Forgive previous last accidental. On Feb 25, 2014 6:11 PM, "John Ehrman" <[email protected]> wrote:
> Ed Jaffe commented: > >If such rewrite were viable, one could argue that all existing ISV > product code would have already been rewritten in METAL or Dignus C, > which it has not. New modules? Possibly. But, not existing ones. > > Confirmed by academic studies. See > (1) P.J.Middleton, "The Costs of Changing to a Fourth Generation Compiler > Language", J. Programming Languages 2 (1994), pp.67-76. > His conclusion was that changing programming languages should be avoided. > (2) Andrey A. Terekhov, Chris Verhoef, "The Realities of Language > Conversions", IEEE Software Nov.De 2000, pp. 111-124. > > I referenced both in my SHARE 103 talk "Extending the Life Cycle of Legacy > Applications (With Added Thoughts Specific to Assembler Language)", New > York, August 2004, session 8132. A copy is on the SHARE presentation > archives.
