1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 11d51a09794..5db2c374aed 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -9928,6 +9928,10 @@ void Sema::ActOnUninitializedDecl(Decl *RealDecl,
 }
 
 void Sema::ActOnCXXForRangeDecl(Decl *D) {
+  // If there is no declaration, there was an error parsing it. Ignore it.
+  if (!D)
+    return;
+
   VarDecl *VD = dyn_cast<VarDecl>(D);
   if (!VD) {
     Diag(D->getLocation(), diag::err_for_range_decl_must_be_var);