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Conference turris::languages

Title:Languages
Notice:Speaking In Tongues
Moderator:TLE::TOKLAS::FELDMAN
Created:Sat Jan 25 1986
Last Modified:Wed May 21 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:394
Total number of notes:2683

20.0. "98.769%" by ORPHAN::BRETT () Thu Jun 07 1984 21:45

This is the figure we are quoting at DECUS for how much of the 1.4 Ada 
validation suite our compiler HAS BEEN SEEN to compile.  We haven't done a 
complete run of the validation suite in the last few days and it will take
a while to get a single compiler that does that well...

ROLM = DG validated again recently (the one-year-certificate ran out).  They 
did so on 1.3, because that is what they certified against.  Latest rules say
that you must validate on the CURRENT version (ie 1.4 at present), but this
policy wasn't firmly in place when ROLM certified.

No idea how NYU-Ada/ED is getting on - it must be due for revalidation.   

1.4 is definitely a lot harder than 1.3, but it still has a wide range of 
glaring holes.  My personal guess is the validation suite checks 75% of the
language with any degree of thoroughness, and will need to triple in size at
least to get good total coverage.  

Just type conversions alone should account for 200 tests, instead of the 
current handful.

/Bevin
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20.1ORPHAN::BRETTWed Jul 04 1984 00:2214
Getting there - only a couple of tests to go.  Rumoured around Brussels 
last week was that DEC was about to certify...

Also rumours of two other implementations, one from DDG in Europe and one here
by Verdix (or some such), about to certify in the next month.  The race is on.

Ganapathi told me at Sigplan that several bay-area companies would be coming
out with Ganapathi-Fischer or similar retargetable compilers by the end of
the year - didn't say what languages.

Still no news of NYU certifying.

/Bevin