Hi Yoshiki,

    what's the image you're using, or at least what is it derived from?
 Also, what's the result of (OMeta2 >> #token) symbolic ?

On Thu, Apr 12, 2012 at 3:09 PM, Yoshiki Ohshima <Yoshiki.Ohshima at acm.org>wrote:

> I noticed that when I debug grammar written in OMeta2/Squeak, there is
> a problem with some particular methods.  For example, I load
> OMeta2-preload and -postload, and do:
>
>               (OMeta2 compiledMethodAt: #token) decompileWithTemps
>
> I get something like:
> ------------------------------------
>  token
>        | t |
>        ^ true
>                ifTrue: [_r1 := self apply: #anything.
>                        self apply: #spaces.
>                        self apply: #seq withArgs: {_r1}]
> ------------------------------------
> Debugger uses this to obtain the source code and then it trys to parse
> it to get the source map. But "_r1" is not a valid variable name so
> this process fails.
>
> It appears that the underscore is originated from the method:
> ------------------------------------
> codeRemoteTemp: index remoteTemps: tempVector
>
>        ^(RemoteTempVectorNode new
>                name: '_r', index printString
>                index: index
>                type: LdTempType
>                scope: 0)
>                        remoteTemps: tempVector;
>                        yourself
> ------------------------------------
> But I cannot tell why it is "leaking out" to the final result.  Does
> anybody know what is going on?
>
> -- Yoshiki
>
>


-- 
best,
Eliot
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