compact frame descriptions incompatible with DWARF2 .eh_frame
Mason
mpeg.blue@free.fr
Thu Sep 20 08:32:00 GMT 2012
Steve Ellcey wrote:
> Mason wrote:
>
>> Ian Lance Taylor wrote:
>>
>>> Mason wrote:
>>>
>>>> I'm running a mips-linux-gnu system, using
>>>> gcc version 4.6.3 (Sourcery CodeBench Lite 2012.03-63)
>>>>
>>>> mips-linux-gnu/bin/ld:
>>>> compact frame descriptions incompatible with DWARF2 .eh_frame
>>
>> I'm downloading the source tarball right now.
>> https://sourcery.mentor.com/GNUToolchain/release2190
>
> If you want to use the latest CodeSourcery tools but not have the
> compact frames you can use the flag '-mno-compact-eh' and you should
> get the standard eh frames. That should fix your link problem.
Thanks! I managed to miss this option because I kept reading man gcc,
instead of man mips-linux-gnu-gcc. Doh!
If I understand correctly, gcc 4.3 did not support compact frames,
whereas they are used by default in 4.6, correct?
Can you explain (briefly) the pros and cons of compact frames?
--
Regards.
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