dead function elimination
jimmy
jimmyb@huawei.com
Wed Dec 20 07:59:00 GMT 2006
Nick Clifton wrote:
> Hi Jimmy,
>
>> If i understand things correctly, there is a restriction on
>> '--gc-sections' that it doesn't work if the link is dynamic. What if
>> my scenario is like this:
>>
>> libsomething.a - some static library built with
>> -ffunction-sections & -fdata-sections
>>
>> src.o - my source code also built with -ffucntion-sections
>>
>> final step:
>>
>> ld -o exec --gc-sections src.o -lsomething
>>
>> In the above step, ld simply says
>>
>> '/usr/bin/ld: Warning: gc-sections option ignored'
>
> Hmm, interesting. I had thought that this would work. I will have to
> look into it when I get from vacation. Are you using the most up to
> date version of the linker sources ?
>
> Cheers
> Nick
binutils-2.17 is able to do it! thank you for the help.
-jb
--
mathematician, n.:
Some one who believes imaginary things appear right before your
i's.
More information about the Binutils
mailing list