Re: gcc+gcj build-times?

[Andrew Haley <aph at redhat dot com>]

Alexandre Oliva writes:
 > On Feb 22, 2006, Andrew Haley <aph@redhat.com> wrote:
 > 
 > > Yes, I remember that.  If you have a look at the build when it's
 > > swapping, please let us know exactly what is running at that time.
 > 
 > It is ld creating libgcj.so.  I remember running full bootstraps of
 > GCC was the reason why I got my Athlon64 notebook upgraded from 512MB
 > to 2G of RAM (well over the alleged maximum of 1280MB specified in the
 > manual :-) about half a year ago, as soon as the 1-year warranty
 > expired.  Getting to the end-user-inaccessible memory module can
 > really do wonders :-)
 > 
 > Breaking up the single huge library into multiple smaller ones would
 > probably reduce the link-time memory requrements, but that would be
 > trading build time for run time.  I'm not sure it's worth it by
 > default, but we could try to introduce some configure-time switches to
 > disable the one-huge-library model.  It might be a bit of a pain to
 > maintain that though.

It's already hard to maintain!  

I've been wondering if it was some specific link optimization (such as
string merging) causing the pain.

Andrew.