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Re: A recent patch increased GCC's memory consumption in some cases!


On Mon, 2006-11-20 at 23:09 +0000, gcctest@suse.de wrote:
> Hi,
> 
> I am a friendly script caring about memory consumption in GCC.  Please
> contact jh@suse.cz if something is going wrong.
> 
> Comparing memory consumption on compilation of combine.i, insn-attrtab.i,
> and generate-3.4.ii I got:

This one was most likely mine:
> comparing insn-attrtab.c compilation at -O2 level:
>   Ovarall memory allocated via mmap and sbrk decreased from 129382k to 124570k, overall -3.86%
>     Overall memory needed: 129382k -> 124570k
>     Peak memory use before GGC: 92604k
>     Peak memory use after GGC: 84716k
>     Maximum of released memory in single GGC run: 30395k
>     Garbage: 317213k
>     Leak: 9359k
>     Overhead: 36375k
>     GGC runs: 245

-- Pinski


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