Instantiate unresolved using declarations.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@80366 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplateInstantiateDecl.cpp b/lib/Sema/SemaTemplateInstantiateDecl.cpp
index 0bf832f..4f9fcc3 100644
--- a/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -58,7 +58,8 @@
Decl *VisitClassTemplateDecl(ClassTemplateDecl *D);
Decl *VisitFunctionTemplateDecl(FunctionTemplateDecl *D);
Decl *VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D);
-
+ Decl *VisitUnresolvedUsingDecl(UnresolvedUsingDecl *D);
+
// Base case. FIXME: Remove once we can instantiate everything.
Decl *VisitDecl(Decl *) {
assert(false && "Template instantiation of unknown declaration kind!");
@@ -740,6 +741,24 @@
return Inst;
}
+Decl *
+TemplateDeclInstantiator::VisitUnresolvedUsingDecl(UnresolvedUsingDecl *D) {
+ NestedNameSpecifier *NNS =
+ SemaRef.SubstNestedNameSpecifier(D->getTargetNestedNameSpecifier(),
+ D->getTargetNestedNameRange(),
+ TemplateArgs);
+ if (!NNS)
+ return 0;
+
+ CXXScopeSpec SS;
+ SS.setRange(D->getTargetNestedNameRange());
+ SS.setScopeRep(NNS);
+
+ return SemaRef.BuildUsingDeclaration(D->getLocation(), SS,
+ D->getTargetNameLocation(),
+ D->getTargetName(), 0, D->isTypeName());
+}
+
Decl *Sema::SubstDecl(Decl *D, DeclContext *Owner,
const TemplateArgumentList &TemplateArgs) {
TemplateDeclInstantiator Instantiator(*this, Owner, TemplateArgs);