[LLVMdev] C++ demangling in LLVM

[Chandler Carruth]

On Wed, Jul 4, 2012 at 11:18 PM, Alexey Samsonov <samsonov at google.com>wrote:

>
> On Thu, Jul 5, 2012 at 9:08 AM, Chandler Carruth <chandlerc at google.com>wrote:
>
>> In the same way that the core LLVM libraries have support routines for
>> DWARF, I think that both mangling and demangling should be provided as
>> well. I suspect that the 'Support' library is the best we have, although
>> eventually we need to split this library up a bit. That's not really your
>> problem though.
>>
>> The bigger problem is that we don't have any good way of sharing code
>> between runtime libraries (such as libcxxabi, sanitizer runtimes, etc) and
>> LLVM.
>>
>
> Yes, surely I want this to happen and would be happy to help if you (or
> someone else) give some advice or guidance.
>

Did you see my proposal to llvmdev some time ago about how to do this? If
you have thoughts about that, we should move the discussion to that thread.


>
>
>> One somewhat interesting question, would the APIs exposed by libcxxabi be
>> sufficient for the sanitizer runtimes?
>>
>
> How can we use libcxxabi anyway? I mean, is it shipped with compiler so
> that we can make Clang driver tell to link user program with
> libcxxabi in the same way we tell it to link with sanitizer runtimes if
> flags -fwhatever-sanitizer is present?
>

Essentially, it could be. It's more complicated than just that though, so I
was just curious if it would work.
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