From 39fcc9a984e2820e4ea0fa2ac4abd17d9f3a31df Mon Sep 17 00:00:00 2001
From: dim <dim@FreeBSD.org>
Date: Sun, 20 Feb 2011 13:06:31 +0000
Subject: Vendor import of clang trunk r126079:
 http://llvm.org/svn/llvm-project/cfe/trunk@126079

---
 test/CodeGenCXX/thunks.cpp | 63 +++++++++++++++++++++++++++++-----------------
 1 file changed, 40 insertions(+), 23 deletions(-)

(limited to 'test/CodeGenCXX/thunks.cpp')

diff --git a/test/CodeGenCXX/thunks.cpp b/test/CodeGenCXX/thunks.cpp
index ba60385..a74cc05 100644
--- a/test/CodeGenCXX/thunks.cpp
+++ b/test/CodeGenCXX/thunks.cpp
@@ -88,31 +88,29 @@ void C::f() { }
 }
 
 // Check that the thunk gets internal linkage.
-namespace {
-
-struct A {
-  virtual void f();
-};
-
-struct B {
-  virtual void f();
-};
-
-struct C : A, B {
-  virtual void c();
-
-  virtual void f();
-};
+namespace Test4B {
+  struct A {
+    virtual void f();
+  };
 
-void C::f() { }
+  struct B {
+    virtual void f();
+  };
 
-}
+  namespace {
+    struct C : A, B {
+      virtual void c();
+      virtual void f();
+    };
+  }
+  void C::c() {}
+  void C::f() {}
 
-// Force C::f to be used.
-void f() { 
-  C c; 
-  
-  c.f();
+  // Force C::f to be used.
+  void f() { 
+    C c; 
+    c.f();
+  }
 }
 
 namespace Test5 {
@@ -260,8 +258,27 @@ namespace Test10 {
   }
 }
 
+// PR7611
+namespace Test11 {
+  struct A {             virtual A* f(); };
+  struct B : virtual A { virtual A* f(); };
+  struct C : B         { virtual C* f(); };
+  C* C::f() { return 0; }
+
+  //  The this-adjustment and return-adjustment thunk required when
+  //  C::f appears in a vtable where A is at a nonzero offset from C.
+  // CHECK: define {{.*}} @_ZTcv0_n24_v0_n32_N6Test111C1fEv(
+
+  //  C::f itself.
+  // CHECK: define {{.*}} @_ZN6Test111C1fEv(
+
+  //  The return-adjustment thunk required when C::f appears in a vtable
+  //  where A is at a zero offset from C.
+  // CHECK: define {{.*}} @_ZTch0_v0_n32_N6Test111C1fEv(
+}
+
 /**** The following has to go at the end of the file ****/
 
 // This is from Test5:
 // CHECK: define linkonce_odr void @_ZTv0_n24_N5Test51B1fEv
-// CHECK: define internal void @_ZThn8_N12_GLOBAL__N_11C1fEv(
+// CHECK: define internal void @_ZThn8_N6Test4B12_GLOBAL__N_11C1fEv(
-- 
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