Re: LALR parser question

["Yannick Duchêne (Hibou57)" <yannick_duchene@yahoo.fr>]

Le Thu, 02 May 2013 03:49:53 +0200, Randy Brukardt <randy@rrsoftware.com>  
a écrit:
> I tend to agree that the speed of parsing doesn't matter that much, but  
> you
> would be surprised at how slow some compilers were at parsing and syntax
> analysis, especially before GNAT came out. We actually had a pretty  
> decent
> business from companies that bought our fast compiler just to do
> pre-compiles on before using their main development slug to build the  
> actual
> system.

More precisely, is there an average picture? What is considered fast and  
what is considered slow? Which amount of sample Ada sources parsed in  
which amount of time? How slow was their “main development slug”? How fast  
is Janus Ada compared to theirs?


-- 
“Syntactic sugar causes cancer of the semi-colons.” [1]
“Structured Programming supports the law of the excluded muddle.” [1]
[1]: Epigrams on Programming — Alan J. — P. Yale University