[Info-vax] Bliss was Re: Learning VMS application programming

[John Reagan]

On Tuesday, September 9, 2014 11:29:23 AM UTC-4, VAXman- wrote:
 
> FWIW, just the other day I came across a VAX Macro instruction that did NOT
> behave properly on Alpha but it seems have been corrected on Itanium.  Back
> on a VAX to verify it, the Alpha is not behaving properly.  On Itanium, it's
> doing the correct thing.
> 

The code that checks for the same register has been there for a very long time (CMS history says 1993!) so there must be some more subtle bug in play in the compiler.  That code was simply kept from Alpha to Itanium with essentially no changes.