From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Tue, 20 Mar 2018 15:42:58 +0000 (+0000)
Subject: Set dso_local for guid decls.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=29c65f90ec05124855608d2011fbd0ef8ea75dec;p=clang

Set dso_local for guid decls.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@327991 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index a47c1c649d..310fb8e190 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -1921,6 +1921,7 @@ ConstantAddress CodeGenModule::GetAddrOfUuidDescriptor(
       /*isConstant=*/true, llvm::GlobalValue::LinkOnceODRLinkage, Init, Name);
   if (supportsCOMDAT())
     GV->setComdat(TheModule.getOrInsertComdat(GV->getName()));
+  setDSOLocal(GV);
   return ConstantAddress(GV, Alignment);
 }
 
diff --git a/test/CodeGenCXX/microsoft-templ-uuidof.cpp b/test/CodeGenCXX/microsoft-templ-uuidof.cpp
index 4d30a6f9dd..7d40a15c93 100644
--- a/test/CodeGenCXX/microsoft-templ-uuidof.cpp
+++ b/test/CodeGenCXX/microsoft-templ-uuidof.cpp
@@ -15,6 +15,8 @@ struct __declspec(uuid("{BBBBBBBB-BBBB-BBBB-BBBB-BBBBBBBBBBBB}")) X<B> {};
 
 struct __declspec(uuid("{CCCCCCCC-CCCC-CCCC-CCCC-CCCCCCCCCCCC}")) C {};
 
+// CHECK-DAG: @_GUID_aaaaaaaa_aaaa_aaaa_aaaa_aaaaaaaaaaaa = linkonce_odr dso_local
+
 const _GUID &xa = __uuidof(X<A>);
 // CHECK-DAG:  @"?xa@@3ABU_GUID@@B" = {{.*}} @_GUID_aaaaaaaa_aaaa_aaaa_aaaa_aaaaaaaaaaaa