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Auto merge of #91957 - nnethercote:rm-SymbolStr, r=oli-obk

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Remove `SymbolStr`

This was originally proposed in https://github.com/rust-lang/rust/pull/74554#discussion_r466203544. As well as removing the icky `SymbolStr` type, it allows the removal of a lot of `&` and `*` occurrences.

Best reviewed one commit at a time.

r? `@oli-obk`
This commit is contained in:
bors 2021-12-19 09:31:37 +00:00
commit a41a6925ba
140 changed files with 354 additions and 415 deletions
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2
compiler/rustc_lint/src/unused.rs
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@ -315,7 +315,7 @@ impl<'tcx> LateLintPass<'tcx> for UnusedResults {
let mut err = lint.build(&msg);
// check for #[must_use = "..."]
if let Some(note) = attr.value_str() {
err.note(&note.as_str());
err.note(note.as_str());
}
err.emit();
});