[coldfire-gnu-discuss] Override printf

[Daniel Jacobowitz]

On Fri, Jul 11, 2008 at 08:08:18AM +0100, Nathan Sidwell wrote:
>> It looks like this is part of the CS3 library so I am guessing that  
>> Newlib is getting linked in which then makes calls to the functions  
>> above and that CS3 is complaining that they don’t exist since I haven’t  
>> provided them for my hardware.  Is this correct?  How can I get rid of  
>> these warnings?  If Newlib is being linked in (which I think it is  
>> because my final binary is MUCH bigger than before), how do I get it not 
>> to link in and instead use my provided printf?
>
> You are most likely correct that newlib is still being linked in.  You can 
> track this down by using the -v option on your final link, to see how the 
> linker is being invoked.  The -Wl,-Map,a.map option may also be useful to 
> determine what is pulling in newlib.

At a guess, it is referenced by the linker script (the INPUT
directive).

-- 
Daniel Jacobowitz
CodeSourcery