using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
/// \brief Returns true if this is an anonymous namespace declaration.
///
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
static VarDecl *Create(ASTContext &C, DeclContext *DC,
SourceLocation StartLoc, SourceLocation IdLoc,
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
static FunctionDecl *Create(ASTContext &C, DeclContext *DC,
SourceLocation StartLoc, SourceLocation NLoc,
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
bool isModed() const { return MaybeModedTInfo.is<ModedTInfo*>(); }
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
SourceLocation getRBraceLoc() const { return RBraceLoc; }
void setRBraceLoc(SourceLocation L) { RBraceLoc = L; }
const Decl *getPreviousDecl() const {
return const_cast<Decl *>(this)->getPreviousDeclImpl();
}
-
+
+ /// \brief Returns true if this is the first declaration.
+ bool isFirstDecl() const {
+ return getPreviousDecl() == 0;
+ }
+
/// \brief Retrieve the most recent declaration that declares the same entity
/// as this declaration (which may be this declaration).
Decl *getMostRecentDecl() { return getMostRecentDeclImpl(); }
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
/// Retrieves the canonical declaration of this Objective-C class.
ObjCInterfaceDecl *getCanonicalDecl() { return getFirstDecl(); }
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
/// Retrieves the canonical declaration of this Objective-C protocol.
ObjCProtocolDecl *getCanonicalDecl() { return getFirstDecl(); }
using redeclarable_base::redecls_end;
using redeclarable_base::getPreviousDecl;
using redeclarable_base::getMostRecentDecl;
+ using redeclarable_base::isFirstDecl;
// Implement isa/cast/dyncast/etc.
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
"Template type parameter types are always available.");
if (const RecordDecl *Record = dyn_cast<RecordDecl>(Decl)) {
- assert(!Record->getPreviousDecl() &&
- "struct/union has previous declaration");
+ assert(Record->isFirstDecl() && "struct/union has previous declaration");
assert(!NeedsInjectedClassNameType(Record));
return getRecordType(Record);
} else if (const EnumDecl *Enum = dyn_cast<EnumDecl>(Decl)) {
- assert(!Enum->getPreviousDecl() &&
- "enum has previous declaration");
+ assert(Enum->isFirstDecl() && "enum has previous declaration");
return getEnumType(Enum);
} else if (const UnresolvedUsingTypenameDecl *Using =
dyn_cast<UnresolvedUsingTypenameDecl>(Decl)) {
// If this is the first declaration of an extern C variable, update
// the map of such variables.
- if (!NewVD->getPreviousDecl() && !NewVD->isInvalidDecl() &&
+ if (NewVD->isFirstDecl() && !NewVD->isInvalidDecl() &&
isIncompleteDeclExternC(*this, NewVD))
RegisterLocallyScopedExternCDecl(NewVD, S);
// If this is the first declaration of an extern C variable, update
// the map of such variables.
- if (!NewFD->getPreviousDecl() && !NewFD->isInvalidDecl() &&
+ if (NewFD->isFirstDecl() && !NewFD->isInvalidDecl() &&
isIncompleteDeclExternC(*this, NewFD))
RegisterLocallyScopedExternCDecl(NewFD, S);
// is accepted by gcc. Hence here we issue a warning instead of
// an error and we do not invalidate the static declaration.
// NOTE: to avoid multiple warnings, only check the first declaration.
- if (Var->getPreviousDecl() == 0)
+ if (Var->isFirstDecl())
RequireCompleteType(Var->getLocation(), Type,
diag::ext_typecheck_decl_incomplete_type);
}
// The only way to be included in UndefinedButUsed is if there is an
// ODR use before the definition. Avoid the expensive map lookup if this
// is the first declaration.
- if (FD->getPreviousDecl() != 0 && FD->getPreviousDecl()->isUsed()) {
+ if (!FD->isFirstDecl() && FD->getPreviousDecl()->isUsed()) {
if (!FD->isExternallyVisible())
UndefinedButUsed.erase(FD);
else if (FD->isInlined() &&
for (unsigned I = 0, N = Redeclarations.size(); I != N; ++I) {
Decl *First = Redeclarations[I];
- assert(First->getPreviousDecl() == 0 && "Not the first declaration?");
+ assert(First->isFirstDecl() && "Not the first declaration?");
Decl *MostRecent = First->getMostRecentDecl();