diff --git a/src/google/protobuf/api.pb.cc b/src/google/protobuf/api.pb.cc
index 9bd78e3355..ac4b71dfa2 100644
--- a/src/google/protobuf/api.pb.cc
+++ b/src/google/protobuf/api.pb.cc
@@ -587,9 +587,12 @@ void Api::MergeImpl(::google::protobuf::Message& to_msg, const ::google::protobu
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_methods()->MergeFrom(from._internal_methods());
-  _this->_internal_mutable_options()->MergeFrom(from._internal_options());
-  _this->_internal_mutable_mixins()->MergeFrom(from._internal_mixins());
+  _this->_internal_mutable_methods()->MergeFrom(
+      from._internal_methods());
+  _this->_internal_mutable_options()->MergeFrom(
+      from._internal_options());
+  _this->_internal_mutable_mixins()->MergeFrom(
+      from._internal_mixins());
   if (!from._internal_name().empty()) {
     _this->_internal_set_name(from._internal_name());
   }
@@ -970,7 +973,8 @@ void Method::MergeImpl(::google::protobuf::Message& to_msg, const ::google::prot
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_options()->MergeFrom(from._internal_options());
+  _this->_internal_mutable_options()->MergeFrom(
+      from._internal_options());
   if (!from._internal_name().empty()) {
     _this->_internal_set_name(from._internal_name());
   }
diff --git a/src/google/protobuf/struct.pb.cc b/src/google/protobuf/struct.pb.cc
index eb2d0985ed..2fdc70f76f 100644
--- a/src/google/protobuf/struct.pb.cc
+++ b/src/google/protobuf/struct.pb.cc
@@ -974,7 +974,8 @@ void ListValue::MergeImpl(::google::protobuf::Message& to_msg, const ::google::p
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_values()->MergeFrom(from._internal_values());
+  _this->_internal_mutable_values()->MergeFrom(
+      from._internal_values());
   _this->_internal_metadata_.MergeFrom<::google::protobuf::UnknownFieldSet>(from._internal_metadata_);
 }
 
diff --git a/src/google/protobuf/type.pb.cc b/src/google/protobuf/type.pb.cc
index 2779ce15e2..034dabf2fa 100644
--- a/src/google/protobuf/type.pb.cc
+++ b/src/google/protobuf/type.pb.cc
@@ -799,9 +799,11 @@ void Type::MergeImpl(::google::protobuf::Message& to_msg, const ::google::protob
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_fields()->MergeFrom(from._internal_fields());
+  _this->_internal_mutable_fields()->MergeFrom(
+      from._internal_fields());
   _this->_internal_mutable_oneofs()->MergeFrom(from._internal_oneofs());
-  _this->_internal_mutable_options()->MergeFrom(from._internal_options());
+  _this->_internal_mutable_options()->MergeFrom(
+      from._internal_options());
   if (!from._internal_name().empty()) {
     _this->_internal_set_name(from._internal_name());
   }
@@ -1263,7 +1265,8 @@ void Field::MergeImpl(::google::protobuf::Message& to_msg, const ::google::proto
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_options()->MergeFrom(from._internal_options());
+  _this->_internal_mutable_options()->MergeFrom(
+      from._internal_options());
   if (!from._internal_name().empty()) {
     _this->_internal_set_name(from._internal_name());
   }
@@ -1653,8 +1656,10 @@ void Enum::MergeImpl(::google::protobuf::Message& to_msg, const ::google::protob
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_enumvalue()->MergeFrom(from._internal_enumvalue());
-  _this->_internal_mutable_options()->MergeFrom(from._internal_options());
+  _this->_internal_mutable_enumvalue()->MergeFrom(
+      from._internal_enumvalue());
+  _this->_internal_mutable_options()->MergeFrom(
+      from._internal_options());
   if (!from._internal_name().empty()) {
     _this->_internal_set_name(from._internal_name());
   }
@@ -1915,7 +1920,8 @@ void EnumValue::MergeImpl(::google::protobuf::Message& to_msg, const ::google::p
   ::uint32_t cached_has_bits = 0;
   (void) cached_has_bits;
 
-  _this->_internal_mutable_options()->MergeFrom(from._internal_options());
+  _this->_internal_mutable_options()->MergeFrom(
+      from._internal_options());
   if (!from._internal_name().empty()) {
     _this->_internal_set_name(from._internal_name());
   }