From 9889652dbc10060cd604861ed2e5bc6719f845b0 Mon Sep 17 00:00:00 2001
From: Fariborz Jahanian <fjahanian@apple.com>
Date: Thu, 6 Aug 2009 23:38:16 +0000
Subject: Patch toward synthesizing copy constructors. Work in progress.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78355 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/CodeGen/CodeGenFunction.cpp | 23 ++++++++++++++++-------
 1 file changed, 16 insertions(+), 7 deletions(-)

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

diff --git a/lib/CodeGen/CodeGenFunction.cpp b/lib/CodeGen/CodeGenFunction.cpp
index 22c099f8dc..0f155ec648 100644
--- a/lib/CodeGen/CodeGenFunction.cpp
+++ b/lib/CodeGen/CodeGenFunction.cpp
@@ -240,13 +240,22 @@ void CodeGenFunction::GenerateCode(const FunctionDecl *FD,
   }
   else 
     if (const CXXConstructorDecl *CD = dyn_cast<CXXConstructorDecl>(FD)) {
-      assert(
-             !cast<CXXRecordDecl>(CD->getDeclContext())->
-              hasUserDeclaredConstructor() &&
-             "bogus constructor is being synthesize");
-      StartFunction(FD, FD->getResultType(), Fn, Args, SourceLocation());
-      EmitCtorPrologue(CD);
-      FinishFunction();
+      const CXXRecordDecl *ClassDecl = 
+        cast<CXXRecordDecl>(CD->getDeclContext());
+      (void) ClassDecl;
+      if (CD->isCopyConstructor(getContext())) {
+        assert(!ClassDecl->hasUserDeclaredCopyConstructor() &&
+               "bogus constructor is being synthesize");
+        StartFunction(FD, FD->getResultType(), Fn, Args, SourceLocation());
+        FinishFunction();
+      }
+      else {
+        assert(!ClassDecl->hasUserDeclaredConstructor() &&
+               "bogus constructor is being synthesize");
+        StartFunction(FD, FD->getResultType(), Fn, Args, SourceLocation());
+        EmitCtorPrologue(CD);
+        FinishFunction();
+      }
     }
     
   // Destroy the 'this' declaration.
-- 
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