fix a missing check in my last patch.

// rdar://13094352


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@176529 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 12 insertions, 3 deletions

diff --git a/include/clang/AST/CommentSema.h b/include/clang/AST/CommentSema.h
index 8eb49f65ba..1d8112fa56 100644
--- a/include/clang/AST/CommentSema.h
+++ b/include/clang/AST/CommentSema.h
@@ -206,6 +206,7 @@ public:
   void resolveParamCommandIndexes(const FullComment *FC);
 
   bool isFunctionDecl();
+  bool isAnyFunctionDecl();
   bool isFunctionPointerVarDecl();
   bool isObjCMethodDecl();
   bool isObjCPropertyDecl();
diff --git a/lib/AST/CommentSema.cpp b/lib/AST/CommentSema.cpp
index 23e27a3fe5..a834bb4b03 100644
--- a/lib/AST/CommentSema.cpp
+++ b/lib/AST/CommentSema.cpp
@@ -94,9 +94,12 @@ void Sema::checkFunctionDeclVerbatimLine(const BlockCommandComment *Comment) {
     return;
   StringRef Name = Info->Name;
   unsigned DiagKind = llvm::StringSwitch<unsigned>(Name)
-  .Case("function", diag::warn_doc_function_not_attached_to_a_function_decl)
-  .Case("method", diag::warn_doc_method_not_attached_to_a_objc_method_decl)
-  .Case("callback", diag::warn_doc_callback_not_attached_to_a_function_ptr_decl)
+  .Case("function", !isAnyFunctionDecl() ?
+                    diag::warn_doc_function_not_attached_to_a_function_decl : 0)
+  .Case("method", !isObjCMethodDecl() ?
+                  diag::warn_doc_method_not_attached_to_a_objc_method_decl : 0)
+  .Case("callback", !isFunctionPointerVarDecl() ?
+        diag::warn_doc_callback_not_attached_to_a_function_ptr_decl : 0)
   .Default(0);
   
   if (DiagKind)
@@ -691,6 +694,11 @@ bool Sema::isFunctionDecl() {
   return ThisDeclInfo->getKind() == DeclInfo::FunctionKind;
 }
 
+bool Sema::isAnyFunctionDecl() {
+  return isFunctionDecl() && ThisDeclInfo->CurrentDecl &&
+         isa<FunctionDecl>(ThisDeclInfo->CurrentDecl);
+}
+  
 bool Sema::isObjCMethodDecl() {
   return isFunctionDecl() && ThisDeclInfo->CurrentDecl &&
          isa<ObjCMethodDecl>(ThisDeclInfo->CurrentDecl);