Dimitrios Vytiniotis, Simon Peyton Jones, and Tom Schrijvers
From the dawn of time, all derivatives of the classic Hindley-Milner
type system have supported implicit generalisation of local let-
bindings. Yet, as we will show, for more sophisticated type systems
implicit let-generalisation imposes a disproportionate complexity
burden. Moreover, it turns out that the feature is very seldom
used, so we propose to eliminate it. The payoff is a substantial simplification,
both of the specification of the type system, and of its
In Proceedings of the 5th ACM SIGPLAN Workshop on Types in Language Design and Implementation
Publisher Association for Computing Machinery, Inc.
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