Re: [Boost-testing] Fix process_jam_long hangs by truncating message length

From: Nicola Musatti (nicola.musatti_at_[hidden])
Date: 2008-01-03 04:11:01

K. Noel Belcourt <kbelco <at> sandia.gov> writes:

> 
> Hi,
> 
> I've noticed that the Pgi compiler generates very long error messages  
> (some in excess of 500k bytes).  Diagnostics this long cause  
> process_jam_log to hang or get killed with a stack overflow message  
> (probably caused by recursion in the split function).
> 
> I'd like to propose we only process the first 8k bytes of an error  
> message and throw away the rest.  Truncating the line length gets the  
> Pgi test results reporting working reliably.  I've attached a simple  
> patch to process_jam_log.cpp that I'd like to apply if there's no  
> objections.  If people prefer, we could use a 16k limit instead of 8k.

Gasp! I had forgotten that I actually promised to look into this very problem!
As you can see from this thread:
http://thread.gmane.org/gmane.comp.lib.boost.testing/5129
Beman himself appears to support the approach you suggest. 

Thanks for actually tackling this issue.

Cheers,
Nicola Musatti