[Buildroot] Can't resolve symbol '__cxa_atexit'

Nathanael D. Noblet nathanael at gnat.ca
Tue Aug 28 22:19:37 UTC 2007


Nathanael D. Noblet wrote:
> Hello,
>    I am trying to re-create an environment that I created in Oct 2005, 
> so that I can make some changes to a program I wrote way back then. I 
> was using uClibc 0.9.28 at the time. I've used a current buildroot to 
> get me what I thought was that environment. I think I have the same 
> gcc/binutils versions 3.4.6 and binutils 2.16.1. When I compile my 
> program against this new environment it seems to work, until I move it 
> to the target device, where it runs for a bit then outputs
> 
> /a.out: Can't resolve symbol '__cxa_atexit'
> 
> So I'm assuming that something changed in the uClibc config I originally 
> used and this one that I tried to get to match. Any ideas how to go 
> about re-creating this environment or how to solve the above error?
> 

Well as usually moments afterwards, checking the uClibc .config I found 
an option for the dynamic atexit functions. Disabled, rebuilt, and now 
I'm moving along... Thanks anyway ;)



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