In message <20010917233451.EDA151E4BF@thoreau.thistledown.com.au>, Simon Burge 
writes:
>Do you have an example of this?

I don't have a good one handy, but I can say that alloca was discussed, at
length, by the C standards committee, and it's been reviewed on more than
one occasion, and it is not a part of the standard.

-s