From 912d8195dad66d158fed2c9dc38a039448f3f43e Mon Sep 17 00:00:00 2001
From: Christian Maurer <c.maurer@gmx.at>
Date: Tue, 15 Oct 2019 12:58:58 +0200
Subject: [PATCH] c++ remove unused parameters

---
 src/google/protobuf/extension_set.h | 2 +-
 src/google/protobuf/message_lite.h  | 4 ++--
 src/google/protobuf/parse_context.h | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/google/protobuf/extension_set.h b/src/google/protobuf/extension_set.h
index baf54c3182..b704147183 100644
--- a/src/google/protobuf/extension_set.h
+++ b/src/google/protobuf/extension_set.h
@@ -760,7 +760,7 @@ class PROTOBUF_EXPORT ExtensionSet {
 
   bool FindExtension(int wire_type, uint32 field,
                      const MessageLite* containing_type,
-                     const internal::ParseContext* ctx,
+                     const internal::ParseContext* /*ctx*/,
                      ExtensionInfo* extension, bool* was_packed_on_wire) {
     GeneratedExtensionFinder finder(containing_type);
     return FindExtensionInfoFromFieldNumber(wire_type, field, &finder,
diff --git a/src/google/protobuf/message_lite.h b/src/google/protobuf/message_lite.h
index 1ef5d23143..0b718a0a2d 100644
--- a/src/google/protobuf/message_lite.h
+++ b/src/google/protobuf/message_lite.h
@@ -434,8 +434,8 @@ class PROTOBUF_EXPORT MessageLite {
   // method.)
   virtual int GetCachedSize() const = 0;
 
-  virtual const char* _InternalParse(const char* ptr,
-                                     internal::ParseContext* ctx) {
+  virtual const char* _InternalParse(const char* /*ptr*/,
+                                     internal::ParseContext* /*ctx*/) {
     return nullptr;
   }
 
diff --git a/src/google/protobuf/parse_context.h b/src/google/protobuf/parse_context.h
index f15cb35f88..fa2a1cdffa 100644
--- a/src/google/protobuf/parse_context.h
+++ b/src/google/protobuf/parse_context.h
@@ -491,7 +491,7 @@ PROTOBUF_EXPORT
 std::pair<const char*, uint32> ReadTagFallback(const char* p, uint32 res);
 
 // Same as ParseVarint but only accept 5 bytes at most.
-inline const char* ReadTag(const char* p, uint32* out, uint32 max_tag = 0) {
+inline const char* ReadTag(const char* p, uint32* out, uint32 /*max_tag*/ = 0) {
   uint32 res = static_cast<uint8>(p[0]);
   if (res < 128) {
     *out = res;