Am Donnerstag, 12. Januar 2006 09:57 schrieb Tom Lane:
> In principle an aggressive compiler could still determine that the
> global variable is modified nowhere else in the executable.
I think to do that the compiler would have to prove what the dynamic linker
will do at run time.
> I did like François' idea of using argc, but the present autoconf
> infrastructure doesn't seem to allow it :-(
Maybe their use is unportable. :-)
--
Peter Eisentraut
http://developer.postgresql.org/~petere/