[Bug ld/31009] regression: assertion fail ../../bfd/merge.c:243

[jonny.weir at clearpool dot io]

https://sourceware.org/bugzilla/show_bug.cgi?id=31009

--- Comment #9 from Jonny Weir <jonny.weir at clearpool dot io> ---
Hi Nick

(In reply to Nick Clifton from comment #8)
> Hi Jonny,
> 
> (In reply to Jonny Weir from comment #3)
>  
> > > Are you able to attach a debugger to the linker and discover the values 
> > > that
> > > are triggering this assertion ?  The code looks like this:
> > 
> > I attached gdb to the ld process, but I think a few things happen that make
> > it more difficult to get a stack trace. I believe it forks another process
> > and that is the process that spits out the assertion messages, so when that
> > returns, there is no stack to examine. Unless there is a way to do this that
> > I don't see, I cant see how to get the required stack trace.
>  
> As you have already found, using printf()s in a situation like this is
> generally the best way to proceed, but just in case you are interested it is
> possible to run gdb on the actual link process, although it is rather
> complicated:
> 
> ...

Many thanks for this detailed explanation! That is very useful and good to
know. It's always great to expand the repertoire with a few more tools.

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