Top rust issues

Can't cast `self as &Trait` in trait default method

A-traits T-compiler

Borrow checker extends borrow range in code with early return

A-NLL NLL-polonius T-compiler

[1.30 beta] Compiler hangs when compiling primal crate for armv7-apple-ios

A-LLVM C-bug O-ARM P-medium T-compiler regression-from-stable-to-stable

Tracking issue for RFC 2438, "Deny the `overflowing_literals` lint for the 2018 edition"

B-RFC-approved C-tracking-issue E-easy

Invalid "variable does not need to be mutable" warning in 2018 edition with partially initialized structs

A-NLL NLL-diagnostics

New compiler error in beta: this constant cannot be used, attempted to read undefined bytes

A-const-eval P-high T-compiler regression-from-stable-to-beta

Internal compiler error on malformed match arm pattern

E-easy E-help-wanted E-mentor I-ICE

i128 / u128 are not compatible with C's definition.

A-LLVM A-ffi C-bug T-compiler

NLL: Poor borrow checker error message when extension of borrow happens indirectly (e.g. via method)

A-NLL A-borrow-checker A-diagnostics C-enhancement E-medium NLL-diagnostics P-medium T-compiler

tracking issue for `infer_static_outlives_requirements` (RFC 2093 spinoff)

B-unstable C-tracking-issue T-lang