Switch Decl instantiation to DeclNodes.inc.
This replaces a long list of declarations for visitor functions with
a list generated from DeclNodes.inc. Nothing really interesting came
out of it; we had comprehensive coverage anyway
(excluding FriendTemplateDecls).
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@185118 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaTemplateInstantiateDecl.cpp b/lib/Sema/SemaTemplateInstantiateDecl.cpp
index 21a4cb1..df38615 100644
--- a/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -1755,7 +1755,7 @@
return VisitCXXMethodDecl(D);
}
-ParmVarDecl *TemplateDeclInstantiator::VisitParmVarDecl(ParmVarDecl *D) {
+Decl *TemplateDeclInstantiator::VisitParmVarDecl(ParmVarDecl *D) {
return SemaRef.SubstParmVarDecl(D, TemplateArgs, /*indexAdjustment*/ 0, None,
/*ExpectParameterPack=*/ false);
}
@@ -2277,6 +2277,44 @@
return TD;
}
+Decl *TemplateDeclInstantiator::VisitFunctionDecl(FunctionDecl *D) {
+ return VisitFunctionDecl(D, 0);
+}
+
+Decl *TemplateDeclInstantiator::VisitCXXMethodDecl(CXXMethodDecl *D) {
+ return VisitCXXMethodDecl(D, 0);
+}
+
+Decl *TemplateDeclInstantiator::VisitRecordDecl(RecordDecl *D) {
+ llvm_unreachable("There are only CXXRecordDecls in C++");
+}
+
+Decl *
+TemplateDeclInstantiator::VisitClassTemplateSpecializationDecl(
+ ClassTemplateSpecializationDecl *D) {
+ llvm_unreachable("Only ClassTemplatePartialSpecializationDecls occur"
+ "inside templates");
+}
+
+Decl *TemplateDeclInstantiator::VisitObjCAtDefsFieldDecl(ObjCAtDefsFieldDecl *D) {
+ llvm_unreachable("@defs is not supported in Objective-C++");
+}
+
+Decl *TemplateDeclInstantiator::VisitFriendTemplateDecl(FriendTemplateDecl *D) {
+ // FIXME: We need to be able to instantiate FriendTemplateDecls.
+ unsigned DiagID = SemaRef.getDiagnostics().getCustomDiagID(
+ DiagnosticsEngine::Error,
+ "cannot instantiate %0 yet");
+ SemaRef.Diag(D->getLocation(), DiagID)
+ << D->getDeclKindName();
+
+ return 0;
+}
+
+Decl *TemplateDeclInstantiator::VisitDecl(Decl *D) {
+ llvm_unreachable("Unexpected decl");
+}
+
Decl *Sema::SubstDecl(Decl *D, DeclContext *Owner,
const MultiLevelTemplateArgumentList &TemplateArgs) {
TemplateDeclInstantiator Instantiator(*this, Owner, TemplateArgs);
@@ -2509,7 +2547,8 @@
if (FunctionProtoTypeLoc OldProtoLoc =
OldTL.getAs<FunctionProtoTypeLoc>()) {
for (unsigned i = 0, i_end = OldProtoLoc.getNumArgs(); i != i_end; ++i) {
- ParmVarDecl *Parm = VisitParmVarDecl(OldProtoLoc.getArg(i));
+ ParmVarDecl *Parm =
+ cast_or_null<ParmVarDecl>(VisitParmVarDecl(OldProtoLoc.getArg(i)));
if (!Parm)
return 0;
Params.push_back(Parm);