The Hermit Hacker <scrappy(at)hub(dot)org> writes:
> Before this patch is applied, havae we determined wheteher or not its even
> a useful thing to pursue? I thought the general conscious was that, for
> us, it wasn't...
If we can demonstrate through profiling that there's someplace where
using alloca offers a worthwhile speedup, then let's go for it.
But, until we find such a hotspot, I'd be inclined not to spend
configure cycles on testing for alloca...
regards, tom lane