Re: [myhdl-list] 0.8 Type mismatch in enum item comparison

[Jan C. <jan...@mu...>]

On 31/05/12 14:26, Christopher Felton wrote:
> On 5/31/2012 8:10 AM, Jan Coombs wrote:
>> $ ./testSdp3o4.py
>> Traceback (most recent call last):
>>      File "./testSdp3o4.py", line 41, in<module>
>>        simulate(240)
>>      File "./testSdp3o4.py", line 37, in simulate
>>        tb = traceSignals(testSdp3o4)
>>      File
>> "/home/jan/work/projects/MyHDL/myhdl/myhdl/_traceSignals.py", line
>> 89, in __call__
>>        _writeVcdSigs(vcdfile, h.hierarchy)
>>      File
>> "/home/jan/work/projects/MyHDL/myhdl/myhdl/_traceSignals.py", line
>> 146, in _writeVcdSigs
>>        if s._val == None:
>>      File "/home/jan/work/projects/MyHDL/myhdl/myhdl/_enum.py", line
>> 117, in __eq__
>>        raise TypeError("Type mismatch in enum item comparison")
>> TypeError: Type mismatch in enum item comparison
>>
>> No problem with 0.7. Should I try to track it down?
>>
>> Jan Coombs
>
> No might be important for you design!  Jan D. added
> some nice features to help debug the use of enums
> (could be your case).  Hopefully, 0.8 is flagging
> (throwing an exception) for incorrect use of an e
> num, where 0.7 will not.
>
> You might want to try and run the test without
> traceSignals and you may get more information.

It has taken me a long time to change the test code, but am now 
running without and with traceSignals.  Surprisingly I did not get 
more information; without traceSignals there is no error.

So the error only appears with latest 0.8 when producing trace.

Jan Coombs.
-- 

###############
print;print"just sim"
sim = Simulation(testSdp3o4())
sim.run(240)
###############

def simulate(timesteps):
     tb = traceSignals(testSdp3o4)
     sim = Simulation(tb)
     sim.run(timesteps)

print;print"sim & trace"
simulate(240)