SourceLocation());
llvm::Constant *DeclPtr = CGM.GetAddrOfGlobalVar(D);
- EmitCXXGlobalVarDeclInit(*D, DeclPtr);
+ if (D->isStaticDataMember() &&
+ D->getInstantiatedFromStaticDataMember() && D->getInit()){
+ llvm::GlobalVariable *GV = dyn_cast<llvm::GlobalVariable>(DeclPtr);
+ assert(GV && "GenerateCXXGlobalVarDeclInitFunc - GV is null");
+ GV->setConstant(false);
+ EmitCXXStaticLocalInit(*D, GV);
+ }
+ else
+ EmitCXXGlobalVarDeclInit(*D, DeclPtr);
FinishFunction();
}
// Create the guard variable.
llvm::SmallString<256> GuardVName;
getMangleContext().mangleItaniumGuardVariable(&D, GuardVName);
+ llvm::GlobalValue::LinkageTypes Linkage = GV->getLinkage();
+ if (D.isStaticDataMember() &&
+ D.getInstantiatedFromStaticDataMember())
+ Linkage = llvm::GlobalVariable::WeakAnyLinkage;
+
llvm::GlobalVariable *GuardVariable =
new llvm::GlobalVariable(CGM.getModule(), GuardTy,
- false, GV->getLinkage(),
+ false, Linkage,
llvm::ConstantInt::get(GuardTy, 0),
GuardVName.str());
--- /dev/null
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+// rdar: // 8562966
+// pr8409
+
+// CHECK: @_ZN1CIiE11needs_guardE = weak global
+// CHECK: @_ZGVN1CIiE11needs_guardE = weak global
+
+struct K
+{
+ K();
+ K(const K &);
+ ~K();
+ void PrintNumK();
+};
+
+template<typename T>
+struct C
+{
+ void Go() { needs_guard.PrintNumK(); }
+ static K needs_guard;
+};
+
+template<typename T> K C<T>::needs_guard;
+
+void F()
+{
+ C<int>().Go();
+}
+