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Merged
merged 27 commits into from
Aug 3, 2023
Merged

Rollup of 8 pull requests #114424

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8e32dad
parser: more friendly hints for handling `async move` in the 2015 edi…
bvanjoi Jul 30, 2023
049c728
Suggests turbofish in patterns
mu001999 Aug 1, 2023
743ae5a
Expand incorrect_fn_null_check lint with reference null checking
Urgau Jul 12, 2023
d2b7c80
Rename incorrect_fn_null_checks to useless_ptr_null_checks
Urgau Jul 13, 2023
84c5372
Rename incorrect_fn_null_checks to useless_ptr_null_checks (clippy side)
Urgau Jul 13, 2023
ef3413d
Add more tests for useless_ptr_null_checks lint
Urgau Jul 13, 2023
0b9529c
Add diagnostic items for `<*const _>::cast` and `ptr::from_mut`
Urgau Jul 13, 2023
60fffbc
Temporary remove myself from review rotation
WaffleLapkin Aug 1, 2023
89b2fe7
Keep the suggestion for wrong arbitrary self types
mu001999 Aug 2, 2023
f5243d2
Fix rustfmt dep
mu001999 Aug 2, 2023
7767cbb
const validation: point at where we found a pointer but expected an i…
RalfJung Aug 2, 2023
6ae2677
[rustc_span][perf] Hoist lookup sorted by words out of the loop.
ttsugriy Aug 3, 2023
41e85c3
Apply suggestions
mu001999 Aug 3, 2023
2195fa6
fix the span in the suggestion of remove question mark
bvanjoi Aug 3, 2023
4b3dadb
Also lint on cast/cast_mut and ptr::from_mut/ptr::from_ref
Urgau Jul 13, 2023
8c8af6c
Avoid too many expected symbols and reduce `None`s
mu001999 Aug 3, 2023
ee51953
Also add label with original type for function pointers
Urgau Aug 3, 2023
dce7e87
Reduce arbitrary self type suggestions
mu001999 Aug 3, 2023
c6232b1
Skip checking of `rustc_codegen_gcc` with vendoring enabled
Kobzol Aug 3, 2023
7518ae5
Rollup merge of #113657 - Urgau:expand-incorrect_fn_null_check-lint, …
matthiaskrgr Aug 3, 2023
649d0a9
Rollup merge of #114237 - bvanjoi:fix-114219, r=cjgillot
matthiaskrgr Aug 3, 2023
51d1dac
Rollup merge of #114300 - MU001999:fix/turbofish-pat, r=estebank
matthiaskrgr Aug 3, 2023
00dcc7b
Rollup merge of #114372 - RalfJung:const-pointer-as-int, r=oli-obk
matthiaskrgr Aug 3, 2023
2413f50
Rollup merge of #114395 - ttsugriy:hoist-lookup, r=lqd
matthiaskrgr Aug 3, 2023
284f176
Rollup merge of #114403 - bvanjoi:fix-114392, r=estebank
matthiaskrgr Aug 3, 2023
eada061
Rollup merge of #114408 - WaffleLapkin:waffle-on-vacation, r=wesleywiser
matthiaskrgr Aug 3, 2023
c0c911b
Rollup merge of #114415 - Kobzol:bootstrap-check-vendor-gcc, r=ozkanonur
matthiaskrgr Aug 3, 2023
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108 changes: 58 additions & 50 deletions compiler/rustc_const_eval/messages.ftl
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154 changes: 88 additions & 66 deletions compiler/rustc_const_eval/src/errors.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -513,7 +513,7 @@ impl<'a> ReportErrorExt for UndefinedBehaviorInfo<'a> {
ScalarSizeMismatch(_) => const_eval_scalar_size_mismatch,
UninhabitedEnumVariantWritten(_) => const_eval_uninhabited_enum_variant_written,
UninhabitedEnumVariantRead(_) => const_eval_uninhabited_enum_variant_read,
Validation(e) => e.diagnostic_message(),
ValidationError(e) => e.diagnostic_message(),
Custom(x) => (x.msg)(),
}
}
Expand Down Expand Up @@ -587,13 +587,13 @@ impl<'a> ReportErrorExt for UndefinedBehaviorInfo<'a> {
InvalidUninitBytes(Some((alloc, info))) => {
builder.set_arg("alloc", alloc);
builder.set_arg("access", info.access);
builder.set_arg("uninit", info.uninit);
builder.set_arg("uninit", info.bad);
}
ScalarSizeMismatch(info) => {
builder.set_arg("target_size", info.target_size);
builder.set_arg("data_size", info.data_size);
}
Validation(e) => e.add_args(handler, builder),
ValidationError(e) => e.add_args(handler, builder),
Custom(custom) => {
(custom.add_args)(&mut |name, value| {
builder.set_arg(name, value);
Expand All @@ -608,88 +608,94 @@ impl<'tcx> ReportErrorExt for ValidationErrorInfo<'tcx> {
use crate::fluent_generated::*;
use rustc_middle::mir::interpret::ValidationErrorKind::*;
match self.kind {
PtrToUninhabited { ptr_kind: PointerKind::Box, .. } => const_eval_box_to_uninhabited,
PtrToUninhabited { ptr_kind: PointerKind::Ref, .. } => const_eval_ref_to_uninhabited,

PtrToStatic { ptr_kind: PointerKind::Box } => const_eval_box_to_static,
PtrToStatic { ptr_kind: PointerKind::Ref } => const_eval_ref_to_static,

PtrToMut { ptr_kind: PointerKind::Box } => const_eval_box_to_mut,
PtrToMut { ptr_kind: PointerKind::Ref } => const_eval_ref_to_mut,

ExpectedNonPtr { .. } => const_eval_expected_non_ptr,
MutableRefInConst => const_eval_mutable_ref_in_const,
NullFnPtr => const_eval_null_fn_ptr,
NeverVal => const_eval_never_val,
NullablePtrOutOfRange { .. } => const_eval_nullable_ptr_out_of_range,
PtrOutOfRange { .. } => const_eval_ptr_out_of_range,
OutOfRange { .. } => const_eval_out_of_range,
UnsafeCell => const_eval_unsafe_cell,
UninhabitedVal { .. } => const_eval_uninhabited_val,
InvalidEnumTag { .. } => const_eval_invalid_enum_tag,
UninhabitedEnumTag => const_eval_uninhabited_enum_tag,
UninitEnumTag => const_eval_uninit_enum_tag,
UninitStr => const_eval_uninit_str,
Uninit { expected: ExpectedKind::Bool } => const_eval_uninit_bool,
Uninit { expected: ExpectedKind::Reference } => const_eval_uninit_ref,
Uninit { expected: ExpectedKind::Box } => const_eval_uninit_box,
Uninit { expected: ExpectedKind::RawPtr } => const_eval_uninit_raw_ptr,
Uninit { expected: ExpectedKind::InitScalar } => const_eval_uninit_init_scalar,
Uninit { expected: ExpectedKind::Char } => const_eval_uninit_char,
Uninit { expected: ExpectedKind::Float } => const_eval_uninit_float,
Uninit { expected: ExpectedKind::Int } => const_eval_uninit_int,
Uninit { expected: ExpectedKind::FnPtr } => const_eval_uninit_fn_ptr,
UninitVal => const_eval_uninit,
InvalidVTablePtr { .. } => const_eval_invalid_vtable_ptr,
PtrToUninhabited { ptr_kind: PointerKind::Box, .. } => {
const_eval_validation_box_to_uninhabited
}
PtrToUninhabited { ptr_kind: PointerKind::Ref, .. } => {
const_eval_validation_ref_to_uninhabited
}

PtrToStatic { ptr_kind: PointerKind::Box } => const_eval_validation_box_to_static,
PtrToStatic { ptr_kind: PointerKind::Ref } => const_eval_validation_ref_to_static,

PtrToMut { ptr_kind: PointerKind::Box } => const_eval_validation_box_to_mut,
PtrToMut { ptr_kind: PointerKind::Ref } => const_eval_validation_ref_to_mut,

PointerAsInt { .. } => const_eval_validation_pointer_as_int,
PartialPointer => const_eval_validation_partial_pointer,
MutableRefInConst => const_eval_validation_mutable_ref_in_const,
NullFnPtr => const_eval_validation_null_fn_ptr,
NeverVal => const_eval_validation_never_val,
NullablePtrOutOfRange { .. } => const_eval_validation_nullable_ptr_out_of_range,
PtrOutOfRange { .. } => const_eval_validation_ptr_out_of_range,
OutOfRange { .. } => const_eval_validation_out_of_range,
UnsafeCell => const_eval_validation_unsafe_cell,
UninhabitedVal { .. } => const_eval_validation_uninhabited_val,
InvalidEnumTag { .. } => const_eval_validation_invalid_enum_tag,
UninhabitedEnumVariant => const_eval_validation_uninhabited_enum_variant,
Uninit { .. } => const_eval_validation_uninit,
InvalidVTablePtr { .. } => const_eval_validation_invalid_vtable_ptr,
InvalidMetaSliceTooLarge { ptr_kind: PointerKind::Box } => {
const_eval_invalid_box_slice_meta
const_eval_validation_invalid_box_slice_meta
}
InvalidMetaSliceTooLarge { ptr_kind: PointerKind::Ref } => {
const_eval_invalid_ref_slice_meta
const_eval_validation_invalid_ref_slice_meta
}

InvalidMetaTooLarge { ptr_kind: PointerKind::Box } => const_eval_invalid_box_meta,
InvalidMetaTooLarge { ptr_kind: PointerKind::Ref } => const_eval_invalid_ref_meta,
UnalignedPtr { ptr_kind: PointerKind::Ref, .. } => const_eval_unaligned_ref,
UnalignedPtr { ptr_kind: PointerKind::Box, .. } => const_eval_unaligned_box,
InvalidMetaTooLarge { ptr_kind: PointerKind::Box } => {
const_eval_validation_invalid_box_meta
}
InvalidMetaTooLarge { ptr_kind: PointerKind::Ref } => {
const_eval_validation_invalid_ref_meta
}
UnalignedPtr { ptr_kind: PointerKind::Ref, .. } => const_eval_validation_unaligned_ref,
UnalignedPtr { ptr_kind: PointerKind::Box, .. } => const_eval_validation_unaligned_box,

NullPtr { ptr_kind: PointerKind::Box } => const_eval_null_box,
NullPtr { ptr_kind: PointerKind::Ref } => const_eval_null_ref,
NullPtr { ptr_kind: PointerKind::Box } => const_eval_validation_null_box,
NullPtr { ptr_kind: PointerKind::Ref } => const_eval_validation_null_ref,
DanglingPtrNoProvenance { ptr_kind: PointerKind::Box, .. } => {
const_eval_dangling_box_no_provenance
const_eval_validation_dangling_box_no_provenance
}
DanglingPtrNoProvenance { ptr_kind: PointerKind::Ref, .. } => {
const_eval_dangling_ref_no_provenance
const_eval_validation_dangling_ref_no_provenance
}
DanglingPtrOutOfBounds { ptr_kind: PointerKind::Box } => {
const_eval_dangling_box_out_of_bounds
const_eval_validation_dangling_box_out_of_bounds
}
DanglingPtrOutOfBounds { ptr_kind: PointerKind::Ref } => {
const_eval_dangling_ref_out_of_bounds
const_eval_validation_dangling_ref_out_of_bounds
}
DanglingPtrUseAfterFree { ptr_kind: PointerKind::Box } => {
const_eval_dangling_box_use_after_free
const_eval_validation_dangling_box_use_after_free
}
DanglingPtrUseAfterFree { ptr_kind: PointerKind::Ref } => {
const_eval_dangling_ref_use_after_free
const_eval_validation_dangling_ref_use_after_free
}
InvalidBool { .. } => const_eval_validation_invalid_bool,
InvalidChar { .. } => const_eval_validation_invalid_char,
InvalidFnPtr { .. } => const_eval_invalid_fn_ptr,
InvalidFnPtr { .. } => const_eval_validation_invalid_fn_ptr,
}
}

fn add_args<G: EmissionGuarantee>(self, handler: &Handler, err: &mut DiagnosticBuilder<'_, G>) {
use crate::fluent_generated as fluent;
use rustc_middle::mir::interpret::ValidationErrorKind::*;

if let PointerAsInt { .. } | PartialPointer = self.kind {
err.help(fluent::const_eval_ptr_as_bytes_1);
err.help(fluent::const_eval_ptr_as_bytes_2);
}

let message = if let Some(path) = self.path {
handler.eagerly_translate_to_string(
fluent::const_eval_invalid_value_with_path,
fluent::const_eval_validation_front_matter_invalid_value_with_path,
[("path".into(), DiagnosticArgValue::Str(path.into()))].iter().map(|(a, b)| (a, b)),
)
} else {
handler.eagerly_translate_to_string(fluent::const_eval_invalid_value, [].into_iter())
handler.eagerly_translate_to_string(
fluent::const_eval_validation_front_matter_invalid_value,
[].into_iter(),
)
};

err.set_arg("front_matter", message);
Expand Down Expand Up @@ -729,8 +735,24 @@ impl<'tcx> ReportErrorExt for ValidationErrorInfo<'tcx> {
PtrToUninhabited { ty, .. } | UninhabitedVal { ty } => {
err.set_arg("ty", ty);
}
ExpectedNonPtr { value }
| InvalidEnumTag { value }
PointerAsInt { expected } | Uninit { expected } => {
let msg = match expected {
ExpectedKind::Reference => fluent::const_eval_validation_expected_ref,
ExpectedKind::Box => fluent::const_eval_validation_expected_box,
ExpectedKind::RawPtr => fluent::const_eval_validation_expected_raw_ptr,
ExpectedKind::InitScalar => fluent::const_eval_validation_expected_init_scalar,
ExpectedKind::Bool => fluent::const_eval_validation_expected_bool,
ExpectedKind::Char => fluent::const_eval_validation_expected_char,
ExpectedKind::Float => fluent::const_eval_validation_expected_float,
ExpectedKind::Int => fluent::const_eval_validation_expected_int,
ExpectedKind::FnPtr => fluent::const_eval_validation_expected_fn_ptr,
ExpectedKind::EnumTag => fluent::const_eval_validation_expected_enum_tag,
ExpectedKind::Str => fluent::const_eval_validation_expected_str,
};
let msg = handler.eagerly_translate_to_string(msg, [].into_iter());
err.set_arg("expected", msg);
}
InvalidEnumTag { value }
| InvalidVTablePtr { value }
| InvalidBool { value }
| InvalidChar { value }
Expand Down Expand Up @@ -758,15 +780,12 @@ impl<'tcx> ReportErrorExt for ValidationErrorInfo<'tcx> {
| NullFnPtr
| NeverVal
| UnsafeCell
| UninitEnumTag
| UninitStr
| Uninit { .. }
| UninitVal
| InvalidMetaSliceTooLarge { .. }
| InvalidMetaTooLarge { .. }
| DanglingPtrUseAfterFree { .. }
| DanglingPtrOutOfBounds { .. }
| UninhabitedEnumTag => {}
| UninhabitedEnumVariant
| PartialPointer => {}
}
}
}
Expand All @@ -776,9 +795,9 @@ impl ReportErrorExt for UnsupportedOpInfo {
use crate::fluent_generated::*;
match self {
UnsupportedOpInfo::Unsupported(s) => s.clone().into(),
UnsupportedOpInfo::PartialPointerOverwrite(_) => const_eval_partial_pointer_overwrite,
UnsupportedOpInfo::PartialPointerCopy(_) => const_eval_partial_pointer_copy,
UnsupportedOpInfo::ReadPointerAsBytes => const_eval_read_pointer_as_bytes,
UnsupportedOpInfo::OverwritePartialPointer(_) => const_eval_partial_pointer_overwrite,
UnsupportedOpInfo::ReadPartialPointer(_) => const_eval_partial_pointer_copy,
UnsupportedOpInfo::ReadPointerAsInt(_) => const_eval_read_pointer_as_int,
UnsupportedOpInfo::ThreadLocalStatic(_) => const_eval_thread_local_static,
UnsupportedOpInfo::ReadExternStatic(_) => const_eval_read_extern_static,
}
Expand All @@ -787,13 +806,16 @@ impl ReportErrorExt for UnsupportedOpInfo {
use crate::fluent_generated::*;

use UnsupportedOpInfo::*;
if let ReadPointerAsBytes | PartialPointerOverwrite(_) | PartialPointerCopy(_) = self {
if let ReadPointerAsInt(_) | OverwritePartialPointer(_) | ReadPartialPointer(_) = self {
builder.help(const_eval_ptr_as_bytes_1);
builder.help(const_eval_ptr_as_bytes_2);
}
match self {
Unsupported(_) | ReadPointerAsBytes => {}
PartialPointerOverwrite(ptr) | PartialPointerCopy(ptr) => {
// `ReadPointerAsInt(Some(info))` is never printed anyway, it only serves as an error to
// be further processed by validity checking which then turns it into something nice to
// print. So it's not worth the effort of having diagnostics that can print the `info`.
Unsupported(_) | ReadPointerAsInt(_) => {}
OverwritePartialPointer(ptr) | ReadPartialPointer(ptr) => {
builder.set_arg("ptr", ptr);
}
ThreadLocalStatic(did) | ReadExternStatic(did) => {
Expand Down
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