From f552c20b3dd21855054010e29882e563fdcccff6 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Tue, 15 Feb 2011 18:11:42 +0000
Subject: Emit in-class member function definitions that are marked "used".
 Fixes <rdar://problem/8684363>.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@125579 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/ModuleBuilder.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

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

diff --git a/lib/CodeGen/ModuleBuilder.cpp b/lib/CodeGen/ModuleBuilder.cpp
index 6d9d2770c7..d41d3ac268 100644
--- a/lib/CodeGen/ModuleBuilder.cpp
+++ b/lib/CodeGen/ModuleBuilder.cpp
@@ -71,6 +71,18 @@ namespace {
     /// (because these can be defined in declspecs).
     virtual void HandleTagDeclDefinition(TagDecl *D) {
       Builder->UpdateCompletedType(D);
+      
+      // In C++, we may have member functions that need to be emitted at this 
+      // point.
+      if (Ctx->getLangOptions().CPlusPlus && !D->isDependentContext()) {
+        for (DeclContext::decl_iterator M = D->decls_begin(), 
+                                     MEnd = D->decls_end();
+             M != MEnd; ++M)
+          if (CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(*M))
+            if (Method->isThisDeclarationADefinition() &&
+                Method->hasAttr<UsedAttr>())
+              Builder->EmitTopLevelDecl(Method);
+      }
     }
 
     virtual void HandleTranslationUnit(ASTContext &Ctx) {
-- 
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