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Fixed a bug handling void function types.
Requires rebuild of llvm-gcc4 (touch llvm-debug.cpp.) git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29131 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -1413,7 +1413,7 @@ DIE *DwarfWriter::NewType(DIE *Context, TypeDesc *TyDesc, CompileUnit *Unit) {
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Ty->AddUInt(DW_AT_prototyped, DW_FORM_flag, 1);
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// Add return type.
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Ty->AddDIEntry(DW_AT_type, DW_FORM_ref4,
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NewType(Context, cast<TypeDesc>(Elements[0]), Unit));
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NewType(Context, dyn_cast<TypeDesc>(Elements[0]), Unit));
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// Add arguments.
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for(unsigned i = 1, N = Elements.size(); i < N; ++i) {
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@ -223,17 +223,22 @@ public:
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Field = getGlobalVariable(C);
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}
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virtual void Apply(std::vector<DebugInfoDesc *> &Field) {
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Field.resize(0);
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Constant *C = CI->getOperand(I++);
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GlobalVariable *GV = getGlobalVariable(C);
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Field.resize(0);
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// Have to be able to deal with the empty array case (zero initializer)
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if (!GV->hasInitializer()) return;
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if (GV->hasInitializer()) {
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if (ConstantArray *CA = dyn_cast<ConstantArray>(GV->getInitializer())) {
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for (unsigned i = 0, N = CA->getNumOperands(); i < N; ++i) {
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GlobalVariable *GVE = getGlobalVariable(CA->getOperand(i));
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DebugInfoDesc *DE = DR.Deserialize(GVE);
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Field.push_back(DE);
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}
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} else if (GV->getInitializer()->isNullValue()) {
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if (const ArrayType *T =
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dyn_cast<ArrayType>(GV->getType()->getElementType())) {
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Field.resize(T->getNumElements());
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}
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}
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}
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}
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};
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@ -305,9 +310,13 @@ public:
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std::vector<Constant *> ArrayElements;
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for (unsigned i = 0, N = Field.size(); i < N; ++i) {
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GlobalVariable *GVE = SR.Serialize(Field[i]);
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if (DebugInfoDesc *Element = Field[i]) {
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GlobalVariable *GVE = SR.Serialize(Element);
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Constant *CE = ConstantExpr::getCast(GVE, EmptyTy);
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ArrayElements.push_back(cast<Constant>(CE));
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} else {
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ArrayElements.push_back(ConstantPointerNull::get(EmptyTy));
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}
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}
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Constant *CA = ConstantArray::get(AT, ArrayElements);
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