[PATCH] Use dwarf-2 by default on OpenBSD and FreeBSD

[Eric Christopher]

On Thu, Jun 12, 2014 at 5:27 PM, Brad Smith <brad at comstyle.com> wrote:
> On 12/06/14 8:11 PM, Eric Christopher wrote:
>>
>> On Thu, Jun 12, 2014 at 5:04 PM, Brad Smith <brad at comstyle.com> wrote:
>>>
>>> On 12/06/14 2:17 PM, Eric Christopher wrote:
>>>>
>>>>
>>>> Sad.
>>>
>>>
>>>
>>> Yes, the real world is sad.
>>>
>>>> Why?
>>>
>>>
>>>
>>> The toolchain won't be changing anytime soon (that would require an
>>> option
>>> to be able to move to anyway which there isn't). The current toolchain
>>> only
>>> supports DWARF-2.
>>>
>>
>> Any way you can conditionalize this based on OS version that may have
>> a newer gdb/lldb that'll support non-dwarf2? If not, that's fine.
>
>
> Can you clarify what you have in mind? I'm just getting into hacking on
> LLVM/Clang but I was thinking maybe having a variable in
> include/clang/Driver/ToolChain.h and lib/Driver/ToolChains.h that specifies
> the
> default DWARF version and whatever the override is that way making
> it easier to adjust for particular OS versions. I haven't written
> anything yet it was just an idea after I sent out the initial diff.
>
>

Was hoping that you had a, say, freebsd12 that would magically solve
this problem and you could conditionalize on that.

Sounds like no though :)

-eric