1 files changed, 7 insertions, 2 deletions
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 2858f36511..7411e809db 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -1672,9 +1672,14 @@ bool Sema::DiagnoseEmptyLookup(Scope *S, CXXScopeSpec &SS, LookupResult &R,
             << SS.getRange()
             << FixItHint::CreateReplacement(Corrected.getCorrectionRange(),
                                             CorrectedStr);
-        if (ND)
-          Diag(ND->getLocation(), diag::note_previous_decl)
+        if (ND) {
+          unsigned diag = isa<ImplicitParamDecl>(ND)
+            ? diag::note_implicit_param_decl
+            : diag::note_previous_decl;
+
+          Diag(ND->getLocation(), diag)
             << CorrectedQuotedStr;
+        }
 
         // Tell the callee to try to recover.
         return false;