mirror of
https://github.com/rust-lang/rust
synced 2024-10-14 20:46:49 +00:00
Add support for NonNull in ambiguous_wide_ptr_comparisions
This commit is contained in:
Urgau
parent
af4a5a13a1
commit
16d11c539f
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@ -243,6 +243,7 @@ impl<P, T> PartialEq for CopyTaggedPtr<P, T, true>
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T: Tag,
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{
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#[inline]
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#[allow(ambiguous_wide_pointer_comparisons)]
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fn eq(&self, other: &Self) -> bool {
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self.packed == other.packed
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}
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@ -1632,11 +1632,13 @@ pub struct AmbiguousWidePointerComparisonsAddrMetadataSuggestion<'a> {
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pub ne: &'a str,
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pub deref_left: &'a str,
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pub deref_right: &'a str,
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pub l_modifiers: &'a str,
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pub r_modifiers: &'a str,
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#[suggestion_part(code = "{ne}std::ptr::eq({deref_left}")]
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pub left: Span,
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#[suggestion_part(code = ", {deref_right}")]
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#[suggestion_part(code = "{l_modifiers}, {deref_right}")]
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pub middle: Span,
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#[suggestion_part(code = ")")]
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#[suggestion_part(code = "{r_modifiers})")]
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pub right: Span,
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}
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@ -1652,11 +1654,13 @@ pub enum AmbiguousWidePointerComparisonsAddrSuggestion<'a> {
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ne: &'a str,
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deref_left: &'a str,
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deref_right: &'a str,
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l_modifiers: &'a str,
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r_modifiers: &'a str,
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#[suggestion_part(code = "{ne}std::ptr::addr_eq({deref_left}")]
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left: Span,
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#[suggestion_part(code = ", {deref_right}")]
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#[suggestion_part(code = "{l_modifiers}, {deref_right}")]
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middle: Span,
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#[suggestion_part(code = ")")]
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#[suggestion_part(code = "{r_modifiers})")]
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right: Span,
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},
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#[multipart_suggestion(
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@ -1670,13 +1674,15 @@ pub enum AmbiguousWidePointerComparisonsAddrSuggestion<'a> {
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deref_right: &'a str,
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paren_left: &'a str,
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paren_right: &'a str,
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l_modifiers: &'a str,
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r_modifiers: &'a str,
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#[suggestion_part(code = "({deref_left}")]
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left_before: Option<Span>,
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#[suggestion_part(code = "{paren_left}.cast::<()>()")]
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#[suggestion_part(code = "{l_modifiers}{paren_left}.cast::<()>()")]
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left_after: Span,
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#[suggestion_part(code = "({deref_right}")]
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right_before: Option<Span>,
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#[suggestion_part(code = "{paren_right}.cast::<()>()")]
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#[suggestion_part(code = "{r_modifiers}{paren_right}.cast::<()>()")]
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right_after: Span,
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},
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}
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@ -670,7 +670,11 @@ fn lint_wide_pointer<'tcx>(
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l: &'tcx hir::Expr<'tcx>,
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r: &'tcx hir::Expr<'tcx>,
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) {
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let ptr_unsized = |mut ty: Ty<'tcx>| -> Option<(usize, bool)> {
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let ptr_unsized = |mut ty: Ty<'tcx>| -> Option<(
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/* number of refs */ usize,
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/* modifiers */ String,
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/* is dyn */ bool,
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)> {
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let mut refs = 0;
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// here we remove any "implicit" references and count the number
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// of them to correctly suggest the right number of deref
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@ -678,11 +682,20 @@ fn lint_wide_pointer<'tcx>(
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ty = *inner_ty;
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refs += 1;
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}
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match ty.kind() {
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ty::RawPtr(ty, _) => (!ty.is_sized(cx.tcx, cx.param_env))
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.then(|| (refs, matches!(ty.kind(), ty::Dynamic(_, _, ty::Dyn)))),
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_ => None,
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}
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// get the inner type of a pointer (or akin)
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let mut modifiers = String::new();
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ty = match ty.kind() {
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ty::RawPtr(ty, _) => *ty,
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ty::Adt(def, args) if cx.tcx.is_diagnostic_item(sym::NonNull, def.did()) => {
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modifiers.push_str(".as_ptr()");
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args.type_at(0)
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}
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_ => return None,
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};
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(!ty.is_sized(cx.tcx, cx.param_env))
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.then(|| (refs, modifiers, matches!(ty.kind(), ty::Dynamic(_, _, ty::Dyn))))
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};
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// the left and right operands can have references, remove any explicit references
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@ -696,10 +709,10 @@ fn lint_wide_pointer<'tcx>(
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return;
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};
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let Some((l_ty_refs, l_inner_ty_is_dyn)) = ptr_unsized(l_ty) else {
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let Some((l_ty_refs, l_modifiers, l_inner_ty_is_dyn)) = ptr_unsized(l_ty) else {
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return;
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};
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let Some((r_ty_refs, r_inner_ty_is_dyn)) = ptr_unsized(r_ty) else {
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let Some((r_ty_refs, r_modifiers, r_inner_ty_is_dyn)) = ptr_unsized(r_ty) else {
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return;
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};
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@ -724,6 +737,9 @@ fn lint_wide_pointer<'tcx>(
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let deref_left = &*"*".repeat(l_ty_refs);
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let deref_right = &*"*".repeat(r_ty_refs);
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let l_modifiers = &*l_modifiers;
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let r_modifiers = &*r_modifiers;
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cx.emit_span_lint(
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AMBIGUOUS_WIDE_POINTER_COMPARISONS,
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e.span,
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@ -733,6 +749,8 @@ fn lint_wide_pointer<'tcx>(
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ne,
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deref_left,
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deref_right,
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l_modifiers,
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r_modifiers,
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left,
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middle,
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right,
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@ -743,6 +761,8 @@ fn lint_wide_pointer<'tcx>(
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ne,
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deref_left,
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deref_right,
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l_modifiers,
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r_modifiers,
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left,
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middle,
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right,
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@ -751,6 +771,8 @@ fn lint_wide_pointer<'tcx>(
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AmbiguousWidePointerComparisonsAddrSuggestion::Cast {
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deref_left,
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deref_right,
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l_modifiers,
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r_modifiers,
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paren_left: if l_ty_refs != 0 { ")" } else { "" },
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paren_right: if r_ty_refs != 0 { ")" } else { "" },
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left_before: (l_ty_refs != 0).then_some(l_span.shrink_to_lo()),
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@ -3,6 +3,7 @@
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use std::rc::Rc;
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use std::sync::Arc;
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use std::cmp::PartialEq;
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use std::ptr::NonNull;
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struct A;
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struct B;
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@ -50,6 +51,17 @@ fn main() {
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let _ = a.gt(&b);
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//~^ WARN ambiguous wide pointer comparison
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{
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let a = NonNull::<dyn T>::new(a as *mut _).unwrap();
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let b = NonNull::<dyn T>::new(b as *mut _).unwrap();
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let _ = a == b;
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//~^ WARN ambiguous wide pointer comparison
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let _ = a >= b;
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//~^ WARN ambiguous wide pointer comparison
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let _ = &a == &b;
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//~^ WARN ambiguous wide pointer comparison
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}
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{
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// &*const ?Sized
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let a = &a;
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@ -1,5 +1,5 @@
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:19:13
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--> $DIR/wide_pointer_comparisons.rs:20:13
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LL | let _ = a == b;
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| ^^^^^^
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@ -11,7 +11,7 @@ LL | let _ = std::ptr::addr_eq(a, b);
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| ++++++++++++++++++ ~ +
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:21:13
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--> $DIR/wide_pointer_comparisons.rs:22:13
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LL | let _ = a != b;
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| ^^^^^^
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@ -22,7 +22,7 @@ LL | let _ = !std::ptr::addr_eq(a, b);
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| +++++++++++++++++++ ~ +
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:23:13
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--> $DIR/wide_pointer_comparisons.rs:24:13
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LL | let _ = a < b;
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| ^^^^^
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@ -33,7 +33,7 @@ LL | let _ = a.cast::<()>() < b.cast::<()>();
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:25:13
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--> $DIR/wide_pointer_comparisons.rs:26:13
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LL | let _ = a <= b;
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| ^^^^^^
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@ -44,7 +44,7 @@ LL | let _ = a.cast::<()>() <= b.cast::<()>();
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:27:13
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--> $DIR/wide_pointer_comparisons.rs:28:13
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LL | let _ = a > b;
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| ^^^^^
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@ -55,7 +55,7 @@ LL | let _ = a.cast::<()>() > b.cast::<()>();
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:29:13
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--> $DIR/wide_pointer_comparisons.rs:30:13
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LL | let _ = a >= b;
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| ^^^^^^
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@ -66,7 +66,7 @@ LL | let _ = a.cast::<()>() >= b.cast::<()>();
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:32:13
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--> $DIR/wide_pointer_comparisons.rs:33:13
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LL | let _ = PartialEq::eq(&a, &b);
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| ^^^^^^^^^^^^^^^^^^^^^
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@ -77,7 +77,7 @@ LL | let _ = std::ptr::addr_eq(a, b);
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| ~~~~~~~~~~~~~~~~~~ ~ ~
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:34:13
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--> $DIR/wide_pointer_comparisons.rs:35:13
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LL | let _ = PartialEq::ne(&a, &b);
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| ^^^^^^^^^^^^^^^^^^^^^
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@ -88,7 +88,7 @@ LL | let _ = !std::ptr::addr_eq(a, b);
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| ~~~~~~~~~~~~~~~~~~~ ~ ~
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:36:13
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--> $DIR/wide_pointer_comparisons.rs:37:13
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LL | let _ = a.eq(&b);
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| ^^^^^^^^
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@ -99,7 +99,7 @@ LL | let _ = std::ptr::addr_eq(a, b);
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| ++++++++++++++++++ ~ ~
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:38:13
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--> $DIR/wide_pointer_comparisons.rs:39:13
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LL | let _ = a.ne(&b);
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| ^^^^^^^^
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@ -110,7 +110,7 @@ LL | let _ = !std::ptr::addr_eq(a, b);
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| +++++++++++++++++++ ~ ~
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:40:13
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--> $DIR/wide_pointer_comparisons.rs:41:13
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LL | let _ = a.cmp(&b);
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| ^^^^^^^^^
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@ -121,7 +121,7 @@ LL | let _ = a.cast::<()>().cmp(&b.cast::<()>());
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:42:13
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--> $DIR/wide_pointer_comparisons.rs:43:13
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LL | let _ = a.partial_cmp(&b);
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| ^^^^^^^^^^^^^^^^^
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@ -132,7 +132,7 @@ LL | let _ = a.cast::<()>().partial_cmp(&b.cast::<()>());
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:44:13
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--> $DIR/wide_pointer_comparisons.rs:45:13
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LL | let _ = a.le(&b);
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| ^^^^^^^^
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@ -143,7 +143,7 @@ LL | let _ = a.cast::<()>().le(&b.cast::<()>());
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:46:13
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--> $DIR/wide_pointer_comparisons.rs:47:13
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LL | let _ = a.lt(&b);
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| ^^^^^^^^
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@ -154,7 +154,7 @@ LL | let _ = a.cast::<()>().lt(&b.cast::<()>());
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:48:13
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--> $DIR/wide_pointer_comparisons.rs:49:13
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LL | let _ = a.ge(&b);
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| ^^^^^^^^
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@ -165,7 +165,7 @@ LL | let _ = a.cast::<()>().ge(&b.cast::<()>());
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:50:13
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--> $DIR/wide_pointer_comparisons.rs:51:13
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LL | let _ = a.gt(&b);
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| ^^^^^^^^
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@ -176,7 +176,40 @@ LL | let _ = a.cast::<()>().gt(&b.cast::<()>());
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| +++++++++++++ +++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:58:17
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--> $DIR/wide_pointer_comparisons.rs:57:17
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LL | let _ = a == b;
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| ^^^^^^
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help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
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LL | let _ = std::ptr::addr_eq(a.as_ptr(), b.as_ptr());
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| ++++++++++++++++++ ~~~~~~~~~~ ++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:59:17
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LL | let _ = a >= b;
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| ^^^^^^
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|
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help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
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|
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LL | let _ = a.as_ptr().cast::<()>() >= b.as_ptr().cast::<()>();
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| ++++++++++++++++++++++ ++++++++++++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:61:17
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|
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LL | let _ = &a == &b;
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| ^^^^^^^^
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|
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help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
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|
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LL | let _ = std::ptr::addr_eq(a.as_ptr(), b.as_ptr());
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| ~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~ ++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:70:17
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|
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LL | let _ = a == b;
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| ^^^^^^
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@ -187,7 +220,7 @@ LL | let _ = std::ptr::addr_eq(*a, *b);
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| +++++++++++++++++++ ~~~ +
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:60:17
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--> $DIR/wide_pointer_comparisons.rs:72:17
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|
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LL | let _ = a != b;
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| ^^^^^^
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@ -198,7 +231,7 @@ LL | let _ = !std::ptr::addr_eq(*a, *b);
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| ++++++++++++++++++++ ~~~ +
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:62:17
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--> $DIR/wide_pointer_comparisons.rs:74:17
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|
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LL | let _ = a < b;
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| ^^^^^
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@ -209,7 +242,7 @@ LL | let _ = (*a).cast::<()>() < (*b).cast::<()>();
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| ++ ++++++++++++++ ++ ++++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:64:17
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--> $DIR/wide_pointer_comparisons.rs:76:17
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|
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LL | let _ = a <= b;
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| ^^^^^^
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@ -220,7 +253,7 @@ LL | let _ = (*a).cast::<()>() <= (*b).cast::<()>();
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| ++ ++++++++++++++ ++ ++++++++++++++
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warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
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--> $DIR/wide_pointer_comparisons.rs:66:17
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--> $DIR/wide_pointer_comparisons.rs:78:17
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|
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LL | let _ = a > b;
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| ^^^^^
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@ -231,7 +264,7 @@ LL | let _ = (*a).cast::<()>() > (*b).cast::<()>();
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| ++ ++++++++++++++ ++ ++++++++++++++
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||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:68:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:80:17
|
||||
|
|
||||
LL | let _ = a >= b;
|
||||
| ^^^^^^
|
||||
|
|
@ -242,7 +275,7 @@ LL | let _ = (*a).cast::<()>() >= (*b).cast::<()>();
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:71:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:83:17
|
||||
|
|
||||
LL | let _ = PartialEq::eq(a, b);
|
||||
| ^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -253,7 +286,7 @@ LL | let _ = std::ptr::addr_eq(*a, *b);
|
|||
| ~~~~~~~~~~~~~~~~~~~ ~~~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:73:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:85:17
|
||||
|
|
||||
LL | let _ = PartialEq::ne(a, b);
|
||||
| ^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -264,7 +297,7 @@ LL | let _ = !std::ptr::addr_eq(*a, *b);
|
|||
| ~~~~~~~~~~~~~~~~~~~~ ~~~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:75:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:87:17
|
||||
|
|
||||
LL | let _ = PartialEq::eq(&a, &b);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -275,7 +308,7 @@ LL | let _ = std::ptr::addr_eq(*a, *b);
|
|||
| ~~~~~~~~~~~~~~~~~~~ ~~~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:77:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:89:17
|
||||
|
|
||||
LL | let _ = PartialEq::ne(&a, &b);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -286,7 +319,7 @@ LL | let _ = !std::ptr::addr_eq(*a, *b);
|
|||
| ~~~~~~~~~~~~~~~~~~~~ ~~~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:79:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:91:17
|
||||
|
|
||||
LL | let _ = a.eq(b);
|
||||
| ^^^^^^^
|
||||
|
|
@ -297,7 +330,7 @@ LL | let _ = std::ptr::addr_eq(*a, *b);
|
|||
| +++++++++++++++++++ ~~~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:81:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:93:17
|
||||
|
|
||||
LL | let _ = a.ne(b);
|
||||
| ^^^^^^^
|
||||
|
|
@ -308,7 +341,7 @@ LL | let _ = !std::ptr::addr_eq(*a, *b);
|
|||
| ++++++++++++++++++++ ~~~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:83:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:95:17
|
||||
|
|
||||
LL | let _ = a.cmp(&b);
|
||||
| ^^^^^^^^^
|
||||
|
|
@ -319,7 +352,7 @@ LL | let _ = (*a).cast::<()>().cmp(&(*b).cast::<()>());
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:85:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:97:17
|
||||
|
|
||||
LL | let _ = a.partial_cmp(&b);
|
||||
| ^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -330,7 +363,7 @@ LL | let _ = (*a).cast::<()>().partial_cmp(&(*b).cast::<()>());
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:87:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:99:17
|
||||
|
|
||||
LL | let _ = a.le(&b);
|
||||
| ^^^^^^^^
|
||||
|
|
@ -341,7 +374,7 @@ LL | let _ = (*a).cast::<()>().le(&(*b).cast::<()>());
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:89:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:101:17
|
||||
|
|
||||
LL | let _ = a.lt(&b);
|
||||
| ^^^^^^^^
|
||||
|
|
@ -352,7 +385,7 @@ LL | let _ = (*a).cast::<()>().lt(&(*b).cast::<()>());
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:91:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:103:17
|
||||
|
|
||||
LL | let _ = a.ge(&b);
|
||||
| ^^^^^^^^
|
||||
|
|
@ -363,7 +396,7 @@ LL | let _ = (*a).cast::<()>().ge(&(*b).cast::<()>());
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:93:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:105:17
|
||||
|
|
||||
LL | let _ = a.gt(&b);
|
||||
| ^^^^^^^^
|
||||
|
|
@ -374,7 +407,7 @@ LL | let _ = (*a).cast::<()>().gt(&(*b).cast::<()>());
|
|||
| ++ ++++++++++++++ ++ ++++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:98:13
|
||||
--> $DIR/wide_pointer_comparisons.rs:110:13
|
||||
|
|
||||
LL | let _ = s == s;
|
||||
| ^^^^^^
|
||||
|
|
@ -389,7 +422,7 @@ LL | let _ = std::ptr::eq(s, s);
|
|||
| +++++++++++++ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:102:13
|
||||
--> $DIR/wide_pointer_comparisons.rs:114:13
|
||||
|
|
||||
LL | let _ = s == s;
|
||||
| ^^^^^^
|
||||
|
|
@ -404,7 +437,7 @@ LL | let _ = std::ptr::eq(s, s);
|
|||
| +++++++++++++ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:106:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:118:17
|
||||
|
|
||||
LL | let _ = a == b;
|
||||
| ^^^^^^
|
||||
|
|
@ -419,7 +452,7 @@ LL | let _ = std::ptr::eq(a, b);
|
|||
| +++++++++++++ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:108:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:120:17
|
||||
|
|
||||
LL | let _ = a != b;
|
||||
| ^^^^^^
|
||||
|
|
@ -434,7 +467,7 @@ LL | let _ = !std::ptr::eq(a, b);
|
|||
| ++++++++++++++ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:110:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:122:17
|
||||
|
|
||||
LL | let _ = a < b;
|
||||
| ^^^^^
|
||||
|
|
@ -445,7 +478,7 @@ LL | let _ = a.cast::<()>() < b.cast::<()>();
|
|||
| +++++++++++++ +++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:112:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:124:17
|
||||
|
|
||||
LL | let _ = a <= b;
|
||||
| ^^^^^^
|
||||
|
|
@ -456,7 +489,7 @@ LL | let _ = a.cast::<()>() <= b.cast::<()>();
|
|||
| +++++++++++++ +++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:114:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:126:17
|
||||
|
|
||||
LL | let _ = a > b;
|
||||
| ^^^^^
|
||||
|
|
@ -467,7 +500,7 @@ LL | let _ = a.cast::<()>() > b.cast::<()>();
|
|||
| +++++++++++++ +++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:116:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:128:17
|
||||
|
|
||||
LL | let _ = a >= b;
|
||||
| ^^^^^^
|
||||
|
|
@ -478,7 +511,7 @@ LL | let _ = a.cast::<()>() >= b.cast::<()>();
|
|||
| +++++++++++++ +++++++++++++
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:119:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:131:17
|
||||
|
|
||||
LL | let _ = PartialEq::eq(&a, &b);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -493,7 +526,7 @@ LL | let _ = std::ptr::eq(a, b);
|
|||
| ~~~~~~~~~~~~~ ~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:121:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:133:17
|
||||
|
|
||||
LL | let _ = PartialEq::ne(&a, &b);
|
||||
| ^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -508,7 +541,7 @@ LL | let _ = !std::ptr::eq(a, b);
|
|||
| ~~~~~~~~~~~~~~ ~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:123:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:135:17
|
||||
|
|
||||
LL | let _ = a.eq(&b);
|
||||
| ^^^^^^^^
|
||||
|
|
@ -523,7 +556,7 @@ LL | let _ = std::ptr::eq(a, b);
|
|||
| +++++++++++++ ~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:125:17
|
||||
--> $DIR/wide_pointer_comparisons.rs:137:17
|
||||
|
|
||||
LL | let _ = a.ne(&b);
|
||||
| ^^^^^^^^
|
||||
|
|
@ -538,7 +571,7 @@ LL | let _ = !std::ptr::eq(a, b);
|
|||
| ++++++++++++++ ~ ~
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:130:9
|
||||
--> $DIR/wide_pointer_comparisons.rs:142:9
|
||||
|
|
||||
LL | &*a == &*b
|
||||
| ^^^^^^^^^^
|
||||
|
|
@ -553,7 +586,7 @@ LL | std::ptr::eq(*a, *b)
|
|||
| ~~~~~~~~~~~~~ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:141:14
|
||||
--> $DIR/wide_pointer_comparisons.rs:153:14
|
||||
|
|
||||
LL | cmp!(a, b);
|
||||
| ^^^^
|
||||
|
|
@ -564,7 +597,7 @@ LL | cmp!(std::ptr::addr_eq(a, b));
|
|||
| ++++++++++++++++++ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:147:39
|
||||
--> $DIR/wide_pointer_comparisons.rs:159:39
|
||||
|
|
||||
LL | ($a:ident, $b:ident) => { $a == $b }
|
||||
| ^^^^^^^^
|
||||
|
|
@ -579,7 +612,7 @@ LL | ($a:ident, $b:ident) => { std::ptr::addr_eq($a, $b) }
|
|||
| ++++++++++++++++++ ~ +
|
||||
|
||||
warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
|
||||
--> $DIR/wide_pointer_comparisons.rs:157:37
|
||||
--> $DIR/wide_pointer_comparisons.rs:169:37
|
||||
|
|
||||
LL | ($a:expr, $b:expr) => { $a == $b }
|
||||
| ^^
|
||||
|
|
@ -591,5 +624,5 @@ LL | cmp!(&a, &b);
|
|||
= help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
|
||||
= note: this warning originates in the macro `cmp` (in Nightly builds, run with -Z macro-backtrace for more info)
|
||||
|
||||
warning: 50 warnings emitted
|
||||
warning: 53 warnings emitted
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue