Support for [class.local]p4.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@74030 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaDecl.cpp b/lib/Sema/SemaDecl.cpp
index 48d1d64..7c4cb60 100644
--- a/lib/Sema/SemaDecl.cpp
+++ b/lib/Sema/SemaDecl.cpp
@@ -1807,6 +1807,15 @@
     } else if (SC == VarDecl::None)
       SC = VarDecl::Static;
   }
+  if (SC == VarDecl::Static) {
+    if (const CXXRecordDecl *RD = dyn_cast<CXXRecordDecl>(DC)) {
+      if (RD->isLocalClass())
+        Diag(D.getIdentifierLoc(), 
+             diag::err_static_data_member_not_allowed_in_local_class)
+          << Name << RD->getDeclName();
+    }
+  }
+        
     
   // The variable can not 
   NewVD = VarDecl::Create(Context, DC, D.getIdentifierLoc(), 
diff --git a/lib/Sema/SemaStmt.cpp b/lib/Sema/SemaStmt.cpp
index 5a91496..914839c 100644
--- a/lib/Sema/SemaStmt.cpp
+++ b/lib/Sema/SemaStmt.cpp
@@ -835,7 +835,6 @@
 
 Action::OwningStmtResult
 Sema::ActOnReturnStmt(SourceLocation ReturnLoc, FullExprArg rex) {
-  bool RetValExprIsValid = !rex->isInvalid();
   Expr *RetValExp = rex->takeAs<Expr>();
   if (CurBlock)
     return ActOnBlockReturnStmt(ReturnLoc, RetValExp);