[Python-Dev] Store x Load x --> DupStore

[Phillip J. Eby]

At 04:32 PM 2/21/05 +1300, Greg Ewing wrote:
>Phillip J. Eby wrote:
>
>>Hm, actually I think I see the answer; in the case of module-level code 
>>there can be no "anonymous local variables" the way there can in functions.
>
>Why not? There's still a frame object associated with the call
>of the anonymous function holding the module's top-level code.
>The compiler can allocate locals in that frame, even if the
>user's code can't.

That's a good point, but if you look at my "eliminating the block stack" 
post, you'll see that there's a simpler way to potentially get rid of the 
block stack, where "simpler" means "simpler changes in fewer places".