1 files changed, 9 insertions, 3 deletions
diff --git a/tools/aapt2/ResourceUtils.cpp b/tools/aapt2/ResourceUtils.cpp
index 0db1c372c901..ae3b4ff1e363 100644
--- a/tools/aapt2/ResourceUtils.cpp
+++ b/tools/aapt2/ResourceUtils.cpp
@@ -74,9 +74,11 @@ bool tryParseReference(const StringPiece16& str, ResourceNameRef* outRef, bool*
             return false;
         }
 
-        outRef->package = package;
-        outRef->type = *parsedType;
-        outRef->entry = entry;
+        if (outRef != nullptr) {
+            outRef->package = package;
+            outRef->type = *parsedType;
+            outRef->entry = entry;
+        }
         if (outCreate) {
             *outCreate = create;
         }
@@ -88,6 +90,10 @@ bool tryParseReference(const StringPiece16& str, ResourceNameRef* outRef, bool*
     return false;
 }
 
+bool isReference(const StringPiece16& str) {
+    return tryParseReference(str, nullptr, nullptr, nullptr);
+}
+
 bool tryParseAttributeReference(const StringPiece16& str, ResourceNameRef* outRef) {
     StringPiece16 trimmedStr(util::trimWhitespace(str));
     if (trimmedStr.empty()) {