>>>>> "Leif" == Leif Neland <[EMAIL PROTECTED]> writes:
>> The reason for this is that some gcc optimizations stages takes
>> exponentially more memory when compiling big functions.
>> bison produces one big function for the grammar parsing and its
>> this that takes a long time to compile; To compile sql_yacc.cc quickly
>> on Intel, you nead at least 160M of free ram. On a PentiumII 400mz with 256M
>> ram, it takes 11 seconds to compile sql_yacc.o. Having to use swap
>> can easily make things 1000 times slower
>>
Leif> Is amount of ram available (portably) to configure?
I don't think thats easy to check for..
Aother problem is also that even if you have only little ram, you
may still want to compile MySQL without --low-memory, because the
final code is much better if you don't have to use --low-memory.
Leif> So configure could decide to use --low-memory by itself? Allowing
Leif> overrides, naturally.
Leif> Leif
Regards,
Monty
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