Add lint to detect usage of invalid atomic ordering

Detect usage of invalid atomic ordering modes such as
`Ordering::{Release, AcqRel}` in atomic loads and
`Ordering::{Acquire, AcqRel}` in atomic stores.
This commit is contained in:
Krishna Sai Veera Reddy 2020-01-05 16:16:27 -08:00
parent 62ff63917c
commit 9e6a6069a7
7 changed files with 700 additions and 2 deletions

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@ -1134,6 +1134,7 @@ Released 2018-09-13
[`integer_division`]: https://rust-lang.github.io/rust-clippy/master/index.html#integer_division
[`into_iter_on_array`]: https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_array
[`into_iter_on_ref`]: https://rust-lang.github.io/rust-clippy/master/index.html#into_iter_on_ref
[`invalid_atomic_ordering`]: https://rust-lang.github.io/rust-clippy/master/index.html#invalid_atomic_ordering
[`invalid_ref`]: https://rust-lang.github.io/rust-clippy/master/index.html#invalid_ref
[`invalid_regex`]: https://rust-lang.github.io/rust-clippy/master/index.html#invalid_regex
[`invalid_upcast_comparisons`]: https://rust-lang.github.io/rust-clippy/master/index.html#invalid_upcast_comparisons

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@ -6,7 +6,7 @@
A collection of lints to catch common mistakes and improve your [Rust](https://github.com/rust-lang/rust) code.
[There are 344 lints included in this crate!](https://rust-lang.github.io/rust-clippy/master/index.html)
[There are 345 lints included in this crate!](https://rust-lang.github.io/rust-clippy/master/index.html)
We have a bunch of lint categories to allow you to choose how much Clippy is supposed to ~~annoy~~ help you:

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@ -0,0 +1,102 @@
use crate::utils::{match_def_path, span_help_and_lint};
use if_chain::if_chain;
use rustc::declare_lint_pass;
use rustc::hir::def_id::DefId;
use rustc::hir::*;
use rustc::lint::{LateContext, LateLintPass, LintArray, LintPass};
use rustc::ty;
use rustc_session::declare_tool_lint;
declare_clippy_lint! {
/// **What it does:** Checks for usage of invalid atomic
/// ordering in Atomic*::{load, store} calls.
///
/// **Why is this bad?** Using an invalid atomic ordering
/// will cause a panic at run-time.
///
/// **Known problems:** None.
///
/// **Example:**
/// ```rust,ignore
/// # use std::sync::atomic::{AtomicBool, Ordering};
///
/// let x = AtomicBool::new(true);
///
/// let _ = x.load(Ordering::Release);
/// let _ = x.load(Ordering::AcqRel);
///
/// x.store(false, Ordering::Acquire);
/// x.store(false, Ordering::AcqRel);
/// ```
pub INVALID_ATOMIC_ORDERING,
correctness,
"lint usage of invalid atomic ordering in atomic load/store calls"
}
declare_lint_pass!(AtomicOrdering => [INVALID_ATOMIC_ORDERING]);
const ATOMIC_TYPES: [&str; 12] = [
"AtomicBool",
"AtomicI8",
"AtomicI16",
"AtomicI32",
"AtomicI64",
"AtomicIsize",
"AtomicPtr",
"AtomicU8",
"AtomicU16",
"AtomicU32",
"AtomicU64",
"AtomicUsize",
];
fn type_is_atomic(cx: &LateContext<'_, '_>, expr: &Expr<'_>) -> bool {
if let ty::Adt(&ty::AdtDef { did, .. }, _) = cx.tables.expr_ty(expr).kind {
ATOMIC_TYPES
.iter()
.any(|ty| match_def_path(cx, did, &["core", "sync", "atomic", ty]))
} else {
false
}
}
fn match_ordering_def_path(cx: &LateContext<'_, '_>, did: DefId, orderings: &[&str]) -> bool {
orderings
.iter()
.any(|ordering| match_def_path(cx, did, &["core", "sync", "atomic", "Ordering", ordering]))
}
impl<'a, 'tcx> LateLintPass<'a, 'tcx> for AtomicOrdering {
fn check_expr(&mut self, cx: &LateContext<'a, 'tcx>, expr: &'tcx Expr<'_>) {
if_chain! {
if let ExprKind::MethodCall(ref method_path, _, args) = &expr.kind;
let method = method_path.ident.name.as_str();
if type_is_atomic(cx, &args[0]);
if method == "load" || method == "store";
let ordering_arg = if method == "load" { &args[1] } else { &args[2] };
if let ExprKind::Path(ref ordering_qpath) = ordering_arg.kind;
if let Some(ordering_def_id) = cx.tables.qpath_res(ordering_qpath, ordering_arg.hir_id).opt_def_id();
then {
if method == "load" &&
match_ordering_def_path(cx, ordering_def_id, &["Release", "AcqRel"]) {
span_help_and_lint(
cx,
INVALID_ATOMIC_ORDERING,
ordering_arg.span,
"atomic loads cannot have `Release` and `AcqRel` ordering",
"consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`"
);
} else if method == "store" &&
match_ordering_def_path(cx, ordering_def_id, &["Acquire", "AcqRel"]) {
span_help_and_lint(
cx,
INVALID_ATOMIC_ORDERING,
ordering_arg.span,
"atomic stores cannot have `Acquire` and `AcqRel` ordering",
"consider using ordering modes `Release`, `SeqCst` or `Relaxed`"
);
}
}
}
}
}

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@ -165,6 +165,7 @@ pub mod arithmetic;
pub mod as_conversions;
pub mod assertions_on_constants;
pub mod assign_ops;
pub mod atomic_ordering;
pub mod attrs;
pub mod bit_mask;
pub mod blacklisted_name;
@ -466,6 +467,7 @@ pub fn register_plugins(store: &mut lint::LintStore, sess: &Session, conf: &Conf
&assertions_on_constants::ASSERTIONS_ON_CONSTANTS,
&assign_ops::ASSIGN_OP_PATTERN,
&assign_ops::MISREFACTORED_ASSIGN_OP,
&atomic_ordering::INVALID_ATOMIC_ORDERING,
&attrs::DEPRECATED_CFG_ATTR,
&attrs::DEPRECATED_SEMVER,
&attrs::EMPTY_LINE_AFTER_OUTER_ATTR,
@ -984,6 +986,7 @@ pub fn register_plugins(store: &mut lint::LintStore, sess: &Session, conf: &Conf
store.register_early_pass(|| box as_conversions::AsConversions);
store.register_early_pass(|| box utils::internal_lints::ProduceIce);
store.register_late_pass(|| box let_underscore::LetUnderscore);
store.register_late_pass(|| box atomic_ordering::AtomicOrdering);
store.register_group(true, "clippy::restriction", Some("clippy_restriction"), vec![
LintId::of(&arithmetic::FLOAT_ARITHMETIC),
@ -1089,6 +1092,7 @@ pub fn register_plugins(store: &mut lint::LintStore, sess: &Session, conf: &Conf
LintId::of(&assertions_on_constants::ASSERTIONS_ON_CONSTANTS),
LintId::of(&assign_ops::ASSIGN_OP_PATTERN),
LintId::of(&assign_ops::MISREFACTORED_ASSIGN_OP),
LintId::of(&atomic_ordering::INVALID_ATOMIC_ORDERING),
LintId::of(&attrs::DEPRECATED_CFG_ATTR),
LintId::of(&attrs::DEPRECATED_SEMVER),
LintId::of(&attrs::UNKNOWN_CLIPPY_LINTS),
@ -1509,6 +1513,7 @@ pub fn register_plugins(store: &mut lint::LintStore, sess: &Session, conf: &Conf
store.register_group(true, "clippy::correctness", Some("clippy_correctness"), vec![
LintId::of(&approx_const::APPROX_CONSTANT),
LintId::of(&atomic_ordering::INVALID_ATOMIC_ORDERING),
LintId::of(&attrs::DEPRECATED_SEMVER),
LintId::of(&attrs::USELESS_ATTRIBUTE),
LintId::of(&bit_mask::BAD_BIT_MASK),

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@ -6,7 +6,7 @@ pub use lint::Lint;
pub use lint::LINT_LEVELS;
// begin lint list, do not remove this comment, its used in `update_lints`
pub const ALL_LINTS: [Lint; 344] = [
pub const ALL_LINTS: [Lint; 345] = [
Lint {
name: "absurd_extreme_comparisons",
group: "correctness",
@ -833,6 +833,13 @@ pub const ALL_LINTS: [Lint; 344] = [
deprecation: None,
module: "methods",
},
Lint {
name: "invalid_atomic_ordering",
group: "correctness",
desc: "lint usage of invalid atomic ordering in atomic load/store calls",
deprecation: None,
module: "atomic_ordering",
},
Lint {
name: "invalid_regex",
group: "correctness",

196
tests/ui/atomic_ordering.rs Normal file
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@ -0,0 +1,196 @@
#![warn(clippy::invalid_atomic_ordering)]
use std::sync::atomic::{
AtomicBool, AtomicI16, AtomicI32, AtomicI64, AtomicI8, AtomicIsize, AtomicPtr, AtomicU16, AtomicU32, AtomicU64,
AtomicU8, AtomicUsize, Ordering,
};
fn main() {
// `AtomicBool` test cases
let x = AtomicBool::new(true);
// Allowed load ordering modes
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
// Disallowed load ordering modes
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
// Allowed store ordering modes
x.store(false, Ordering::Release);
x.store(false, Ordering::SeqCst);
x.store(false, Ordering::Relaxed);
// Disallowed store ordering modes
x.store(false, Ordering::Acquire);
x.store(false, Ordering::AcqRel);
// `AtomicI8` test cases
let x = AtomicI8::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicI16` test cases
let x = AtomicI16::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicI32` test cases
let x = AtomicI32::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicI64` test cases
let x = AtomicI64::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicIsize` test cases
let x = AtomicIsize::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicPtr` test cases
let ptr = &mut 5;
let other_ptr = &mut 10;
let x = AtomicPtr::new(ptr);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(other_ptr, Ordering::Release);
x.store(other_ptr, Ordering::SeqCst);
x.store(other_ptr, Ordering::Relaxed);
x.store(other_ptr, Ordering::Acquire);
x.store(other_ptr, Ordering::AcqRel);
// `AtomicU8` test cases
let x = AtomicU8::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicU16` test cases
let x = AtomicU16::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicU32` test cases
let x = AtomicU32::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicU64` test cases
let x = AtomicU64::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
// `AtomicUsize` test cases
let x = AtomicUsize::new(0);
let _ = x.load(Ordering::Acquire);
let _ = x.load(Ordering::SeqCst);
let _ = x.load(Ordering::Relaxed);
let _ = x.load(Ordering::Release);
let _ = x.load(Ordering::AcqRel);
x.store(1, Ordering::Release);
x.store(1, Ordering::SeqCst);
x.store(1, Ordering::Relaxed);
x.store(1, Ordering::Acquire);
x.store(1, Ordering::AcqRel);
}

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@ -0,0 +1,387 @@
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:18:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= note: `-D clippy::invalid-atomic-ordering` implied by `-D warnings`
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:19:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:27:20
|
LL | x.store(false, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:28:20
|
LL | x.store(false, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:36:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:37:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:42:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:43:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:51:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:52:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:57:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:58:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:66:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:67:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:72:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:73:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:81:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:82:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:87:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:88:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:96:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:97:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:102:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:103:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:113:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:114:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:119:24
|
LL | x.store(other_ptr, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:120:24
|
LL | x.store(other_ptr, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:128:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:129:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:134:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:135:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:143:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:144:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:149:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:150:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:158:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:159:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:164:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:165:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:173:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:174:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:179:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:180:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:188:20
|
LL | let _ = x.load(Ordering::Release);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic loads cannot have `Release` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:189:20
|
LL | let _ = x.load(Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Acquire`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:194:16
|
LL | x.store(1, Ordering::Acquire);
| ^^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: atomic stores cannot have `Acquire` and `AcqRel` ordering
--> $DIR/atomic_ordering.rs:195:16
|
LL | x.store(1, Ordering::AcqRel);
| ^^^^^^^^^^^^^^^^
|
= help: consider using ordering modes `Release`, `SeqCst` or `Relaxed`
error: aborting due to 48 previous errors