RE: "Assertion failed!"

[Daniel Rosen]

> -----Original Message-----
> From: David Kastrup [mailto:address@hidden
> Sent: Saturday, June 13, 2015 5:23 AM
> To: Andrew Bernard
> Cc: Daniel Rosen; address@hidden
> Subject: Re: "Assertion failed!"
> 
> Andrew Bernard <address@hidden> writes:
> 
> > Hi David,
> >
> > The one I have reported dumps core. So pretty much a fatal error.
> 
> Assertion failures always dump core.  The idea is that they dump core at a
> point of time where one is still reasonably close to the problem rather than 
> at
> some arbitrary point later.
> 
> A core dump can be used for analyzing the state of the program at the point
> of the core dump.
> 
> > But it is good to know the program behaviour has been altered and that
> > accounts for why we are suddenly seeing assertion failures when they
> > occur.
> 
> The difference is just that the production version of LilyPond no longer
> ignores assertions and just crosses fingers.
> 
> Some assertions might warrant converting into programming errors, some
> assertions might warrant finding the cause and either fixing it or putting up
> some sensible continuation strategy.
> 
> At any rate, the failed assertions will not go away by themselves:
> making suitable small examples and reporting them on the bug reporting list
> will give developers a chance to look at them as they occur.
> 
> --
> David Kastrup

Would it still be helpful for me to submit a bug report, or have you now 
identified an existing issue as the culprit?

DR