Fixup key function calculations.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89412 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 5 insertions, 7 deletions

diff --git a/lib/CodeGen/CGRecordLayoutBuilder.cpp b/lib/CodeGen/CGRecordLayoutBuilder.cpp
index a63c8325ff..edf19f78c8 100644
--- a/lib/CodeGen/CGRecordLayoutBuilder.cpp
+++ b/lib/CodeGen/CGRecordLayoutBuilder.cpp
@@ -345,12 +345,8 @@ static const CXXMethodDecl *GetKeyFunction(const RecordDecl *D) {
     if (MD->isPure())
       continue;
 
-    // FIXME: This doesn't work.  If we have an out of line body, that body will
-    // set the MD to have a body, what we want to know is, was the body present
-    // inside the declaration of the class.  For now, we just avoid the problem
-    // by pretending there is no key function.
-    return 0;
-    if (MD->getBody())
+    const FunctionDecl *fn;
+    if (MD->getBody(fn) && !fn->isOutOfLine())
       continue;
 
     // We found it.
diff --git a/lib/CodeGen/CodeGenModule.cpp b/lib/CodeGen/CodeGenModule.cpp
index 195acc5bc1..1fbd3b9273 100644
--- a/lib/CodeGen/CodeGenModule.cpp
+++ b/lib/CodeGen/CodeGenModule.cpp
@@ -623,7 +623,9 @@ void CodeGenModule::EmitGlobalDefinition(GlobalDecl GD) {
     const CGRecordLayout &CGLayout = Types.getCGRecordLayout(RD);
     // A definition of a KeyFunction, generates all the class data, such
     // as vtable, rtti and the VTT.
-    if (CGLayout.getKeyFunction() == MD)
+    if (CGLayout.getKeyFunction()
+        && (CGLayout.getKeyFunction()->getCanonicalDecl()
+            == MD->getCanonicalDecl()))
       getVtableInfo().GenerateClassData(RD);
   }
   if (const CXXConstructorDecl *CD = dyn_cast<CXXConstructorDecl>(D))