Top rust issues

Warn that `*const T as *mut T` is Undefined Behavior

A-lint C-feature-request T-lang

Investigate replacing most of the debugger pretty-printing scripts with traits.

A-debuginfo T-compiler

ICE when `cargo doc` on `lexical-core`: attempted .def_id() on invalid res: Err

A-macros A-resolve A-visibility C-bug I-ICE P-high T-compiler T-rustdoc regression-from-stable-to-stable

non-send futures error at point of use, but could cite point of definition in some cases

A-async-await A-diagnostics AsyncAwait-Focus AsyncAwait-Triaged C-enhancement T-compiler

Adding method to `consume` an iterator efficiently

C-feature-request T-libs

Tracking issue for const fn pointers

A-const-fn C-tracking-issue T-lang

Finding minimum/maximum element in BTreeMap does twice the required amount of computation

A-collections C-enhancement I-slow T-libs

rustc-guide submodule issues

C-bug T-compiler T-infra

Feature request: time::now

C-feature-request T-libs

Const generics: Generic array transmutes do not work

A-const-generics F-const_generics T-compiler T-lang requires-nightly