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On 22 Jun 2011, at 18:14, Roberto Ierusalimschy <> wrote:

>> - disallow a definition of a label if that label is already visible in
>> the scope.
> this seems a nice compromise between one-per-function and one-per-block.

I agree. I also like the argument that block scope makes code more composable - easier for automated code generators and for formal analysis.

f.anthony.n.finch  <>