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Re: libbacktrace and darwin

On Fri, Oct 5, 2012 at 9:15 AM, Tristan Gingold <> wrote:
> On Oct 4, 2012, at 11:23 PM, Ian Lance Taylor wrote:
>> On Thu, Oct 4, 2012 at 1:32 PM, Jack Howarth <> wrote:
>>>   Is libbacktrace currently functional in gcc trunk and is it expected
>>> to function on darwin? While I could understand it not working on installed
>>> binaries of FSF gcc that were stripped, I would think it should work for
>>> make check in the build tree since all of the debug code should be present
>>> in the object files. Or doesn't libbacktrace know to look there for the
>>> dwarf code? Thanks in advance for any clarifications.
>> libbacktrace is functional in GCC trunk.  However, it does not yet
>> support the Mach-O object file format.  I hope to work on that at some
>> point, but it would be great if somebody else tackled it.  It's
>> probably straightforward to implement based on code in
>> libiberty/simple-object-mach-o.c.
> I doubt it will, as dwarf info aren't in the executable.  I think it will be
> simpler to support .dsym (separate debug file) at first.

So I take it that libbacktrace doesn't work with the separate DWARF
debuginfo as shipped by all Linux distributions either?


> Tristan.

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