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Re: advice on reducing C stack frame size?
From: |
Neil Jerram |
Subject: |
Re: advice on reducing C stack frame size? |
Date: |
Sun, 14 Sep 2008 18:46:04 +0200 |
2008/9/13 Han-Wen Nienhuys <address@hidden>:
> Andy Wingo escreveu:
>>
>> My question is: what should I do about this? Wait for the runtime tuning
>> patches to land in master and then merge them? Assume that over time, I
>
> This looks like a bug or an oversight. - 14k is about 3500 SCM values; we
> surely
> don't have that many local variables, so it looks as if there might be some
> macro that expands into a local array. I'd have a look at the addresses of
> the
> different local variables to see where all that memory is going. Also, look
> at
> the preprocessed source and scan for array variables.
I agree. I would first try to find out if the apparent 20k/14k is
real, and if so what accounts for it all.
Neil