1 files changed, 21 insertions, 4 deletions
diff --git a/clang/lib/Sema/Sema.cpp b/clang/lib/Sema/Sema.cpp
index 6cc596cec1b..aab03897963 100644
--- a/clang/lib/Sema/Sema.cpp
+++ b/clang/lib/Sema/Sema.cpp
@@ -1007,10 +1007,17 @@ void Sema::PushBlockScope(Scope *BlockScope, BlockDecl *Block) {
                                               BlockScope, Block));
 }
 
-void Sema::PushLambdaScope(CXXRecordDecl *Lambda,
-                           CXXMethodDecl *CallOperator) {
-  FunctionScopes.push_back(new LambdaScopeInfo(getDiagnostics(), Lambda,
-                                               CallOperator));
+void Sema::PushLambdaScope() {
+  FunctionScopes.push_back(new LambdaScopeInfo(getDiagnostics()));
+}
+
+void Sema::RecordParsingTemplateParameterDepth(unsigned Depth) {
+  if (LambdaScopeInfo *const LSI = getCurLambda()) {
+    LSI->AutoTemplateParameterDepth = Depth;
+    return;
+  } 
+  assert(false && 
+      "Remove assertion if intentionally called in a non-lambda context.");
 }
 
 void Sema::PopFunctionScopeInfo(const AnalysisBasedWarnings::Policy *WP,
@@ -1066,6 +1073,16 @@ LambdaScopeInfo *Sema::getCurLambda() {
 
   return dyn_cast<LambdaScopeInfo>(FunctionScopes.back());
 }
+// We have a generic lambda if we parsed auto parameters, or we have 
+// an associated template parameter list.
+LambdaScopeInfo *Sema::getCurGenericLambda() {
+  if (LambdaScopeInfo *LSI =  getCurLambda()) {
+    return (LSI->AutoTemplateParams.size() ||
+                    LSI->GLTemplateParameterList) ? LSI : 0;
+  }
+  return 0;
+}
+
 
 void Sema::ActOnComment(SourceRange Comment) {
   if (!LangOpts.RetainCommentsFromSystemHeaders &&