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Auto merge of #130269 - Zalathar:rollup-coxzt2t, r=Zalathar

Browse source 
Rollup of 8 pull requests

Successful merges:

 - #125060 (Expand documentation of PathBuf, discussing lack of sanitization)
 - #129367 (Fix default/minimum deployment target for Aarch64 simulator targets)
 - #130156 (Add test for S_OBJNAME & update test for LF_BUILDINFO cl and cmd)
 - #130160 (Fix `slice::first_mut` docs)
 - #130235 (Simplify some nested `if` statements)
 - #130250 (Fix `clippy::useless_conversion`)
 - #130252 (Properly report error on `const gen fn`)
 - #130256 (Re-run coverage tests if `coverage-dump` was modified)

r? `@ghost`
`@rustbot` modify labels: rollup
This commit is contained in:
bors 2024-09-12 12:56:55 +00:00
commit 394c4060d2
90 changed files with 742 additions and 763 deletions
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9
compiler/rustc_middle/src/middle/stability.rs
View file

@ -444,10 +444,11 @@ impl<'tcx> TyCtxt<'tcx> {
// the `-Z force-unstable-if-unmarked` flag present (we're
// compiling a compiler crate), then let this missing feature
// annotation slide.
if feature == sym::rustc_private && issue == NonZero::new(27812) {
if self.sess.opts.unstable_opts.force_unstable_if_unmarked {
return EvalResult::Allow;
}
if feature == sym::rustc_private
&& issue == NonZero::new(27812)
&& self.sess.opts.unstable_opts.force_unstable_if_unmarked
{
return EvalResult::Allow;
}
if matches!(allow_unstable, AllowUnstable::Yes) {

30
compiler/rustc_middle/src/mir/interpret/allocation.rs
View file

@ -448,22 +448,20 @@ impl<Prov: Provenance, Extra, Bytes: AllocBytes> Allocation<Prov, Extra, Bytes>
bad: uninit_range,
}))
})?;
if !Prov::OFFSET_IS_ADDR {
if !self.provenance.range_empty(range, cx) {
// Find the provenance.
let (offset, _prov) = self
.provenance
.range_get_ptrs(range, cx)
.first()
.copied()
.expect("there must be provenance somewhere here");
let start = offset.max(range.start); // the pointer might begin before `range`!
let end = (offset + cx.pointer_size()).min(range.end()); // the pointer might end after `range`!
return Err(AllocError::ReadPointerAsInt(Some(BadBytesAccess {
access: range,
bad: AllocRange::from(start..end),
})));
}
if !Prov::OFFSET_IS_ADDR && !self.provenance.range_empty(range, cx) {
// Find the provenance.
let (offset, _prov) = self
.provenance
.range_get_ptrs(range, cx)
.first()
.copied()
.expect("there must be provenance somewhere here");
let start = offset.max(range.start); // the pointer might begin before `range`!
let end = (offset + cx.pointer_size()).min(range.end()); // the pointer might end after `range`!
return Err(AllocError::ReadPointerAsInt(Some(BadBytesAccess {
access: range,
bad: AllocRange::from(start..end),
})));
}
Ok(self.get_bytes_unchecked(range))
}

8
compiler/rustc_middle/src/mir/pretty.rs
View file

@ -208,12 +208,10 @@ fn dump_path<'tcx>(
let pass_num = if tcx.sess.opts.unstable_opts.dump_mir_exclude_pass_number {
String::new()
} else if pass_num {
format!(".{:03}-{:03}", body.phase.phase_index(), body.pass_count)
} else {
if pass_num {
format!(".{:03}-{:03}", body.phase.phase_index(), body.pass_count)
} else {
".-------".to_string()
}
".-------".to_string()
};
let crate_name = tcx.crate_name(source.def_id().krate);

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)),

50
compiler/rustc_middle/src/ty/context.rs
View file

@ -2606,33 +2606,31 @@ impl<'tcx> TyCtxt<'tcx> {
/// With `cfg(debug_assertions)`, assert that args are compatible with their generics,
/// and print out the args if not.
pub fn debug_assert_args_compatible(self, def_id: DefId, args: &'tcx [ty::GenericArg<'tcx>]) {
if cfg!(debug_assertions) {
if !self.check_args_compatible(def_id, args) {
if let DefKind::AssocTy = self.def_kind(def_id)
&& let DefKind::Impl { of_trait: false } = self.def_kind(self.parent(def_id))
{
bug!(
"args not compatible with generics for {}: args={:#?}, generics={:#?}",
self.def_path_str(def_id),
args,
// Make `[Self, GAT_ARGS...]` (this could be simplified)
self.mk_args_from_iter(
[self.types.self_param.into()].into_iter().chain(
self.generics_of(def_id)
.own_args(ty::GenericArgs::identity_for_item(self, def_id))
.iter()
.copied()
)
if cfg!(debug_assertions) && !self.check_args_compatible(def_id, args) {
if let DefKind::AssocTy = self.def_kind(def_id)
&& let DefKind::Impl { of_trait: false } = self.def_kind(self.parent(def_id))
{
bug!(
"args not compatible with generics for {}: args={:#?}, generics={:#?}",
self.def_path_str(def_id),
args,
// Make `[Self, GAT_ARGS...]` (this could be simplified)
self.mk_args_from_iter(
[self.types.self_param.into()].into_iter().chain(
self.generics_of(def_id)
.own_args(ty::GenericArgs::identity_for_item(self, def_id))
.iter()
.copied()
)
);
} else {
bug!(
"args not compatible with generics for {}: args={:#?}, generics={:#?}",
self.def_path_str(def_id),
args,
ty::GenericArgs::identity_for_item(self, def_id)
);
}
)
);
} else {
bug!(
"args not compatible with generics for {}: args={:#?}, generics={:#?}",
self.def_path_str(def_id),
args,
ty::GenericArgs::identity_for_item(self, def_id)
);
}
}
}

8
compiler/rustc_middle/src/ty/layout.rs
View file

@ -1183,10 +1183,10 @@ pub fn fn_can_unwind(tcx: TyCtxt<'_>, fn_def_id: Option<DefId>, abi: SpecAbi) ->
//
// This is not part of `codegen_fn_attrs` as it can differ between crates
// and therefore cannot be computed in core.
if tcx.sess.opts.unstable_opts.panic_in_drop == PanicStrategy::Abort {
if tcx.is_lang_item(did, LangItem::DropInPlace) {
return false;
}
if tcx.sess.opts.unstable_opts.panic_in_drop == PanicStrategy::Abort
&& tcx.is_lang_item(did, LangItem::DropInPlace)
{
return false;
}
}

8
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();
@ -3361,10 +3361,8 @@ pub fn trimmed_def_paths(tcx: TyCtxt<'_>, (): ()) -> DefIdMap<Symbol> {
// name.
//
// Any stable ordering would be fine here though.
if *v.get() != symbol {
if v.get().as_str() > symbol.as_str() {
v.insert(symbol);
}
if *v.get() != symbol && v.get().as_str() > symbol.as_str() {
v.insert(symbol);
}
}
Vacant(v) => {