Raymond Toy wrote on Tue, Feb 18, 2003 at 10:43:59AM -0500: 
> 
> >>>>> "William" == William C Halliburton <[EMAIL PROTECTED]> writes:
> 
>     William> Anyone have experience with the following note.
> 
>     William> Note: Unable to optimize because:
>     William>       Could not optimize away %SAP-ALIEN: forced to do runtime
>     William> allocation of alien-value structure.
> 
> I've seen this.  I tried long ago to make it go away in certain
> situations but it made others worse.
> 
> Is this a problem?

It conses and it extremly slow.  

So what is that code which is causing this?

The c-struct package generates very ineffective code.

Martin

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