stupid linker question.... to remove unused functions in the object file.

[Becky Bruce]

I believe you can use -ffunction-sections -Wl,--gc-sections when you  
compile and link.  If you have binutils prior to 2.16, this only  
works with -static.

-B


On Jul 24, 2006, at 7:07 AM, Parav Pandit wrote:

> Hi,
>
> I have few functions in a C file but those are not
> called at present. Even though those function
> definitions are part of the object file.
> Those will be called later on.
>
> What CFLAGS should I pass to remove unused functions?
> I cannot enable -Ox at present to have any
> unpredictable behaviour.
>
> Regards,
> Parav Pandit
>
>
> --- Wade Maxfield <wmaxfield at gmail.com> wrote:
>
>> gcc -Wa,-alhs -g main.c >main.cs
>>
>>   will put interleaved code/assembly into main.cs
>> file.
>>
>> wade
>>
>>
>>
>> On 7/21/06, Steve Iribarne (GMail)
>> <netstv at gmail.com> wrote:
>>>
>>> I forgot the flag that generates a list file that
>> has both assembly
>>> and c mixed in.
>>>
>>> Anyone?
>>>
>>> Thanks...
>>>
>>> -stv
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