From dbafc19fe0d5541263669ca9acd44b093f40e6c1 Mon Sep 17 00:00:00 2001
From: Francois Pichet <pichet2000@gmail.com>
Date: Thu, 9 Dec 2010 10:07:54 +0000
Subject: [PATCH] Fix PR8760: IndirectFieldDecl Type was not updated during
 template instantiation.

llvm-svn: 121363
---
 clang/lib/Sema/SemaTemplateInstantiateDecl.cpp      |  3 ++-
 .../anonymous-union-member-initializer.cpp          | 13 +++++++++++++
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
index e3b8cfe751ca..f98efec5ed25 100644
--- a/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
+++ b/clang/lib/Sema/SemaTemplateInstantiateDecl.cpp
@@ -467,9 +467,10 @@ Decl *TemplateDeclInstantiator::VisitIndirectFieldDecl(IndirectFieldDecl *D) {
     NamedChain[i++] = (SemaRef.FindInstantiatedDecl(D->getLocation(),
                                             *PI, TemplateArgs));
 
+  QualType T = cast<FieldDecl>(NamedChain[i-1])->getType();
   IndirectFieldDecl* IndirectField
     = IndirectFieldDecl::Create(SemaRef.Context, Owner, D->getLocation(),
-                                D->getIdentifier(), D->getType(),
+                                D->getIdentifier(), T,
                                 NamedChain, D->getChainingSize());
 
 
diff --git a/clang/test/CodeGenCXX/anonymous-union-member-initializer.cpp b/clang/test/CodeGenCXX/anonymous-union-member-initializer.cpp
index 9ba38052e172..187164e3fa91 100644
--- a/clang/test/CodeGenCXX/anonymous-union-member-initializer.cpp
+++ b/clang/test/CodeGenCXX/anonymous-union-member-initializer.cpp
@@ -90,3 +90,16 @@ struct S {
     };
   };
 } s;
+
+
+ //PR8760 
+ template <typename T>
+  struct Foo {
+    Foo() : ptr(__nullptr) {}
+    union {
+      T *ptr;
+   };
+  };
+  Foo<int> f;
+  
+