Index: pkg/compiler/lib/src/common/backend_api.dart |
diff --git a/pkg/compiler/lib/src/common/backend_api.dart b/pkg/compiler/lib/src/common/backend_api.dart |
index c24a2a6f227607a077e08898229b4bfd1ef97048..e978d7e9cf58bd428ede7e6f280aee2c566e445e 100644 |
--- a/pkg/compiler/lib/src/common/backend_api.dart |
+++ b/pkg/compiler/lib/src/common/backend_api.dart |
@@ -314,8 +314,9 @@ abstract class Backend extends Target { |
/// times, but [onQueueClosed] is only called once. |
void onQueueClosed() {} |
- /// Called when the compiler starts running the codegen enqueuer. |
- void onCodegenStart() {} |
+ /// Called when the compiler starts running the codegen enqueuer. The |
+ /// [WorldImpact] of enabled backend features is returned. |
+ WorldImpact onCodegenStart() => const WorldImpact(); |
// Does this element belong in the output |
bool shouldOutput(Element element) => true; |