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A comment on The ups and downs of porting 50k lines of C++ to Go (2015). Parent comment

Re:The ups and downs of porting 50k lines of C++ to Go (2015) by cgag on Thursday March 14, 2019 @01:54AM (#19386812)
the cost of power is chronically underestimated
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Re:The ups and downs of porting 50k lines of C++ to Go (2015) by whateveracct on Thursday March 14, 2019 @03:04AM (#19387058)
Exactly - parametric polymorphism doesn't give you power. It in fact only ever makes your types more constrained!

In a theoretical Go:

    func id<A>(a A) A
This only has one terminating, non-panicking valid implementation.
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