[LLVMdev] Unable to build PBQP/Graph.h with libc++

[Lang Hames]

I think I've fixed this issue with r166484. Let me know if you run into
further problems building PBQP with libc++ and C++11.

- Lang.

On Sat, Oct 20, 2012 at 2:59 PM, Lang Hames <lhames at gmail.com> wrote:

> This is a known issue with the current PBQP data structures. I'm working
> on an overhaul of the PBQP allocator at the moment which should address
> this.
>
> - Lang.
>
>
> On Sat, Oct 20, 2012 at 2:08 PM, Benjamin Kramer <benny.kra at gmail.com>wrote:
>
>>
>> On 20.10.2012, at 22:47, Jordan Rose <jordan_rose at apple.com> wrote:
>>
>> > Hi, everyone. Today I was trying to build LLVM with libc++ and C++11
>> enabled, and I ran into this:
>> >
>> >
>> http://stackoverflow.com/questions/10065384/instantiation-of-a-list-with-an-incomplete-type-in-a-typedef
>> >
>> > Basically, PBQP/Graph.h forward-declares classes, then tries to get
>> iterators for std::lists of those classes. This is technically undefined
>> behavior. I tried fudging with the order of declarations for a while, but
>> gave up after realizing there's not an easy way out.
>> >
>> > Is anyone else building LLVMCodeGen with libc++ and C++11? Is anyone
>> else seeing this?
>>
>> I was hitting this problem a while ago, but it's not reproducible when
>> compiling llvm with clang trunk and libc++ trunk.
>>
>> - Ben
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>>
>
>
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