1 files changed, 7 insertions, 0 deletions
diff --git a/clang/lib/Frontend/TestModuleFileExtension.cpp b/clang/lib/Frontend/TestModuleFileExtension.cpp
index 354aa7f..f7d3f15 100644
--- a/clang/lib/Frontend/TestModuleFileExtension.cpp
+++ b/clang/lib/Frontend/TestModuleFileExtension.cpp
@@ -127,3 +127,10 @@ TestModuleFileExtension::createExtensionReader(
   return std::unique_ptr<ModuleFileExtensionReader>(
                                                     new TestModuleFileExtension::Reader(this, Stream));
 }
+
+llvm::raw_ostream &clang::operator<<(llvm::raw_ostream &OS,
+                                     const TestModuleFileExtension &Extension) {
+  return OS << Extension.BlockName << ":" << Extension.MajorVersion << ":"
+            << Extension.MinorVersion << ":" << Extension.Hashed << ":"
+            << Extension.UserInfo;
+}