compiling GHC with a custom path to GCC

[Seth Kurtzberg]

Malcolm Wallace wrote:

>Seth Kurtzberg <seth at cql.com> writes:
>
>  
>
>>There has to be one, because the problem occurs when you compile gcc 
>>with gcc.  I'll look for a specific bug report.  It happens much more 
>>frequently with 3.x than with 2.95, in my testing, but that was not a 
>>test of compiling Haskell, so I have no frequency information, specifically.
>>    
>>
>
>Sounds like a CPU-overheating problem to me.  It is well known that
>running an inadequately cooled processor at 100% for an extended
>period will cause random crashes.  There are third-party reports
>that it happens with Linux kernel builds, and I have personally seen
>it with builds of nhc98 and Hat.  When I replaced the CPU fan, the
>problems disappeared.
>
>  
>
>>The other problem for the gcc people is the fact that it occurs 
>>randomly.  The behavior has changed; 3.4 will crash in a different place 
>>than 3.3.  If the program is large enough, it will happen.
>>    
>>
>
>Non-repeatable crashes certainly point the finger first at hardware
>rather than software.  Could also be deteriorating memory chips -
>but that is likely to bring the whole machine down eventually.
>
>Regards,
>    Malcolm
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