home bbs files messages ]

Forums before death by AOL, social media and spammers... "We can't have nice things"

   comp.compilers      Compiler construction, theory, etc. (Mod      2,753 messages   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]

   Message 1,813 of 2,753   
   glen herrmannsfeldt to Stephen Horne   
   Re: Infinite look ahead required by C++?   
   10 Feb 10 17:02:18   
   
   From: gah@ugcs.caltech.edu   
      
   Stephen Horne  wrote:   
   (snip)   
      
   > No problem there. But now, let's assume that we want a variable of   
   > some struct type.   
      
   >  mystruct x;   
      
   > The fact that "mystruct" identifies a type is significant - it is how   
   > this is recognised as a variable declaration. But how does the parser   
   > *know* that "mystruct" is a type at all?   
      
   (snip)   
      
   > C used to require that you write something like...   
      
   >  struct mystruct x;   
      
   I would say that C still does.  It is typedef that causes the problem   
   that you mention, and typedef is commonly used with structure   
   declarations.  You can typedef int just as easily as struct.   
      
   -- glen   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

[   << oldest   |   < older   |   list   |   newer >   |   newest >>   ]


(c) 1994,  bbs@darkrealms.ca