Index: third_party/protobuf/objectivec/Tests/unittest_cycle.proto |
diff --git a/third_party/protobuf/objectivec/Tests/unittest_cycle.proto b/third_party/protobuf/objectivec/Tests/unittest_cycle.proto |
index afc1b0fe275d2e5f527dd87320185cf24808a92d..5f6f56a1aee1d91b3db2cc2b5cc45192734596bc 100644 |
--- a/third_party/protobuf/objectivec/Tests/unittest_cycle.proto |
+++ b/third_party/protobuf/objectivec/Tests/unittest_cycle.proto |
@@ -31,8 +31,10 @@ syntax = "proto2"; |
package protobuf_unittest; |
-// Cycles in the Message graph can cause problems for message class |
-// initialization order. |
+// Cycles in the Message graph can cause problems for the mutable classes |
+// since the properties on the mutable class change types. This file just |
+// needs to generate source, and that source must compile, to ensure the |
+// generated source works for this sort of case. |
// You can't make a object graph that spans files, so this can only be done |
// within a single proto file. |