proper tail calls

Neil Mix nmix at pandora.com
Tue Jan 22 11:51:11 PST 2008


> But why won't we feel it, as trace-readers, just as much when the  
> PTCs were explicit? This, I don't follow. The programmer and the  
> debugger-driver are often very different people, in general skills,  
> familiarity with the source at hand, etc.

We will, but the point is: you (or someone you work with) made the  
decision that the benefit was worth the risk.  Implicit PTC turns  
that choice into an irreversible default.  I'm not worried about  
those who choose to use it, I'm worried about those who'd like to  
choose not to.



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