellipsis, Optional<unsigned> &NumExpansions,
- ASTContext &Context) const {
- assert(Argument.isPackExpansion());
-
- switch (Argument.getKind()) {
- case TemplateArgument::Type: {
- // FIXME: We shouldn't ever have to worry about missing
- // type-source info!
- TypeSourceInfo *ExpansionTSInfo = getTypeSourceInfo();
- if (!ExpansionTSInfo)
- ExpansionTSInfo = Context.getTrivialTypeSourceInfo(
- getArgument().getAsType(),
- Ellipsis);
- PackExpansionTypeLoc Expansion =
- ExpansionTSInfo->getTypeLoc().castAs<PackExpansionTypeLoc>();
- Ellipsis = Expansion.getEllipsisLoc();
-
- TypeLoc Pattern = Expansion.getPatternLoc();
- NumExpansions = Expansion.getTypePtr()->getNumExpansions();
-
- // FIXME: This is horrible. We know where the source location data is for
- // the pattern, and we have the pattern's type, but we are forced to copy
- // them into an ASTContext because TypeSourceInfo bundles them together
- // and TemplateArgumentLoc traffics in TypeSourceInfo pointers.
- TypeSourceInfo *PatternTSInfo
- = Context.CreateTypeSourceInfo(Pattern.getType(),
- Pattern.getFullDataSize());
- memcpy(PatternTSInfo->getTypeLoc().getOpaqueData(),
- Pattern.getOpaqueData(), Pattern.getFullDataSize());
- return TemplateArgumentLoc(TemplateArgument(Pattern.getType()),
- PatternTSInfo);
- }
-
- case TemplateArgument::Expression: {
- PackExpansionExpr *Expansion
- = cast<PackExpansionExpr>(Argument.getAsExpr());
- Expr *Pattern = Expansion->getPattern();
- Ellipsis = Expansion->getEllipsisLoc();
- NumExpansions = Expansion->getNumExpansions();
- return TemplateArgumentLoc(Pattern, Pattern);
- }
-
- case TemplateArgument::TemplateExpansion:
- Ellipsis = getTemplateEllipsisLoc();
- NumExpansions = Argument.getNumTemplateExpansions();
- return TemplateArgumentLoc(Argument.getPackExpansionPattern(),
- getTemplateQualifierLoc(),
- getTemplateNameLoc());
-
- case TemplateArgument::Declaration:
- case TemplateArgument::NullPtr:
- case TemplateArgument::Template:
- case TemplateArgument::Integral:
- case TemplateArgument::Pack:
- case TemplateArgument::Null:
- return TemplateArgumentLoc();
- }
-
- llvm_unreachable("Invalid TemplateArgument Kind!");
-}
-
const DiagnosticBuilder &clang::operator<<(const DiagnosticBuilder &DB,
const TemplateArgument &Arg) {
switch (Arg.getKind()) {
LangOptions LangOpts;
LangOpts.CPlusPlus = true;
PrintingPolicy Policy(LangOpts);
- Arg.getAsExpr()->printPretty(OS, 0, Policy);
+ Arg.getAsExpr()->printPretty(OS, nullptr, Policy);
return DB << OS.str();
}
const ASTTemplateArgumentListInfo *
ASTTemplateArgumentListInfo::Create(ASTContext &C,
const TemplateArgumentListInfo &List) {
- std::size_t size = ASTTemplateArgumentListInfo::sizeFor(List.size());
- void *Mem = C.Allocate(size, llvm::alignOf<ASTTemplateArgumentListInfo>());
- ASTTemplateArgumentListInfo *TAI = new (Mem) ASTTemplateArgumentListInfo();
- TAI->initializeFrom(List);
- return TAI;
+ std::size_t size = totalSizeToAlloc<TemplateArgumentLoc>(List.size());
+ void *Mem = C.Allocate(size, alignof(ASTTemplateArgumentListInfo));
+ return new (Mem) ASTTemplateArgumentListInfo(List);
}
-void ASTTemplateArgumentListInfo::initializeFrom(
- const TemplateArgumentListInfo &Info) {
+ASTTemplateArgumentListInfo::ASTTemplateArgumentListInfo(
+ const TemplateArgumentListInfo &Info) {
LAngleLoc = Info.getLAngleLoc();
RAngleLoc = Info.getRAngleLoc();
NumTemplateArgs = Info.size();
- TemplateArgumentLoc *ArgBuffer = getTemplateArgs();
+ TemplateArgumentLoc *ArgBuffer = getTrailingObjects<TemplateArgumentLoc>();
for (unsigned i = 0; i != NumTemplateArgs; ++i)
new (&ArgBuffer[i]) TemplateArgumentLoc(Info[i]);
}
-void ASTTemplateArgumentListInfo::initializeFrom(
- const TemplateArgumentListInfo &Info,
- bool &Dependent,
- bool &InstantiationDependent,
- bool &ContainsUnexpandedParameterPack) {
+void ASTTemplateKWAndArgsInfo::initializeFrom(
+ SourceLocation TemplateKWLoc, const TemplateArgumentListInfo &Info,
+ TemplateArgumentLoc *OutArgArray) {
+ this->TemplateKWLoc = TemplateKWLoc;
+ LAngleLoc = Info.getLAngleLoc();
+ RAngleLoc = Info.getRAngleLoc();
+ NumTemplateArgs = Info.size();
+
+ for (unsigned i = 0; i != NumTemplateArgs; ++i)
+ new (&OutArgArray[i]) TemplateArgumentLoc(Info[i]);
+}
+
+void ASTTemplateKWAndArgsInfo::initializeFrom(SourceLocation TemplateKWLoc) {
+ assert(TemplateKWLoc.isValid());
+ LAngleLoc = SourceLocation();
+ RAngleLoc = SourceLocation();
+ this->TemplateKWLoc = TemplateKWLoc;
+ NumTemplateArgs = 0;
+}
+
+void ASTTemplateKWAndArgsInfo::initializeFrom(
+ SourceLocation TemplateKWLoc, const TemplateArgumentListInfo &Info,
+ TemplateArgumentLoc *OutArgArray, bool &Dependent,
+ bool &InstantiationDependent, bool &ContainsUnexpandedParameterPack) {
+ this->TemplateKWLoc = TemplateKWLoc;
LAngleLoc = Info.getLAngleLoc();
RAngleLoc = Info.getRAngleLoc();
NumTemplateArgs = Info.size();
- TemplateArgumentLoc *ArgBuffer = getTemplateArgs();
for (unsigned i = 0; i != NumTemplateArgs; ++i) {
Dependent = Dependent || Info[i].getArgument().isDependent();
- InstantiationDependent = InstantiationDependent ||
+ InstantiationDependent = InstantiationDependent ||
Info[i].getArgument().isInstantiationDependent();
- ContainsUnexpandedParameterPack
- = ContainsUnexpandedParameterPack ||
+ ContainsUnexpandedParameterPack =
+ ContainsUnexpandedParameterPack ||
Info[i].getArgument().containsUnexpandedParameterPack();
- new (&ArgBuffer[i]) TemplateArgumentLoc(Info[i]);
+ new (&OutArgArray[i]) TemplateArgumentLoc(Info[i]);
}
}
-void ASTTemplateArgumentListInfo::copyInto(
- TemplateArgumentListInfo &Info) const {
+void ASTTemplateKWAndArgsInfo::copyInto(const TemplateArgumentLoc *ArgArray,
+ TemplateArgumentListInfo &Info) const {
Info.setLAngleLoc(LAngleLoc);
Info.setRAngleLoc(RAngleLoc);
for (unsigned I = 0; I != NumTemplateArgs; ++I)
- Info.addArgument(getTemplateArgs()[I]);
-}
-
-std::size_t ASTTemplateArgumentListInfo::sizeFor(unsigned NumTemplateArgs) {
- return sizeof(ASTTemplateArgumentListInfo) +
- sizeof(TemplateArgumentLoc) * NumTemplateArgs;
-}
-
-void
-ASTTemplateKWAndArgsInfo::initializeFrom(SourceLocation TemplateKWLoc,
- const TemplateArgumentListInfo &Info) {
- Base::initializeFrom(Info);
- setTemplateKeywordLoc(TemplateKWLoc);
-}
-
-void
-ASTTemplateKWAndArgsInfo
-::initializeFrom(SourceLocation TemplateKWLoc,
- const TemplateArgumentListInfo &Info,
- bool &Dependent,
- bool &InstantiationDependent,
- bool &ContainsUnexpandedParameterPack) {
- Base::initializeFrom(Info, Dependent, InstantiationDependent,
- ContainsUnexpandedParameterPack);
- setTemplateKeywordLoc(TemplateKWLoc);
-}
-
-void
-ASTTemplateKWAndArgsInfo::initializeFrom(SourceLocation TemplateKWLoc) {
- // No explicit template arguments, but template keyword loc is valid.
- assert(TemplateKWLoc.isValid());
- LAngleLoc = SourceLocation();
- RAngleLoc = SourceLocation();
- NumTemplateArgs = 0;
- setTemplateKeywordLoc(TemplateKWLoc);
-}
-
-std::size_t
-ASTTemplateKWAndArgsInfo::sizeFor(unsigned NumTemplateArgs) {
- // Add space for the template keyword location.
- // FIXME: There's room for this in the padding before the template args in
- // 64-bit builds.
- return Base::sizeFor(NumTemplateArgs) + sizeof(SourceLocation);
+ Info.addArgument(ArgArray[I]);
}