From 72649ed78a25365d003b5218cae7b332c418800e Mon Sep 17 00:00:00 2001
From: Eli Friedman <eli.friedman@gmail.com>
Date: Sun, 6 Dec 2009 22:01:30 +0000
Subject: Work-in-progess rewrite of thunks: move thunk generation outside of
 vtable generation, and make sure we generate thunks when the function is
 defined rather than when the vtable is defined.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@90722 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/CodeGenModule.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'lib/CodeGen/CodeGenModule.cpp')

diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 8fb03b2d19..5f822f509f 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -621,8 +621,13 @@ void CodeGenModule::EmitGlobalDefinition(GlobalDecl GD) {
                                  Context.getSourceManager(),
                                  "Generating code for declaration");
   
-  if (isa<CXXMethodDecl>(D))
+  if (const CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(D)) {
     getVtableInfo().MaybeEmitVtable(GD);
+    if (MD->isVirtual() && MD->isOutOfLine() &&
+        (!isa<CXXDestructorDecl>(D) || GD.getDtorType() != Dtor_Base)) {
+      BuildThunksForVirtual(GD);
+    }
+  }
   
   if (const CXXConstructorDecl *CD = dyn_cast<CXXConstructorDecl>(D))
     EmitCXXConstructor(CD, GD.getCtorType());
-- 
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