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clippy::useless_conversion

This commit is contained in:
Michael Goulet 2024-09-11 14:58:08 -04:00
parent 5a2dd7d4f3
commit 6d064295c8
13 changed files with 20 additions and 28 deletions
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6
compiler/rustc_ast/src/ast.rs
View File

@ -3475,7 +3475,7 @@ impl From<ForeignItemKind> for ItemKind {
fn from(foreign_item_kind: ForeignItemKind) -> ItemKind {
match foreign_item_kind {
ForeignItemKind::Static(box static_foreign_item) => {
ItemKind::Static(Box::new(static_foreign_item.into()))
ItemKind::Static(Box::new(static_foreign_item))
}
ForeignItemKind::Fn(fn_kind) => ItemKind::Fn(fn_kind),
ForeignItemKind::TyAlias(ty_alias_kind) => ItemKind::TyAlias(ty_alias_kind),
@ -3489,9 +3489,7 @@ impl TryFrom<ItemKind> for ForeignItemKind {
fn try_from(item_kind: ItemKind) -> Result<ForeignItemKind, ItemKind> {
Ok(match item_kind {
ItemKind::Static(box static_item) => {
ForeignItemKind::Static(Box::new(static_item.into()))
}
ItemKind::Static(box static_item) => ForeignItemKind::Static(Box::new(static_item)),
ItemKind::Fn(fn_kind) => ForeignItemKind::Fn(fn_kind),
ItemKind::TyAlias(ty_alias_kind) => ForeignItemKind::TyAlias(ty_alias_kind),
ItemKind::MacCall(a) => ForeignItemKind::MacCall(a),

7
compiler/rustc_const_eval/src/const_eval/eval_queries.rs
View File

@ -75,12 +75,7 @@ fn eval_body_using_ecx<'tcx, R: InterpretationResult<'tcx>>(
// This can't use `init_stack_frame` since `body` is not a function,
// so computing its ABI would fail. It's also not worth it since there are no arguments to pass.
ecx.push_stack_frame_raw(
cid.instance,
body,
&ret.clone().into(),
StackPopCleanup::Root { cleanup: false },
)?;
ecx.push_stack_frame_raw(cid.instance, body, &ret, StackPopCleanup::Root { cleanup: false })?;
ecx.storage_live_for_always_live_locals()?;
// The main interpreter loop.

2
compiler/rustc_const_eval/src/interpret/call.rs
View File

@ -823,7 +823,7 @@ impl<'tcx, M: Machine<'tcx>> InterpCx<'tcx, M> {
(Abi::Rust, fn_abi),
&[FnArg::Copy(arg.into())],
false,
&ret.into(),
&ret,
Some(target),
unwind,
)

4
compiler/rustc_errors/src/diagnostic.rs
View File

@ -681,10 +681,10 @@ impl<'a, G: EmissionGuarantee> Diag<'a, G> {
" ".repeat(expected_padding),
expected_label
))];
msg.extend(expected.0.into_iter());
msg.extend(expected.0);
msg.push(StringPart::normal(format!("`{expected_extra}\n")));
msg.push(StringPart::normal(format!("{}{} `", " ".repeat(found_padding), found_label)));
msg.extend(found.0.into_iter());
msg.extend(found.0);
msg.push(StringPart::normal(format!("`{found_extra}")));
// For now, just attach these as notes.

4
compiler/rustc_hir_analysis/src/check/wfcheck.rs
View File

@ -1602,7 +1602,7 @@ fn check_fn_or_method<'tcx>(
function: def_id,
// Note that the `param_idx` of the output type is
// one greater than the index of the last input type.
param_idx: idx.try_into().unwrap(),
param_idx: idx,
}),
ty,
)
@ -1611,7 +1611,7 @@ fn check_fn_or_method<'tcx>(
for (idx, ty) in sig.inputs_and_output.iter().enumerate() {
wfcx.register_wf_obligation(
arg_span(idx),
Some(WellFormedLoc::Param { function: def_id, param_idx: idx.try_into().unwrap() }),
Some(WellFormedLoc::Param { function: def_id, param_idx: idx }),
ty.into(),
);
}

2
compiler/rustc_hir_typeck/src/fn_ctxt/checks.rs
View File

@ -2565,7 +2565,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
other_generic_param.name.ident() == generic_param.name.ident()
},
) {
idxs_matched.push(other_idx.into());
idxs_matched.push(other_idx);
}
if idxs_matched.is_empty() {

2
compiler/rustc_middle/src/ty/consts.rs
View File

@ -396,7 +396,7 @@ impl<'tcx> Const<'tcx> {
Ok((tcx.type_of(unevaluated.def).instantiate(tcx, unevaluated.args), c))
}
Ok(Err(bad_ty)) => Err(Either::Left(bad_ty)),
Err(err) => Err(Either::Right(err.into())),
Err(err) => Err(Either::Right(err)),
}
}
ConstKind::Value(ty, val) => Ok((ty, val)),

2
compiler/rustc_middle/src/ty/print/pretty.rs
View File

@ -1526,7 +1526,7 @@ pub trait PrettyPrinter<'tcx>: Printer<'tcx> + fmt::Write {
let precedence = |binop: rustc_middle::mir::BinOp| {
use rustc_ast::util::parser::AssocOp;
AssocOp::from_ast_binop(binop.to_hir_binop().into()).precedence()
AssocOp::from_ast_binop(binop.to_hir_binop()).precedence()
};
let op_precedence = precedence(op);
let formatted_op = op.to_hir_binop().as_str();

1
compiler/rustc_next_trait_solver/src/solve/trait_goals.rs
View File

@ -883,7 +883,6 @@ where
.into_iter()
.chain(a_data.principal_def_id().into_iter().flat_map(|principal_def_id| {
elaborate::supertrait_def_ids(self.cx(), principal_def_id)
.into_iter()
.filter(|def_id| self.cx().trait_is_auto(*def_id))
}))
.collect();

2
compiler/rustc_parse/src/parser/attr_wrapper.rs
View File

@ -383,7 +383,7 @@ impl<'a> Parser<'a> {
self.capture_state
.parser_replacements
.drain(parser_replacements_start..parser_replacements_end)
.chain(inner_attr_parser_replacements.into_iter())
.chain(inner_attr_parser_replacements)
.map(|(parser_range, data)| {
(NodeRange::new(parser_range, collect_pos.start_pos), data)
})

10
compiler/rustc_parse/src/parser/item.rs
View File

@ -1588,7 +1588,7 @@ impl<'a> Parser<'a> {
(thin_vec![], Recovered::Yes(guar))
}
};
VariantData::Struct { fields, recovered: recovered.into() }
VariantData::Struct { fields, recovered }
} else if this.check(&token::OpenDelim(Delimiter::Parenthesis)) {
let body = match this.parse_tuple_struct_body() {
Ok(body) => body,
@ -1672,7 +1672,7 @@ impl<'a> Parser<'a> {
class_name.span,
generics.where_clause.has_where_token,
)?;
VariantData::Struct { fields, recovered: recovered.into() }
VariantData::Struct { fields, recovered }
}
// No `where` so: `struct Foo<T>;`
} else if self.eat(&token::Semi) {
@ -1684,7 +1684,7 @@ impl<'a> Parser<'a> {
class_name.span,
generics.where_clause.has_where_token,
)?;
VariantData::Struct { fields, recovered: recovered.into() }
VariantData::Struct { fields, recovered }
// Tuple-style struct definition with optional where-clause.
} else if self.token == token::OpenDelim(Delimiter::Parenthesis) {
let body = VariantData::Tuple(self.parse_tuple_struct_body()?, DUMMY_NODE_ID);
@ -1713,14 +1713,14 @@ impl<'a> Parser<'a> {
class_name.span,
generics.where_clause.has_where_token,
)?;
VariantData::Struct { fields, recovered: recovered.into() }
VariantData::Struct { fields, recovered }
} else if self.token == token::OpenDelim(Delimiter::Brace) {
let (fields, recovered) = self.parse_record_struct_body(
"union",
class_name.span,
generics.where_clause.has_where_token,
)?;
VariantData::Struct { fields, recovered: recovered.into() }
VariantData::Struct { fields, recovered }
} else {
let token_str = super::token_descr(&self.token);
let msg = format!("expected `where` or `{{` after union name, found {token_str}");

2
compiler/rustc_symbol_mangling/src/v0.rs
View File

@ -381,7 +381,7 @@ impl<'tcx> Printer<'tcx> for SymbolMangler<'tcx> {
let consts = [
start.unwrap_or(self.tcx.consts.unit),
end.unwrap_or(self.tcx.consts.unit),
ty::Const::from_bool(self.tcx, include_end).into(),
ty::Const::from_bool(self.tcx, include_end),
];
// HACK: Represent as tuple until we have something better.
// HACK: constants are used in arrays, even if the types don't match.

4
compiler/rustc_trait_selection/src/traits/project.rs
View File

@ -408,7 +408,7 @@ pub(super) fn opt_normalize_projection_term<'a, 'b, 'tcx>(
debug!("opt_normalize_projection_type: found error");
let result = normalize_to_error(selcx, param_env, projection_term, cause, depth);
obligations.extend(result.obligations);
return Ok(Some(result.value.into()));
return Ok(Some(result.value));
}
}
@ -478,7 +478,7 @@ pub(super) fn opt_normalize_projection_term<'a, 'b, 'tcx>(
}
let result = normalize_to_error(selcx, param_env, projection_term, cause, depth);
obligations.extend(result.obligations);
Ok(Some(result.value.into()))
Ok(Some(result.value))
}
}
}