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The details of higher-rank sub are in the rustc book not a doc module.

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Benjamin Peterson 2020-10-20 23:22:34 -05:00
parent 4d8a7c2829
commit 76ff0f408a
1 changed files with 3 additions and 3 deletions
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6
compiler/rustc_infer/src/infer/higher_ranked/mod.rs
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@ -24,9 +24,9 @@ impl<'a, 'tcx> CombineFields<'a, 'tcx> {
// as-is, we need to do some extra work here in order to make sure // as-is, we need to do some extra work here in order to make sure
// that function subtyping works correctly with respect to regions // that function subtyping works correctly with respect to regions
// //
// Note: this is a subtle algorithm. For a full explanation, // Note: this is a subtle algorithm. For a full explanation, please see
// please see the large comment at the end of the file in the (inlined) module // the rustc dev guide:
// `doc`. // <https://rustc-dev-guide.rust-lang.org/borrow_check/region_inference/placeholders_and_universes.html>
let span = self.trace.cause.span; let span = self.trace.cause.span;