Tom Lane <tgl@sss.pgh.pa.us> wrote:
> The problem with it of course is that mistaken use could have the
> effect of casting-away-const, which is exactly what we hoped to
> prevent. Still, there may not be a better solution.
Yeah, I've come to the conclusion that the compiler doesn't do the
apparently-available optimizations using const precisely because it
is so easy to cast away the property maliciously or accidentally.
-Kevin