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Allow nested generics for the last field of structs in unsizing. #26038
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\o/ @bors: r+ |
📌 Commit 01dee1b has been approved by |
💔 Test failed - auto-win-gnu-64-nopt-t |
@bors retry |
💔 Test failed - auto-linux-32-opt |
Uhm, cosmic rays? cc @alexcrichton @brson |
triage: beta-nominated Found a case where stable (1.0) compiles http://is.gd/BAToXc beta (1.1) doesn't http://is.gd/pnxDTf and nightly (1.2) compiles again http://is.gd/g3dEUF - so this PR actually fixes a regression (@nrc warned me but I had forgotten). |
Not backporting per @nrc and @nmatsakis. DST coercions just aren't quite ready for 1.1 and the risk of futzing with them is high. |
Allows
Rc<RefCell<Trait>>
and other containers. Fixes #25351.r? @nrc This is the discussed strategy, more or less.