forked from OSchip/llvm-project
Add a hasExternalStorageAsWritten helper. No functionality change.
It is possible that some of the current uses of "getStorageClassAsWritten() == SC_Extern" should use this but I don't know enough about SC_PrivateExtern to change and test them. llvm-svn: 176606
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@ -800,6 +800,13 @@ public:
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getStorageClass() == SC_PrivateExtern;
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}
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/// hasExternalStorageAsWritten - Returns true if a variable was written
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/// with extern or __private_extern__ storage.
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bool hasExternalStorageAsWritten() const {
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return getStorageClassAsWritten() == SC_Extern ||
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getStorageClassAsWritten() == SC_PrivateExtern;
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}
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/// hasGlobalStorage - Returns true for all variables that do not
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/// have local storage. This includs all global variables as well
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/// as static variables declared within a function.
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@ -1049,8 +1049,7 @@ static LinkageInfo getLVForLocalDecl(const NamedDecl *D,
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}
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if (const VarDecl *Var = dyn_cast<VarDecl>(D)) {
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if (Var->getStorageClassAsWritten() == SC_Extern ||
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Var->getStorageClassAsWritten() == SC_PrivateExtern) {
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if (Var->hasExternalStorageAsWritten()) {
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if (Var->isInAnonymousNamespace() &&
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!Var->getDeclContext()->isExternCContext())
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return LinkageInfo::uniqueExternal();
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@ -1601,8 +1600,7 @@ VarDecl::DefinitionKind VarDecl::isThisDeclarationADefinition(
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if (hasExternalStorage())
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return DeclarationOnly;
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if (getStorageClassAsWritten() == SC_Extern ||
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getStorageClassAsWritten() == SC_PrivateExtern) {
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if (hasExternalStorageAsWritten()) {
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for (const VarDecl *PrevVar = getPreviousDecl();
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PrevVar; PrevVar = PrevVar->getPreviousDecl()) {
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if (PrevVar->getLinkage() == InternalLinkage)
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