Re: GNU Emacs crashes with longlines-mode and outline-mode

[Jason Rumney]

Jason Rumney wrote:
> David Kastrup wrote:
>   
>> Have you compiled with -fno-thread-jumps?  Because otherwise the stack
>> traceback from failed assertions will be nonsense since gcc will reuse
>> the same abort call for every assertion.
>>   
>>     
>
> My development versions are unoptimised because of this and other
> debugging problems.
>   

In fact, xassert is defined to do nothing by default. When I define
XASSERTS and recompile xdisp.c, it fails on the xassert statement I
expected. I had hoped it might fail on an earlier xassert, which might
give us more information about what is going wrong, but that was not the
case.