InitializeDefaultRepeatedFields() allocates memory but does not release it.

1 files changed, 15 insertions, 0 deletions

diff --git a/src/google/protobuf/extension_set.cc b/src/google/protobuf/extension_set.cc
index 1b9ec36c..f4786392 100644
--- a/src/google/protobuf/extension_set.cc
+++ b/src/google/protobuf/extension_set.cc
@@ -1622,6 +1622,9 @@ struct StaticDefaultRepeatedFieldsInitializer {
   StaticDefaultRepeatedFieldsInitializer() {
     InitializeDefaultRepeatedFields();
   }
+  ~StaticDefaultRepeatedFieldsInitializer() {
+    DestroyDefaultRepeatedFields();
+  }
 } static_repeated_fields_initializer;
 
 void InitializeDefaultRepeatedFields() {
@@ -1645,6 +1648,18 @@ void InitializeDefaultRepeatedFields() {
       new RepeatedField<bool>;
 }
 
+void DestroyDefaultRepeatedFields() {
+  delete RepeatedStringTypeTraits::default_repeated_field_;
+  delete RepeatedMessageGenericTypeTraits::default_repeated_field_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_int32_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_int64_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_uint32_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_uint64_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_double_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_float_;
+  delete RepeatedPrimitiveGenericTypeTraits::default_repeated_field_bool_;
+}
+
 }  // namespace internal
 }  // namespace protobuf
 }  // namespace google