When instantiating a function-scoped enum, make sure that it and its

enumeration constants get placed into the local instantiation hash
table. Fixes PR6375.

llvm-svn: 97471

2 files changed, 10 insertions, 1 deletions

diff --git a/clang/lib/Sema/Sema.h b/clang/lib/Sema/Sema.h
index da192dd8879..4d017cada33 100644
--- a/clang/lib/Sema/Sema.h
+++ b/clang/lib/Sema/Sema.h
@@ -3433,7 +3433,7 @@ public:
     
     void InstantiatedLocal(const Decl *D, Decl *Inst) {
       Decl *&Stored = LocalDecls[D];
-      assert(!Stored && "Already instantiated this local");
+      assert((!Stored || Stored == Inst) && "Already instantiated this local");
       Stored = Inst;
     }
   };
diff --git a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
index 0f7bae835fd..292820b821c 100644
--- a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -491,6 +491,9 @@ Decl *TemplateDeclInstantiator::VisitEnumDecl(EnumDecl *D) {
   Owner->addDecl(Enum);
   Enum->startDefinition();
 
+  if (D->getDeclContext()->isFunctionOrMethod())
+    SemaRef.CurrentInstantiationScope->InstantiatedLocal(D, Enum);
+    
   llvm::SmallVector<Sema::DeclPtrTy, 4> Enumerators;
 
   EnumConstantDecl *LastEnumConst = 0;
@@ -530,6 +533,12 @@ Decl *TemplateDeclInstantiator::VisitEnumDecl(EnumDecl *D) {
       Enum->addDecl(EnumConst);
       Enumerators.push_back(Sema::DeclPtrTy::make(EnumConst));
       LastEnumConst = EnumConst;
+      
+      if (D->getDeclContext()->isFunctionOrMethod()) {
+        // If the enumeration is within a function or method, record the enum
+        // constant as a local.
+        SemaRef.CurrentInstantiationScope->InstantiatedLocal(*EC, EnumConst);
+      }
     }
   }