r241564 - Don't rely on the use of non-POD types within unions.

[Ed Maste]

On 7 July 2015 at 05:45, Yaron Keren <yaron.keren at gmail.com> wrote:
> Hi Douglas,
>
> One of these Objective C patches breaks Visual C++ compilation, see
>
>
> http://lab.llvm.org:8011/builders/clang-x86-win2008-selfhost/builds/1803/steps/build%20stage%201/logs/stdio

r241564 also introduced large number of warnings in the LLDB build
(FreeBSD Clang 3.4.1 host compiler):

[1968/2454] Building CXX object tools/...bCommands.dir/CommandObjectFrame.cpp.o
In file included from ../tools/lldb/source/Commands/CommandObjectFrame.cpp:25:
In file included from
../tools/lldb/include/lldb/DataFormatters/DataVisualization.h:20:
In file included from
../tools/lldb/include/lldb/DataFormatters/FormatManager.h:23:
In file included from
../tools/lldb/include/lldb/DataFormatters/FormattersContainer.h:19:
../tools/lldb/../clang/include/clang/AST/DeclObjC.h:613:5: warning:
anonymous types declared in an anonymous union are an extension
[-Wnested-anon-types]
    struct {
    ^
1 warning generated.