Wanted: optimizing c compiler

[Eric Safern]

Hello,
	I am interested in information about optimizing C compilers for a
vax running Un*x System V.  I have heard something about the Tartan C
compiler.  Does anyone have an address/phone number/path to the company
that sells this product or any other optimizing c compiler?  Does anyone
have any personal experiences with Tartan or any similar product that they
would like to share?  Thanks for your help, and if there is enough interest
shown, I will summarize to the net.
-- 
	  Eric Safern
	  ...{ihnp4,rocky2,philabs,esquire,cucard,pegasus,spike}!aecom!safern