[cfe-commits] r166069 - in /cfe/trunk: lib/CodeGen/CGCXXABI.h lib/CodeGen/CGVTables.cpp lib/CodeGen/ItaniumCXXABI.cpp lib/CodeGen/MicrosoftCXXABI.cpp test/CodeGenCXX/vtt-layout.cpp

[Eli Friedman]

On Tue, Oct 16, 2012 at 3:56 PM, David Blaikie <dblaikie at gmail.com> wrote:
> Author: dblaikie
> Date: Tue Oct 16 17:56:05 2012
> New Revision: 166069
>
> URL: http://llvm.org/viewvc/llvm-project?rev=166069&view=rev
> Log:
> PR13684: Emit vtable entries for deleted functions as __cxa_deleted_function.
>
> This is consistent/interoperable with GCC 4.7 (& __cxa_deleted_function isn't
> present in 4.4 - not sure when it got added, but you'll need something with
> that function available for this to work).

The use of __cxa_deleted_function needs to be guarded by some sort of
check; it isn't present on any released version of OS X, so generating
it there will lead to a guaranteed link error.

-Eli