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Auto merge of #85437 - GuillaumeGomez:rollup-3jcirty, r=GuillaumeGomez

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Rollup of 7 pull requests

Successful merges:

 - #84587 (rustdoc: Make "rust code block is empty" and "could not parse code block" warnings a lint (`INVALID_RUST_CODEBLOCKS`))
 - #85280 (Toggle-wrap items differently than top-doc.)
 - #85338 (Implement more Iterator methods on core::iter::Repeat)
 - #85339 (Report an error if a lang item has the wrong number of generic arguments)
 - #85369 (Suggest borrowing if a trait implementation is found for &/&mut <type>)
 - #85393 (Suppress spurious errors inside `async fn`)
 - #85415 (Clean up remnants of BorrowOfPackedField)

Failed merges:

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2021-05-18 14:48:53 +00:00
commit a5560a6a90
42 changed files with 798 additions and 131 deletions
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6
compiler/rustc_middle/src/mir/query.rs
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@ -32,7 +32,6 @@ pub enum UnsafetyViolationDetails {
UseOfInlineAssembly,
InitializingTypeWith,
CastOfPointerToInt,
BorrowOfPackedField,
UseOfMutableStatic,
UseOfExternStatic,
DerefOfRawPointer,
@ -64,11 +63,6 @@ impl UnsafetyViolationDetails {
CastOfPointerToInt => {
("cast of pointer to int", "casting pointers to integers in constants")
}
BorrowOfPackedField => (
"borrow of packed field",
"fields of packed structs might be misaligned: dereferencing a misaligned pointer \
or even just creating a misaligned reference is undefined behavior",
),
UseOfMutableStatic => (
"use of mutable static",
"mutable statics can be mutated by multiple threads: aliasing violations or data \