/// RParenLoc - Location of the right paren of the ctor-initializer.
SourceLocation RParenLoc;
- /// \brief The number of array index variables stored after this object
- /// in memory.
- unsigned NumArrayIndices;
-
/// IsVirtual - If the initializer is a base initializer, this keeps track
/// of whether the base is virtual or not.
- bool IsVirtual;
-
+ bool IsVirtual : 1;
+
+ /// IsWritten - Whether or not the initializer is explicitly written
+ /// in the sources.
+ bool IsWritten : 1;
+ /// SourceOrderOrNumArrayIndices - If IsImplicit is false, then this
+ /// number keeps track of the textual order of this initializer in the
+ /// original sources, counting from 0; otherwise, if IsImplicit is true,
+ /// it stores the number of array index variables stored after this
+ /// object in memory.
+ unsigned SourceOrderOrNumArrayIndices : 14;
+
CXXBaseOrMemberInitializer(ASTContext &Context,
FieldDecl *Member, SourceLocation MemberLoc,
SourceLocation L,
/// \brief Determine the source range covering the entire initializer.
SourceRange getSourceRange() const;
+
+ /// isWritten - Returns true if this initializer is explicitly written
+ /// in the source code.
+ bool isWritten() const { return IsWritten; }
+
+ /// \brief Return the source position of the initializer, counting from 0.
+ /// If the initializer was implicit, -1 is returned.
+ int getSourceOrder() const {
+ return IsWritten ? static_cast<int>(SourceOrderOrNumArrayIndices) : -1;
+ }
+
+ /// \brief Set the source order of this initializer. This method can only
+ /// be called once for each initializer; it cannot be called on an
+ /// initializer having a positive number of (implicit) array indices.
+ void setSourceOrder(int pos) {
+ assert(!IsWritten &&
+ "calling twice setSourceOrder() on the same initializer");
+ assert(SourceOrderOrNumArrayIndices == 0 &&
+ "setSourceOrder() used when there are implicit array indices");
+ assert(pos >= 0 &&
+ "setSourceOrder() used to make an initializer implicit");
+ IsWritten = true;
+ SourceOrderOrNumArrayIndices = static_cast<unsigned>(pos);
+ }
FieldDecl *getAnonUnionMember() const {
return AnonUnionMember;
/// \brief Determine the number of implicit array indices used while
/// described an array member initialization.
- unsigned getNumArrayIndices() const { return NumArrayIndices; }
+ unsigned getNumArrayIndices() const {
+ return IsWritten ? 0 : SourceOrderOrNumArrayIndices;
+ }
/// \brief Retrieve a particular array index variable used to
/// describe an array member initialization.
VarDecl *getArrayIndex(unsigned I) {
- assert(I < NumArrayIndices && "Out of bounds member array index");
+ assert(I < getNumArrayIndices() && "Out of bounds member array index");
return reinterpret_cast<VarDecl **>(this + 1)[I];
}
const VarDecl *getArrayIndex(unsigned I) const {
- assert(I < NumArrayIndices && "Out of bounds member array index");
+ assert(I < getNumArrayIndices() && "Out of bounds member array index");
return reinterpret_cast<const VarDecl * const *>(this + 1)[I];
}
void setArrayIndex(unsigned I, VarDecl *Index) {
- assert(I < NumArrayIndices && "Out of bounds member array index");
+ assert(I < getNumArrayIndices() && "Out of bounds member array index");
reinterpret_cast<VarDecl **>(this + 1)[I] = Index;
}
CXXBaseOrMemberInitializer(ASTContext &Context,
TypeSourceInfo *TInfo, bool IsVirtual,
SourceLocation L, Expr *Init, SourceLocation R)
- : BaseOrMember(TInfo), Init(Init), AnonUnionMember(0),
- LParenLoc(L), RParenLoc(R), NumArrayIndices(0), IsVirtual(IsVirtual)
+ : BaseOrMember(TInfo), Init(Init), AnonUnionMember(0),
+ LParenLoc(L), RParenLoc(R), IsVirtual(IsVirtual), IsWritten(false),
+ SourceOrderOrNumArrayIndices(0)
{
}
CXXBaseOrMemberInitializer(ASTContext &Context,
FieldDecl *Member, SourceLocation MemberLoc,
SourceLocation L, Expr *Init, SourceLocation R)
- : BaseOrMember(Member), MemberLocation(MemberLoc), Init(Init),
- AnonUnionMember(0), LParenLoc(L), RParenLoc(R) , NumArrayIndices(0),
- IsVirtual(false)
+ : BaseOrMember(Member), MemberLocation(MemberLoc), Init(Init),
+ AnonUnionMember(0), LParenLoc(L), RParenLoc(R), IsVirtual(false),
+ IsWritten(false), SourceOrderOrNumArrayIndices(0)
{
}
VarDecl **Indices,
unsigned NumIndices)
: BaseOrMember(Member), MemberLocation(MemberLoc), Init(Init),
- AnonUnionMember(0), LParenLoc(L), RParenLoc(R) ,
- NumArrayIndices(NumIndices), IsVirtual(false)
+ AnonUnionMember(0), LParenLoc(L), RParenLoc(R), IsVirtual(false),
+ IsWritten(false), SourceOrderOrNumArrayIndices(NumIndices)
{
VarDecl **MyIndices = reinterpret_cast<VarDecl **> (this + 1);
memcpy(MyIndices, Indices, NumIndices * sizeof(VarDecl *));