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Also fix if in else

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This commit is contained in:
Michael Goulet 2024-09-11 17:23:56 -04:00
parent 954419aab0
commit af8d911d63
27 changed files with 223 additions and 291 deletions
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20
compiler/rustc_ast/src/entry.rs
View File

@ -45,18 +45,16 @@ pub fn entry_point_type(
EntryPointType::Start
} else if attr::contains_name(attrs, sym::rustc_main) {
EntryPointType::RustcMainAttr
} else {
if let Some(name) = name
&& name == sym::main
{
if at_root {
// This is a top-level function so it can be `main`.
EntryPointType::MainNamed
} else {
EntryPointType::OtherMain
}
} else if let Some(name) = name
&& name == sym::main
{
if at_root {
// This is a top-level function so it can be `main`.
EntryPointType::MainNamed
} else {
EntryPointType::None
EntryPointType::OtherMain
}
} else {
EntryPointType::None
}
}

10
compiler/rustc_ast_lowering/src/item.rs
View File

@ -628,13 +628,11 @@ impl<'hir> LoweringContext<'_, 'hir> {
.map_or(Const::No, |attr| Const::Yes(attr.span)),
_ => Const::No,
}
} else if self.tcx.is_const_trait(def_id) {
// FIXME(effects) span
Const::Yes(self.tcx.def_ident_span(def_id).unwrap())
} else {
if self.tcx.is_const_trait(def_id) {
// FIXME(effects) span
Const::Yes(self.tcx.def_ident_span(def_id).unwrap())
} else {
Const::No
}
Const::No
}
} else {
Const::No

12
compiler/rustc_borrowck/src/region_infer/values.rs
View File

@ -118,10 +118,8 @@ impl LivenessValues {
debug!("LivenessValues::add_location(region={:?}, location={:?})", region, location);
if let Some(points) = &mut self.points {
points.insert(region, point);
} else {
if self.elements.point_in_range(point) {
self.live_regions.as_mut().unwrap().insert(region);
}
} else if self.elements.point_in_range(point) {
self.live_regions.as_mut().unwrap().insert(region);
}
// When available, record the loans flowing into this region as live at the given point.
@ -137,10 +135,8 @@ impl LivenessValues {
debug!("LivenessValues::add_points(region={:?}, points={:?})", region, points);
if let Some(this) = &mut self.points {
this.union_row(region, points);
} else {
if points.iter().any(|point| self.elements.point_in_range(point)) {
self.live_regions.as_mut().unwrap().insert(region);
}
} else if points.iter().any(|point| self.elements.point_in_range(point)) {
self.live_regions.as_mut().unwrap().insert(region);
}
// When available, record the loans flowing into this region as live at the given points.

10
compiler/rustc_builtin_macros/src/asm.rs
View File

@ -234,13 +234,11 @@ pub fn parse_asm_args<'a>(
continue;
}
args.named_args.insert(name, slot);
} else {
if !args.named_args.is_empty() || !args.reg_args.is_empty() {
let named = args.named_args.values().map(|p| args.operands[*p].1).collect();
let explicit = args.reg_args.iter().map(|p| args.operands[p].1).collect();
} else if !args.named_args.is_empty() || !args.reg_args.is_empty() {
let named = args.named_args.values().map(|p| args.operands[*p].1).collect();
let explicit = args.reg_args.iter().map(|p| args.operands[p].1).collect();
dcx.emit_err(errors::AsmPositionalAfter { span, named, explicit });
}
dcx.emit_err(errors::AsmPositionalAfter { span, named, explicit });
}
}

28
compiler/rustc_codegen_ssa/src/back/link.rs
View File

@ -281,12 +281,10 @@ pub fn each_linked_rlib(
let used_crate_source = &info.used_crate_source[&cnum];
if let Some((path, _)) = &used_crate_source.rlib {
f(cnum, path);
} else if used_crate_source.rmeta.is_some() {
return Err(errors::LinkRlibError::OnlyRmetaFound { crate_name });
} else {
if used_crate_source.rmeta.is_some() {
return Err(errors::LinkRlibError::OnlyRmetaFound { crate_name });
} else {
return Err(errors::LinkRlibError::NotFound { crate_name });
}
return Err(errors::LinkRlibError::NotFound { crate_name });
}
}
Ok(())
@ -628,12 +626,10 @@ fn link_staticlib(
let used_crate_source = &codegen_results.crate_info.used_crate_source[&cnum];
if let Some((path, _)) = &used_crate_source.dylib {
all_rust_dylibs.push(&**path);
} else if used_crate_source.rmeta.is_some() {
sess.dcx().emit_fatal(errors::LinkRlibError::OnlyRmetaFound { crate_name });
} else {
if used_crate_source.rmeta.is_some() {
sess.dcx().emit_fatal(errors::LinkRlibError::OnlyRmetaFound { crate_name });
} else {
sess.dcx().emit_fatal(errors::LinkRlibError::NotFound { crate_name });
}
sess.dcx().emit_fatal(errors::LinkRlibError::NotFound { crate_name });
}
}
@ -1972,10 +1968,8 @@ fn add_late_link_args(
if let Some(args) = sess.target.late_link_args_dynamic.get(&flavor) {
cmd.verbatim_args(args.iter().map(Deref::deref));
}
} else {
if let Some(args) = sess.target.late_link_args_static.get(&flavor) {
cmd.verbatim_args(args.iter().map(Deref::deref));
}
} else if let Some(args) = sess.target.late_link_args_static.get(&flavor) {
cmd.verbatim_args(args.iter().map(Deref::deref));
}
if let Some(args) = sess.target.late_link_args.get(&flavor) {
cmd.verbatim_args(args.iter().map(Deref::deref));
@ -2635,10 +2629,8 @@ fn add_native_libs_from_crate(
if link_static {
cmd.link_staticlib_by_name(name, verbatim, false);
}
} else {
if link_dynamic {
cmd.link_dylib_by_name(name, verbatim, true);
}
} else if link_dynamic {
cmd.link_dylib_by_name(name, verbatim, true);
}
}
NativeLibKind::Framework { as_needed } => {

12
compiler/rustc_codegen_ssa/src/back/linker.rs
View File

@ -791,14 +791,12 @@ impl<'a> Linker for GccLinker<'a> {
self.link_arg("-exported_symbols_list").link_arg(path);
} else if self.sess.target.is_like_solaris {
self.link_arg("-M").link_arg(path);
} else if is_windows {
self.link_arg(path);
} else {
if is_windows {
self.link_arg(path);
} else {
let mut arg = OsString::from("--version-script=");
arg.push(path);
self.link_arg(arg).link_arg("--no-undefined-version");
}
let mut arg = OsString::from("--version-script=");
arg.push(path);
self.link_arg(arg).link_arg("--no-undefined-version");
}
}

14
compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs
View File

@ -236,15 +236,13 @@ fn push_debuginfo_type_name<'tcx>(
let has_enclosing_parens = if cpp_like_debuginfo {
output.push_str("dyn$<");
false
} else if trait_data.len() > 1 && auto_traits.len() != 0 {
// We need enclosing parens because there is more than one trait
output.push_str("(dyn ");
true
} else {
if trait_data.len() > 1 && auto_traits.len() != 0 {
// We need enclosing parens because there is more than one trait
output.push_str("(dyn ");
true
} else {
output.push_str("dyn ");
false
}
output.push_str("dyn ");
false
};
if let Some(principal) = trait_data.principal() {

62
compiler/rustc_hir_analysis/src/check/check.rs
View File

@ -1151,42 +1151,40 @@ pub(super) fn check_packed(tcx: TyCtxt<'_>, sp: Span, def: ty::AdtDef<'_>) {
"type has conflicting packed and align representation hints"
)
.emit();
} else {
if let Some(def_spans) = check_packed_inner(tcx, def.did(), &mut vec![]) {
let mut err = struct_span_code_err!(
tcx.dcx(),
sp,
E0588,
"packed type cannot transitively contain a `#[repr(align)]` type"
);
} else if let Some(def_spans) = check_packed_inner(tcx, def.did(), &mut vec![]) {
let mut err = struct_span_code_err!(
tcx.dcx(),
sp,
E0588,
"packed type cannot transitively contain a `#[repr(align)]` type"
);
err.span_note(
tcx.def_span(def_spans[0].0),
format!("`{}` has a `#[repr(align)]` attribute", tcx.item_name(def_spans[0].0)),
);
err.span_note(
tcx.def_span(def_spans[0].0),
format!("`{}` has a `#[repr(align)]` attribute", tcx.item_name(def_spans[0].0)),
);
if def_spans.len() > 2 {
let mut first = true;
for (adt_def, span) in def_spans.iter().skip(1).rev() {
let ident = tcx.item_name(*adt_def);
err.span_note(
*span,
if first {
format!(
"`{}` contains a field of type `{}`",
tcx.type_of(def.did()).instantiate_identity(),
ident
)
} else {
format!("...which contains a field of type `{ident}`")
},
);
first = false;
}
if def_spans.len() > 2 {
let mut first = true;
for (adt_def, span) in def_spans.iter().skip(1).rev() {
let ident = tcx.item_name(*adt_def);
err.span_note(
*span,
if first {
format!(
"`{}` contains a field of type `{}`",
tcx.type_of(def.did()).instantiate_identity(),
ident
)
} else {
format!("...which contains a field of type `{ident}`")
},
);
first = false;
}
err.emit();
}
err.emit();
}
}
}

30
compiler/rustc_hir_analysis/src/collect/type_of/opaque.rs
View File

@ -381,24 +381,22 @@ pub(super) fn find_opaque_ty_constraints_for_rpit<'tcx>(
}
mir_opaque_ty.ty
} else if let Some(guar) = tables.tainted_by_errors {
// Some error in the owner fn prevented us from populating
// the `concrete_opaque_types` table.
Ty::new_error(tcx, guar)
} else {
if let Some(guar) = tables.tainted_by_errors {
// Some error in the owner fn prevented us from populating
// the `concrete_opaque_types` table.
Ty::new_error(tcx, guar)
// Fall back to the RPIT we inferred during HIR typeck
if let Some(hir_opaque_ty) = hir_opaque_ty {
hir_opaque_ty.ty
} else {
// Fall back to the RPIT we inferred during HIR typeck
if let Some(hir_opaque_ty) = hir_opaque_ty {
hir_opaque_ty.ty
} else {
// We failed to resolve the opaque type or it
// resolves to itself. We interpret this as the
// no values of the hidden type ever being constructed,
// so we can just make the hidden type be `!`.
// For backwards compatibility reasons, we fall back to
// `()` until we the diverging default is changed.
Ty::new_diverging_default(tcx)
}
// We failed to resolve the opaque type or it
// resolves to itself. We interpret this as the
// no values of the hidden type ever being constructed,
// so we can just make the hidden type be `!`.
// For backwards compatibility reasons, we fall back to
// `()` until we the diverging default is changed.
Ty::new_diverging_default(tcx)
}
}
}

10
compiler/rustc_hir_analysis/src/hir_ty_lowering/mod.rs
View File

@ -562,13 +562,11 @@ impl<'tcx> dyn HirTyLowerer<'tcx> + '_ {
tcx.const_param_default(param.def_id)
.instantiate(tcx, preceding_args)
.into()
} else if infer_args {
self.lowerer.ct_infer(Some(param), self.span).into()
} else {
if infer_args {
self.lowerer.ct_infer(Some(param), self.span).into()
} else {
// We've already errored above about the mismatch.
ty::Const::new_misc_error(tcx).into()
}
// We've already errored above about the mismatch.
ty::Const::new_misc_error(tcx).into()
}
}
}

29
compiler/rustc_hir_typeck/src/expr.rs
View File

@ -2902,21 +2902,20 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> {
candidate_fields.iter().map(|path| format!("{unwrap}{path}")),
Applicability::MaybeIncorrect,
);
} else {
if let Some(field_name) = find_best_match_for_name(&field_names, field.name, None) {
err.span_suggestion_verbose(
field.span,
"a field with a similar name exists",
format!("{unwrap}{}", field_name),
Applicability::MaybeIncorrect,
);
} else if !field_names.is_empty() {
let is = if field_names.len() == 1 { " is" } else { "s are" };
err.note(format!(
"available field{is}: {}",
self.name_series_display(field_names),
));
}
} else if let Some(field_name) =
find_best_match_for_name(&field_names, field.name, None)
{
err.span_suggestion_verbose(
field.span,
"a field with a similar name exists",
format!("{unwrap}{}", field_name),
Applicability::MaybeIncorrect,
);
} else if !field_names.is_empty() {
let is = if field_names.len() == 1 { " is" } else { "s are" };
err.note(
format!("available field{is}: {}", self.name_series_display(field_names),),
);
}
}
err

14
compiler/rustc_hir_typeck/src/gather_locals.rs
View File

@ -158,14 +158,12 @@ impl<'a, 'tcx> Visitor<'tcx> for GatherLocalsVisitor<'a, 'tcx> {
),
);
}
} else {
if !self.fcx.tcx.features().unsized_locals {
self.fcx.require_type_is_sized(
var_ty,
p.span,
ObligationCauseCode::VariableType(p.hir_id),
);
}
} else if !self.fcx.tcx.features().unsized_locals {
self.fcx.require_type_is_sized(
var_ty,
p.span,
ObligationCauseCode::VariableType(p.hir_id),
);
}
debug!(

8
compiler/rustc_incremental/src/persist/dirty_clean.rs
View File

@ -417,12 +417,10 @@ fn check_config(tcx: TyCtxt<'_>, attr: &Attribute) -> bool {
fn expect_associated_value(tcx: TyCtxt<'_>, item: &NestedMetaItem) -> Symbol {
if let Some(value) = item.value_str() {
value
} else if let Some(ident) = item.ident() {
tcx.dcx().emit_fatal(errors::AssociatedValueExpectedFor { span: item.span(), ident });
} else {
if let Some(ident) = item.ident() {
tcx.dcx().emit_fatal(errors::AssociatedValueExpectedFor { span: item.span(), ident });
} else {
tcx.dcx().emit_fatal(errors::AssociatedValueExpected { span: item.span() });
}
tcx.dcx().emit_fatal(errors::AssociatedValueExpected { span: item.span() });
}
}

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);

12
compiler/rustc_parse/src/parser/expr.rs
View File

@ -2554,13 +2554,12 @@ impl<'a> Parser<'a> {
let maybe_fatarrow = self.token.clone();
let block = if self.check(&token::OpenDelim(Delimiter::Brace)) {
self.parse_block()?
} else if let Some(block) = recover_block_from_condition(self) {
block
} else {
if let Some(block) = recover_block_from_condition(self) {
block
} else {
self.error_on_extra_if(&cond)?;
// Parse block, which will always fail, but we can add a nice note to the error
self.parse_block().map_err(|mut err| {
self.error_on_extra_if(&cond)?;
// Parse block, which will always fail, but we can add a nice note to the error
self.parse_block().map_err(|mut err| {
if self.prev_token == token::Semi
&& self.token == token::AndAnd
&& let maybe_let = self.look_ahead(1, |t| t.clone())
@ -2592,7 +2591,6 @@ impl<'a> Parser<'a> {
}
err
})?
}
};
self.error_on_if_block_attrs(lo, false, block.span, attrs);
block

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

@ -1359,13 +1359,11 @@ impl<'a> Parser<'a> {
fn parse_attr_args(&mut self) -> PResult<'a, AttrArgs> {
Ok(if let Some(args) = self.parse_delim_args_inner() {
AttrArgs::Delimited(args)
} else if self.eat(&token::Eq) {
let eq_span = self.prev_token.span;
AttrArgs::Eq(eq_span, AttrArgsEq::Ast(self.parse_expr_force_collect()?))
} else {
if self.eat(&token::Eq) {
let eq_span = self.prev_token.span;
AttrArgs::Eq(eq_span, AttrArgsEq::Ast(self.parse_expr_force_collect()?))
} else {
AttrArgs::Empty
}
AttrArgs::Empty
})
}

28
compiler/rustc_parse/src/parser/pat.rs
View File

@ -1336,21 +1336,19 @@ impl<'a> Parser<'a> {
vec![(first_etc_span, String::new())],
Applicability::MachineApplicable,
);
} else {
if let Some(last_non_comma_dotdot_span) = last_non_comma_dotdot_span {
// We have `.., x`.
err.multipart_suggestion(
"move the `..` to the end of the field list",
vec![
(first_etc_span, String::new()),
(
self.token.span.to(last_non_comma_dotdot_span.shrink_to_hi()),
format!("{} .. }}", if ate_comma { "" } else { "," }),
),
],
Applicability::MachineApplicable,
);
}
} else if let Some(last_non_comma_dotdot_span) = last_non_comma_dotdot_span {
// We have `.., x`.
err.multipart_suggestion(
"move the `..` to the end of the field list",
vec![
(first_etc_span, String::new()),
(
self.token.span.to(last_non_comma_dotdot_span.shrink_to_hi()),
format!("{} .. }}", if ate_comma { "" } else { "," }),
),
],
Applicability::MachineApplicable,
);
}
}
err.emit();

12
compiler/rustc_parse/src/validate_attr.rs
View File

@ -192,13 +192,11 @@ pub fn check_attribute_safety(psess: &ParseSess, safety: AttributeSafety, attr:
);
}
}
} else {
if let Safety::Unsafe(unsafe_span) = attr_item.unsafety {
psess.dcx().emit_err(errors::InvalidAttrUnsafe {
span: unsafe_span,
name: attr_item.path.clone(),
});
}
} else if let Safety::Unsafe(unsafe_span) = attr_item.unsafety {
psess.dcx().emit_err(errors::InvalidAttrUnsafe {
span: unsafe_span,
name: attr_item.path.clone(),
});
}
}

18
compiler/rustc_passes/src/check_attr.rs
View File

@ -2172,17 +2172,13 @@ impl<'tcx> CheckAttrVisitor<'tcx> {
attr.span,
errors::MacroExport::TooManyItems,
);
} else {
if meta_item_list[0].name_or_empty() != sym::local_inner_macros {
self.tcx.emit_node_span_lint(
INVALID_MACRO_EXPORT_ARGUMENTS,
hir_id,
meta_item_list[0].span(),
errors::MacroExport::UnknownItem {
name: meta_item_list[0].name_or_empty(),
},
);
}
} else if meta_item_list[0].name_or_empty() != sym::local_inner_macros {
self.tcx.emit_node_span_lint(
INVALID_MACRO_EXPORT_ARGUMENTS,
hir_id,
meta_item_list[0].span(),
errors::MacroExport::UnknownItem { name: meta_item_list[0].name_or_empty() },
);
}
} else {
// special case when `#[macro_export]` is applied to a macro 2.0

16
compiler/rustc_passes/src/liveness.rs
View File

@ -1500,15 +1500,13 @@ impl<'tcx> Liveness<'_, 'tcx> {
);
}
}
} else {
if let Some(name) = self.should_warn(var) {
self.ir.tcx.emit_node_span_lint(
lint::builtin::UNUSED_VARIABLES,
var_hir_id,
vec![span],
errors::UnusedVarMaybeCaptureRef { name },
);
}
} else if let Some(name) = self.should_warn(var) {
self.ir.tcx.emit_node_span_lint(
lint::builtin::UNUSED_VARIABLES,
var_hir_id,
vec![span],
errors::UnusedVarMaybeCaptureRef { name },
);
}
}
}

38
compiler/rustc_resolve/src/imports.rs
View File

@ -1256,28 +1256,23 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
extern_crate_span: self.tcx.source_span(self.local_def_id(extern_crate_id)),
},
);
} else {
if ns == TypeNS {
let err = if crate_private_reexport {
self.dcx().create_err(CannotBeReexportedCratePublicNS {
span: import.span,
ident,
})
} else {
self.dcx()
.create_err(CannotBeReexportedPrivateNS { span: import.span, ident })
};
err.emit();
} else if ns == TypeNS {
let err = if crate_private_reexport {
self.dcx()
.create_err(CannotBeReexportedCratePublicNS { span: import.span, ident })
} else {
let mut err = if crate_private_reexport {
self.dcx()
.create_err(CannotBeReexportedCratePublic { span: import.span, ident })
} else {
self.dcx()
.create_err(CannotBeReexportedPrivate { span: import.span, ident })
};
self.dcx().create_err(CannotBeReexportedPrivateNS { span: import.span, ident })
};
err.emit();
} else {
let mut err = if crate_private_reexport {
self.dcx()
.create_err(CannotBeReexportedCratePublic { span: import.span, ident })
} else {
self.dcx().create_err(CannotBeReexportedPrivate { span: import.span, ident })
};
match binding.kind {
match binding.kind {
NameBindingKind::Res(Res::Def(DefKind::Macro(_), def_id))
// exclude decl_macro
if self.get_macro_by_def_id(def_id).macro_rules =>
@ -1293,8 +1288,7 @@ impl<'a, 'tcx> Resolver<'a, 'tcx> {
});
}
}
err.emit();
}
err.emit();
}
}

8
compiler/rustc_resolve/src/rustdoc.rs
View File

@ -270,12 +270,10 @@ fn strip_generics_from_path_segment(segment: Vec<char>) -> Result<String, Malfor
// Give a helpful error message instead of completely ignoring the angle brackets.
return Err(MalformedGenerics::HasFullyQualifiedSyntax);
}
} else if param_depth == 0 {
stripped_segment.push(c);
} else {
if param_depth == 0 {
stripped_segment.push(c);
} else {
latest_generics_chunk.push(c);
}
latest_generics_chunk.push(c);
}
}

12
compiler/rustc_sanitizers/src/cfi/typeid/itanium_cxx_abi/encode.rs
View File

@ -207,14 +207,12 @@ fn encode_fnsig<'tcx>(
if fn_sig.c_variadic {
s.push('z');
}
} else if fn_sig.c_variadic {
s.push('z');
} else {
if fn_sig.c_variadic {
s.push('z');
} else {
// Empty parameter lists, whether declared as () or conventionally as (void), are
// encoded with a void parameter specifier "v".
s.push('v')
}
// Empty parameter lists, whether declared as () or conventionally as (void), are
// encoded with a void parameter specifier "v".
s.push('v')
}
// Close the "F..E" pair

40
compiler/rustc_target/src/abi/call/xtensa.rs
View File

@ -69,29 +69,27 @@ where
if must_use_stack {
arg.make_indirect_byval(None);
} else {
if is_xtensa_aggregate(arg) {
// Aggregates which are <= max_size will be passed in
// registers if possible, so coerce to integers.
} else if is_xtensa_aggregate(arg) {
// Aggregates which are <= max_size will be passed in
// registers if possible, so coerce to integers.
// Use a single `xlen` int if possible, 2 * `xlen` if 2 * `xlen` alignment
// is required, and a 2-element `xlen` array if only `xlen` alignment is
// required.
if size <= 32 {
arg.cast_to(Reg::i32());
} else {
let reg = if needed_align == 2 * 32 { Reg::i64() } else { Reg::i32() };
let total = Size::from_bits(((size + 32 - 1) / 32) * 32);
arg.cast_to(Uniform::new(reg, total));
}
// Use a single `xlen` int if possible, 2 * `xlen` if 2 * `xlen` alignment
// is required, and a 2-element `xlen` array if only `xlen` alignment is
// required.
if size <= 32 {
arg.cast_to(Reg::i32());
} else {
// All integral types are promoted to `xlen`
// width.
//
// We let the LLVM backend handle integral types >= xlen.
if size < 32 {
arg.extend_integer_width_to(32);
}
let reg = if needed_align == 2 * 32 { Reg::i64() } else { Reg::i32() };
let total = Size::from_bits(((size + 32 - 1) / 32) * 32);
arg.cast_to(Uniform::new(reg, total));
}
} else {
// All integral types are promoted to `xlen`
// width.
//
// We let the LLVM backend handle integral types >= xlen.
if size < 32 {
arg.extend_integer_width_to(32);
}
}
}

28
compiler/rustc_trait_selection/src/error_reporting/infer/mod.rs
View File

@ -1323,23 +1323,21 @@ impl<'a, 'tcx> TypeErrCtxt<'a, 'tcx> {
label_or_note(span, terr.to_string(self.tcx));
label_or_note(sp, msg);
}
} else {
if let Some(values) = values
&& let Some((e, f)) = values.ty()
&& let TypeError::ArgumentSorts(..) | TypeError::Sorts(_) = terr
{
let e = self.tcx.erase_regions(e);
let f = self.tcx.erase_regions(f);
let expected = with_forced_trimmed_paths!(e.sort_string(self.tcx));
let found = with_forced_trimmed_paths!(f.sort_string(self.tcx));
if expected == found {
label_or_note(span, terr.to_string(self.tcx));
} else {
label_or_note(span, Cow::from(format!("expected {expected}, found {found}")));
}
} else {
} else if let Some(values) = values
&& let Some((e, f)) = values.ty()
&& let TypeError::ArgumentSorts(..) | TypeError::Sorts(_) = terr
{
let e = self.tcx.erase_regions(e);
let f = self.tcx.erase_regions(f);
let expected = with_forced_trimmed_paths!(e.sort_string(self.tcx));
let found = with_forced_trimmed_paths!(f.sort_string(self.tcx));
if expected == found {
label_or_note(span, terr.to_string(self.tcx));
} else {
label_or_note(span, Cow::from(format!("expected {expected}, found {found}")));
}
} else {
label_or_note(span, terr.to_string(self.tcx));
}
if let Some((expected, found, path)) = expected_found {

15
compiler/rustc_trait_selection/src/error_reporting/traits/suggestions.rs
View File

@ -3237,16 +3237,13 @@ impl<'a, 'tcx> TypeErrCtxt<'a, 'tcx> {
// then the tuple must be the one containing capture types.
let is_upvar_tys_infer_tuple = if !matches!(ty.kind(), ty::Tuple(..)) {
false
} else if let ObligationCauseCode::BuiltinDerived(data) = &*data.parent_code {
let parent_trait_ref = self.resolve_vars_if_possible(data.parent_trait_pred);
let nested_ty = parent_trait_ref.skip_binder().self_ty();
matches!(nested_ty.kind(), ty::Coroutine(..))
|| matches!(nested_ty.kind(), ty::Closure(..))
} else {
if let ObligationCauseCode::BuiltinDerived(data) = &*data.parent_code {
let parent_trait_ref =
self.resolve_vars_if_possible(data.parent_trait_pred);
let nested_ty = parent_trait_ref.skip_binder().self_ty();
matches!(nested_ty.kind(), ty::Coroutine(..))
|| matches!(nested_ty.kind(), ty::Closure(..))
} else {
false
}
false
};
if !is_upvar_tys_infer_tuple {

10
compiler/rustc_trait_selection/src/traits/select/candidate_assembly.rs
View File

@ -426,13 +426,11 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
} else if kind == ty::ClosureKind::FnOnce {
candidates.vec.push(ClosureCandidate { is_const });
}
} else if kind == ty::ClosureKind::FnOnce {
candidates.vec.push(ClosureCandidate { is_const });
} else {
if kind == ty::ClosureKind::FnOnce {
candidates.vec.push(ClosureCandidate { is_const });
} else {
// This stays ambiguous until kind+upvars are determined.
candidates.ambiguous = true;
}
// This stays ambiguous until kind+upvars are determined.
candidates.ambiguous = true;
}
}
ty::Infer(ty::TyVar(_)) => {