Alvaro Herrera <[EMAIL PROTECTED]> writes:
> I just read an article on LWN.net about the usage of self-modifying code
> for selecting the optimum code for a given operation at run time.

That went out with hula hoops, I think.  For sure the security
implications of making your code segment writable mean that the bar for
"is it worth it" is a WHOLE lot higher than "it might possibly make TAS
a bit faster".

                        regards, tom lane

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