From d41a3d630c529c61a1a01ba95867965744b4cc12 Mon Sep 17 00:00:00 2001
From: 0xAAE <avramenko.a@gmail.com>
Date: Tue, 15 Sep 2015 01:46:28 +0300
Subject: [PATCH] Add GOOGLE_ATTRIBUTE_NOINLINE to GetArena() and
 GetMaybeArenaPointer() methods. This is to avoid "unresolved link" errors in
 MSVC 2015 during Release build

---
 src/google/protobuf/message.cc | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/google/protobuf/message.cc b/src/google/protobuf/message.cc
index 2f6416d0f3..9a58678348 100644
--- a/src/google/protobuf/message.cc
+++ b/src/google/protobuf/message.cc
@@ -495,11 +495,19 @@ Message* GenericTypeHandler<Message>::NewFromPrototype(
   return prototype->New(arena);
 }
 template<>
+#if defined(_MSC_VER) && (_MSC_VER >= 1900)
+// Note: force noinline to workaround MSVC 2015 compiler bug, issue #240
+GOOGLE_ATTRIBUTE_NOINLINE
+#endif
 google::protobuf::Arena* GenericTypeHandler<Message>::GetArena(
     Message* value) {
   return value->GetArena();
 }
 template<>
+#if defined(_MSC_VER) && (_MSC_VER >= 1900)
+// Note: force noinline to workaround MSVC 2015 compiler bug, issue #240
+GOOGLE_ATTRIBUTE_NOINLINE
+#endif
 void* GenericTypeHandler<Message>::GetMaybeArenaPointer(
     Message* value) {
   return value->GetMaybeArenaPointer();