RE: [sv-bc] enum range with keyword

From: Rich, Dave <Dave_Rich@mentor.com>
Date: Mon Mar 22 2010 - 11:27:13 PDT

IMHO, This is illegal per the BNF.
enum {reg[2] } e;

cannot be parsed because reg will be returned as a keyword token, not an
identifier.

 

As far as

enum {pull[2] } e;

is concerned, this is currently legal syntax, but you would never be
able to reference pull0 or pull1 from within your code. We either need
to make this illegal (preferred) or say that any formed identifier that
matches a keyword must be escaped.

 

From: owner-sv-bc@eda.org [mailto:owner-sv-bc@eda.org] On Behalf Of Greg
Jaxon
Sent: Monday, March 22, 2010 10:45 AM
To: David Jones
Cc: Bresticker, Shalom; sv-bc@eda.org
Subject: Re: [sv-bc] enum range with keyword

 

AFAIK, \pull0 is available as an identifier with the same spelling as
the keyword.
BTW, I really like "enumerals" did you coin that word?

David Jones wrote:

Another case: is it legal for the base name to be something like
"pull" or "notif"? These are not keywords, but the generated enumerals
"pull0", "pull1", "notif0", "notif1" are.
 
On Mon, Mar 22, 2010 at 9:31 AM, Bresticker, Shalom
<shalom.bresticker@intel.com> <mailto:shalom.bresticker@intel.com>
wrote:
  

        Is it legal to define an enum constant range with a keyword as a
base name:
         
        enum {reg[2] } e;
         
        On the one hand, 'reg' is a keyword.
        On the other hand, the names being generated are reg0 and reg1.
         
        I think it would not be allowed.
         
        Thanks,
        Shalom
         
        Shalom Bresticker
        Intel LAD DA, Jerusalem, Israel
        +972 2 589 6582 (office)
        +972 54 721 1033 (cell)
        http://www.linkedin.com/in/shalombresticker
         
         
         
        
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Received on Mon Mar 22 11:28:44 2010

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