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Auto merge of #84310 - RalfJung:const-fn-feature-flags, r=oli-obk

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further split up const_fn feature flag

This continues the work on splitting up `const_fn` into separate feature flags:
* `const_fn_trait_bound` for `const fn` with trait bounds
* `const_fn_unsize` for unsizing coercions in `const fn` (looks like only `dyn` unsizing is still guarded here)

I don't know if there are even any things left that `const_fn` guards... at least libcore and liballoc do not need it any more.

`@oli-obk` are you currently able to do reviews?
This commit is contained in:
bors 2021-04-24 23:16:03 +00:00
commit b56b175c6c
37 changed files with 176 additions and 114 deletions
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compiler/rustc_hir/src/lib.rs
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@ -3,7 +3,6 @@
//! [rustc dev guide]: https://rustc-dev-guide.rust-lang.org/hir.html
#![feature(crate_visibility_modifier)]
#![feature(const_fn)] // For the unsizing cast on `&[]`
#![feature(const_panic)]
#![feature(extended_key_value_attributes)]
#![feature(in_band_lifetimes)]