Top rust issues

Add a pure Rust WASI target?

C-feature-request O-wasm

linking error: unknown agrument `-no-pie`

A-linkage C-bug P-high regression-from-stable-to-nightly

Toolstate tracking is broken

P-high T-infra

Slice index becomes wrong (beta regression)

A-mir-opt C-bug P-medium T-compiler requires-nightly

make `pub type foo = bar` and `pub use bar as foo` interchangable in next edition

T-lang lang-team-202x-edition

Use `fclass.{s|d|q}` instruction for float point classification in RISC-V targets

C-enhancement I-slow O-riscv libs-impl

Indexing via `index` method and `[idx]` sugar works differently in `async` blocks/functions

A-NLL A-async-await AsyncAwait-Triaged C-enhancement E-medium E-mentor T-compiler

Investigation into ASCII ctype inherent methods performance with lookup table

C-enhancement I-slow libs-impl

narrowing_rem

C-feature-request T-libs

Wrong error message about uninitialized variable in loop

A-borrow-checker A-diagnostics C-bug D-incorrect E-needs-mentor T-compiler