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Diffstat (limited to 'compiler/rustc_middle/src/mir/syntax.rs')
| -rw-r--r-- | compiler/rustc_middle/src/mir/syntax.rs | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/compiler/rustc_middle/src/mir/syntax.rs b/compiler/rustc_middle/src/mir/syntax.rs index f2f975a6968..56f19d7929d 100644 --- a/compiler/rustc_middle/src/mir/syntax.rs +++ b/compiler/rustc_middle/src/mir/syntax.rs @@ -1133,13 +1133,6 @@ pub type AssertMessage<'tcx> = AssertKind<Operand<'tcx>>; /// Each local naturally corresponds to the place `Place { local, projection: [] }`. This place has /// the address of the local's allocation and the type of the local. /// -/// **Needs clarification:** Unsized locals seem to present a bit of an issue. Their allocation -/// can't actually be created on `StorageLive`, because it's unclear how big to make the allocation. -/// Furthermore, MIR produces assignments to unsized locals, although that is not permitted under -/// `#![feature(unsized_locals)]` in Rust. Besides just putting "unsized locals are special and -/// different" in a bunch of places, I (JakobDegen) don't know how to incorporate this behavior into -/// the current MIR semantics in a clean way - possibly this needs some design work first. -/// /// For places that are not locals, ie they have a non-empty list of projections, we define the /// values as a function of the parent place, that is the place with its last [`ProjectionElem`] /// stripped. The way this is computed of course depends on the kind of that last projection |