// Determine whether linkage of these two globals follows the source
// module's definition or the destination module's definition.
GlobalValue::LinkageTypes NewLinkage = GlobalValue::InternalLinkage;
- HasUnnamedAddr = HasUnnamedAddr && DGV->hasUnnamedAddr();
GlobalValue::VisibilityTypes NV;
bool LinkFromSrc = false;
if (getLinkageResult(DGV, SGV, NewLinkage, NV, LinkFromSrc))
return true;
NewVisibility = NV;
+ HasUnnamedAddr = HasUnnamedAddr && DGV->hasUnnamedAddr();
// If we're not linking from the source, then keep the definition that we
// have.
bool ModuleLinker::linkFunctionProto(Function *SF) {
GlobalValue *DGV = getLinkedToGlobal(SF);
llvm::Optional<GlobalValue::VisibilityTypes> NewVisibility;
+ bool HasUnnamedAddr = SF->hasUnnamedAddr();
if (DGV) {
GlobalValue::LinkageTypes NewLinkage = GlobalValue::InternalLinkage;
if (getLinkageResult(DGV, SF, NewLinkage, NV, LinkFromSrc))
return true;
NewVisibility = NV;
+ HasUnnamedAddr = HasUnnamedAddr && DGV->hasUnnamedAddr();
if (!LinkFromSrc) {
// Set calculated linkage
DGV->setLinkage(NewLinkage);
DGV->setVisibility(*NewVisibility);
+ DGV->setUnnamedAddr(HasUnnamedAddr);
// Make sure to remember this mapping.
ValueMap[SF] = ConstantExpr::getBitCast(DGV, TypeMap.get(SF->getType()));
copyGVAttributes(NewDF, SF);
if (NewVisibility)
NewDF->setVisibility(*NewVisibility);
+ NewDF->setUnnamedAddr(HasUnnamedAddr);
if (DGV) {
// Any uses of DF need to change to NewDF, with cast.
@global-b = common unnamed_addr global i32 0
; CHECK-DAG: @global-b = common unnamed_addr global i32 0
+define weak void @func-a() { ret void }
+; CHECK-DAG: define weak void @func-a() {
+define weak void @func-b() unnamed_addr { ret void }
+; CHECK-DAG: define weak void @func-b() unnamed_addr {
+
; Other file has unnamed_addr definition
@global-c = common unnamed_addr global i32 0
; CHECK-DAG: @global-c = common unnamed_addr global i32 0
@global-f = weak global i32 42
; CHECK-DAG: @global-f = global i32 42
+declare void @func-c()
+; CHECK-DAG: define weak void @func-c() {
+define weak void @func-d() { ret void }
+; CHECK-DAG: define weak void @func-d() {
+define weak void @func-e() unnamed_addr { ret void }
+; CHECK-DAG: define weak void @func-e() unnamed_addr {
+
; Other file has non-unnamed_addr definition
@global-g = common unnamed_addr global i32 0
; CHECK-DAG: @global-g = common global i32 0
; CHECK-DAG: @global-i = global i32 42
@global-j = weak global i32 42
; CHECK-DAG: @global-j = global i32 42
+
+declare void @func-g()
+; CHECK-DAG: define weak void @func-g() {
+define weak void @func-h() { ret void }
+; CHECK-DAG: define weak void @func-h() {
+define weak void @func-i() unnamed_addr { ret void }
+; CHECK-DAG: define weak void @func-i() {
@global-e = unnamed_addr global i32 42
@global-f = unnamed_addr global i32 42
+define weak void @func-c() unnamed_addr { ret void }
+define weak void @func-d() unnamed_addr { ret void }
+define weak void @func-e() unnamed_addr { ret void }
+
@global-g = common global i32 42
@global-h = global i32 42
@global-i = global i32 42
@global-j = global i32 42
+
+define weak void @func-g() { ret void }
+define weak void @func-h() { ret void }
+define weak void @func-i() { ret void }