Re: [Iverilog-devel] Double-checking an enum issue

[Jared C. <jar...@gm...>]

On Wed, Dec 4, 2013 at 2:44 PM, Victor Lyuboslavsky
<vi...@vi...> wrote:
> QuestaSim gives a compile error: http://www.edaplayground.com/s/4/513
>

Others give similar errors:

VCS Version G-2012.09-3:
-----
Error-[IPD] Identifier previously declared
  Identifier 'WORD0' previously declared as member of enum type 'word_t'
  [bar.v:4].
  "bar.v", 7
  Source info:    enum {WORD0, WORD1} bar;
Error-[IPD] Identifier previously declared
  Identifier 'WORD1' previously declared as member of enum type 'word_t'
  [bar.v:4].
  "bar.v", 7
  Source info:    enum {WORD0, WORD1} bar;
-------

ModelSim SE 10.0a
-------
** Error: bar.v(7): Enum literal name 'WORD0' already exists.
** Error: bar.v(7): Enum literal name 'WORD1' already exists.
-------

ncverilog 08.20-s006:
--------
file: bar.v
   enum {WORD0, WORD1} bar;
             |
ncvlog: *E,DUPIDN (bar.v,7|13): identifier 'WORD0' previously declared
[12.5(IEEE)].
   enum {WORD0, WORD1} bar;
                    |
ncvlog: *E,DUPIDN (bar.v,7|20): identifier 'WORD1' previously declared
[12.5(IEEE)].
--------

Jared

>
> On Wed, Dec 4, 2013 at 4:28 PM, Stephen Williams <st...@ic...> wrote:
>>
>> -----BEGIN PGP SIGNED MESSAGE-----
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>>
>> I've attached an example program that I think should generate
>> an error. The reason is that there are names in the enum that
>> are the same, and should conflict. I just want to make sure,
>> though, because the "typedef" around it incroduces some subtleties.
>>
>> Anyhow, if someone can try this with big-3 tools, I'd be grateful.
>>
>> - --
>> Steve Williams                "The woods are lovely, dark and deep.
>> steve at icarus.com           But I have promises to keep,
>> http://www.icarus.com         and lines to code before I sleep,
>> http://www.picturel.com       And lines to code before I sleep."
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>>
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