tests/ui/attributes/malformed-attrs.stderr - third_party/rust - Git at Google

 error[E0539]: malformed `cfg` attribute input
   --> $DIR/malformed-attrs.rs:103:1
    |
 LL | #[cfg]
    | ^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[cfg(predicate)]`

 error: malformed `cfg_attr` attribute input
   --> $DIR/malformed-attrs.rs:105:1
    |
 LL | #[cfg_attr]
    | ^^^^^^^^^^^
    |
    = note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
 help: missing condition and attribute
    |
 LL | #[cfg_attr(condition, attribute, other_attribute, ...)]
    |           ++++++++++++++++++++++++++++++++++++++++++++

 error[E0463]: can't find crate for `wloop`
   --> $DIR/malformed-attrs.rs:212:1
    |
 LL | extern crate wloop;
    | ^^^^^^^^^^^^^^^^^^^ can't find crate

 error: malformed `windows_subsystem` attribute input
   --> $DIR/malformed-attrs.rs:30:1
    |
 LL | #![windows_subsystem]
    | ^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#![windows_subsystem = "windows|console"]`

 error: malformed `crate_name` attribute input
   --> $DIR/malformed-attrs.rs:75:1
    |
 LL | #[crate_name]
    | ^^^^^^^^^^^^^ help: must be of the form: `#[crate_name = "name"]`

 error: malformed `no_sanitize` attribute input
   --> $DIR/malformed-attrs.rs:93:1
    |
 LL | #[no_sanitize]
    | ^^^^^^^^^^^^^^ help: must be of the form: `#[no_sanitize(address, kcfi, memory, thread)]`

 error: malformed `proc_macro` attribute input
   --> $DIR/malformed-attrs.rs:100:1
    |
 LL | #[proc_macro = 18]
    | ^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[proc_macro]`

 error: malformed `instruction_set` attribute input
   --> $DIR/malformed-attrs.rs:107:1
    |
 LL | #[instruction_set]
    | ^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[instruction_set(set)]`

 error: malformed `patchable_function_entry` attribute input
   --> $DIR/malformed-attrs.rs:109:1
    |
 LL | #[patchable_function_entry]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[patchable_function_entry(prefix_nops = m, entry_nops = n)]`

 error: malformed `coroutine` attribute input
   --> $DIR/malformed-attrs.rs:112:5
    |
 LL |     #[coroutine = 63] || {}
    |     ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[coroutine]`

 error: malformed `proc_macro_attribute` attribute input
   --> $DIR/malformed-attrs.rs:117:1
    |
 LL | #[proc_macro_attribute = 19]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[proc_macro_attribute]`

 error: malformed `proc_macro_derive` attribute input
   --> $DIR/malformed-attrs.rs:124:1
    |
 LL | #[proc_macro_derive]
    | ^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[proc_macro_derive(TraitName, /*opt*/ attributes(name1, name2, ...))]`

 error: malformed `must_not_suspend` attribute input
   --> $DIR/malformed-attrs.rs:133:1
    |
 LL | #[must_not_suspend()]
    | ^^^^^^^^^^^^^^^^^^^^^
    |
 help: the following are the possible correct uses
    |
 LL - #[must_not_suspend()]
 LL + #[must_not_suspend = "reason"]
    |
 LL - #[must_not_suspend()]
 LL + #[must_not_suspend]
    |

 error: malformed `cfi_encoding` attribute input
   --> $DIR/malformed-attrs.rs:135:1
    |
 LL | #[cfi_encoding]
    | ^^^^^^^^^^^^^^^ help: must be of the form: `#[cfi_encoding = "encoding"]`

 error: malformed `linkage` attribute input
   --> $DIR/malformed-attrs.rs:174:5
    |
 LL |     #[linkage]
    |     ^^^^^^^^^^ help: must be of the form: `#[linkage = "external|internal|..."]`

 error: malformed `allow` attribute input
   --> $DIR/malformed-attrs.rs:179:1
    |
 LL | #[allow]
    | ^^^^^^^^ help: must be of the form: `#[allow(lint1, lint2, ..., /*opt*/ reason = "...")]`

 error: malformed `expect` attribute input
   --> $DIR/malformed-attrs.rs:181:1
    |
 LL | #[expect]
    | ^^^^^^^^^ help: must be of the form: `#[expect(lint1, lint2, ..., /*opt*/ reason = "...")]`

 error: malformed `warn` attribute input
   --> $DIR/malformed-attrs.rs:183:1
    |
 LL | #[warn]
    | ^^^^^^^ help: must be of the form: `#[warn(lint1, lint2, ..., /*opt*/ reason = "...")]`

 error: malformed `deny` attribute input
   --> $DIR/malformed-attrs.rs:185:1
    |
 LL | #[deny]
    | ^^^^^^^ help: must be of the form: `#[deny(lint1, lint2, ..., /*opt*/ reason = "...")]`

 error: malformed `forbid` attribute input
   --> $DIR/malformed-attrs.rs:187:1
    |
 LL | #[forbid]
    | ^^^^^^^^^ help: must be of the form: `#[forbid(lint1, lint2, ..., /*opt*/ reason = "...")]`

 error: malformed `debugger_visualizer` attribute input
   --> $DIR/malformed-attrs.rs:189:1
    |
 LL | #[debugger_visualizer]
    | ^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[debugger_visualizer(natvis_file = "...", gdb_script_file = "...")]`

 error: malformed `thread_local` attribute input
   --> $DIR/malformed-attrs.rs:204:1
    |
 LL | #[thread_local()]
    | ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[thread_local]`

 error: malformed `no_link` attribute input
   --> $DIR/malformed-attrs.rs:208:1
    |
 LL | #[no_link()]
    | ^^^^^^^^^^^^ help: must be of the form: `#[no_link]`

 error: malformed `macro_export` attribute input
   --> $DIR/malformed-attrs.rs:215:1
    |
 LL | #[macro_export = 18]
    | ^^^^^^^^^^^^^^^^^^^^
    |
 help: the following are the possible correct uses
    |
 LL - #[macro_export = 18]
 LL + #[macro_export(local_inner_macros)]
    |
 LL - #[macro_export = 18]
 LL + #[macro_export]
    |

 error: malformed `allow_internal_unsafe` attribute input
   --> $DIR/malformed-attrs.rs:217:1
    |
 LL | #[allow_internal_unsafe = 1]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[allow_internal_unsafe]`

 error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
   --> $DIR/malformed-attrs.rs:100:1
    |
 LL | #[proc_macro = 18]
    | ^^^^^^^^^^^^^^^^^^

 error: the `#[proc_macro_attribute]` attribute is only usable with crates of the `proc-macro` crate type
   --> $DIR/malformed-attrs.rs:117:1
    |
 LL | #[proc_macro_attribute = 19]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

 error: the `#[proc_macro_derive]` attribute is only usable with crates of the `proc-macro` crate type
   --> $DIR/malformed-attrs.rs:124:1
    |
 LL | #[proc_macro_derive]
    | ^^^^^^^^^^^^^^^^^^^^

 error[E0658]: allow_internal_unsafe side-steps the unsafe_code lint
   --> $DIR/malformed-attrs.rs:217:1
    |
 LL | #[allow_internal_unsafe = 1]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: add `#![feature(allow_internal_unsafe)]` to the crate attributes to enable
    = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

 error: valid forms for the attribute are `#[doc(hidden|inline|...)]` and `#[doc = "string"]`
   --> $DIR/malformed-attrs.rs:44:1
    |
 LL | #[doc]
    | ^^^^^^
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
    = note: `#[deny(ill_formed_attribute_input)]` on by default

 error: valid forms for the attribute are `#[doc(hidden|inline|...)]` and `#[doc = "string"]`
   --> $DIR/malformed-attrs.rs:77:1
    |
 LL | #[doc]
    | ^^^^^^
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

 error: attribute must be of the form `#[link(name = "...", /*opt*/ kind = "dylib|static|...", /*opt*/ wasm_import_module = "...", /*opt*/ import_name_type = "decorated|noprefix|undecorated")]`
   --> $DIR/malformed-attrs.rs:84:1
    |
 LL | #[link]
    | ^^^^^^^
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

 error: invalid argument
   --> $DIR/malformed-attrs.rs:189:1
    |
 LL | #[debugger_visualizer]
    | ^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: expected: `natvis_file = "..."`
    = note: OR
    = note: expected: `gdb_script_file = "..."`

 error[E0565]: malformed `omit_gdb_pretty_printer_section` attribute input
   --> $DIR/malformed-attrs.rs:27:1
    |
 LL | #![omit_gdb_pretty_printer_section = 1]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^
    | |                                  |
    | |                                  didn't expect any arguments here
    | help: must be of the form: `#[omit_gdb_pretty_printer_section]`

 error[E0539]: malformed `export_name` attribute input
   --> $DIR/malformed-attrs.rs:33:1
    |
 LL | #[unsafe(export_name)]
    | ^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[export_name = "name"]`

 error: `rustc_allow_const_fn_unstable` expects a list of feature names
   --> $DIR/malformed-attrs.rs:35:1
    |
 LL | #[rustc_allow_const_fn_unstable]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

 error: `allow_internal_unstable` expects a list of feature names
   --> $DIR/malformed-attrs.rs:38:1
    |
 LL | #[allow_internal_unstable]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^

 error[E0539]: malformed `rustc_confusables` attribute input
   --> $DIR/malformed-attrs.rs:40:1
    |
 LL | #[rustc_confusables]
    | ^^^^^^^^^^^^^^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[rustc_confusables("name1", "name2", ...)]`

 error[E0539]: malformed `deprecated` attribute input
   --> $DIR/malformed-attrs.rs:42:1
    |
 LL | #[deprecated = 5]
    | ^^^^^^^^^^^^^^^-^
    |                |
    |                expected a string literal here
    |
 help: try changing it to one of the following valid forms of the attribute
    |
 LL - #[deprecated = 5]
 LL + #[deprecated = "reason"]
    |
 LL - #[deprecated = 5]
 LL + #[deprecated(/*opt*/ since = "version", /*opt*/ note = "reason")]
    |
 LL - #[deprecated = 5]
 LL + #[deprecated]
    |

 error[E0539]: malformed `rustc_macro_transparency` attribute input
   --> $DIR/malformed-attrs.rs:47:1
    |
 LL | #[rustc_macro_transparency]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[rustc_macro_transparency = "transparent|semitransparent|opaque"]`

 error[E0539]: malformed `repr` attribute input
   --> $DIR/malformed-attrs.rs:49:1
    |
 LL | #[repr]
    | ^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[repr(C | Rust | align(...) | packed(...) | <integer type> | transparent)]`

 error[E0565]: malformed `rustc_as_ptr` attribute input
   --> $DIR/malformed-attrs.rs:52:1
    |
 LL | #[rustc_as_ptr = 5]
    | ^^^^^^^^^^^^^^^---^
    | |              |
    | |              didn't expect any arguments here
    | help: must be of the form: `#[rustc_as_ptr]`

 error[E0539]: malformed `rustc_align` attribute input
   --> $DIR/malformed-attrs.rs:57:1
    |
 LL | #[rustc_align]
    | ^^^^^^^^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[rustc_align(<alignment in bytes>)]`

 error[E0539]: malformed `optimize` attribute input
   --> $DIR/malformed-attrs.rs:59:1
    |
 LL | #[optimize]
    | ^^^^^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[optimize(size|speed|none)]`

 error[E0565]: malformed `cold` attribute input
   --> $DIR/malformed-attrs.rs:61:1
    |
 LL | #[cold = 1]
    | ^^^^^^^---^
    | |      |
    | |      didn't expect any arguments here
    | help: must be of the form: `#[cold]`

 error: valid forms for the attribute are `#[must_use = "reason"]` and `#[must_use]`
   --> $DIR/malformed-attrs.rs:63:1
    |
 LL | #[must_use()]
    | ^^^^^^^^^^^^^

 error[E0565]: malformed `no_mangle` attribute input
   --> $DIR/malformed-attrs.rs:65:1
    |
 LL | #[no_mangle = 1]
    | ^^^^^^^^^^^^---^
    | |           |
    | |           didn't expect any arguments here
    | help: must be of the form: `#[no_mangle]`

 error[E0565]: malformed `naked` attribute input
   --> $DIR/malformed-attrs.rs:67:1
    |
 LL | #[unsafe(naked())]
    | ^^^^^^^^^^^^^^--^^
    | |             |
    | |             didn't expect any arguments here
    | help: must be of the form: `#[naked]`

 error[E0565]: malformed `track_caller` attribute input
   --> $DIR/malformed-attrs.rs:69:1
    |
 LL | #[track_caller()]
    | ^^^^^^^^^^^^^^--^
    | |             |
    | |             didn't expect any arguments here
    | help: must be of the form: `#[track_caller]`

 error[E0539]: malformed `export_name` attribute input
   --> $DIR/malformed-attrs.rs:71:1
    |
 LL | #[export_name()]
    | ^^^^^^^^^^^^^^^^ help: must be of the form: `#[export_name = "name"]`

 error[E0805]: malformed `used` attribute input
   --> $DIR/malformed-attrs.rs:73:1
    |
 LL | #[used()]
    | ^^^^^^--^
    |       |
    |       expected a single argument here
    |
 help: try changing it to one of the following valid forms of the attribute
    |
 LL | #[used(compiler|linker)]
    |        +++++++++++++++
 LL - #[used()]
 LL + #[used]
    |

 error[E0539]: malformed `target_feature` attribute input
   --> $DIR/malformed-attrs.rs:80:1
    |
 LL | #[target_feature]
    | ^^^^^^^^^^^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[target_feature(enable = "feat1, feat2")]`

 error[E0565]: malformed `export_stable` attribute input
   --> $DIR/malformed-attrs.rs:82:1
    |
 LL | #[export_stable = 1]
    | ^^^^^^^^^^^^^^^^---^
    | |               |
    | |               didn't expect any arguments here
    | help: must be of the form: `#[export_stable]`

 error[E0539]: malformed `link_name` attribute input
   --> $DIR/malformed-attrs.rs:87:1
    |
 LL | #[link_name]
    | ^^^^^^^^^^^^ help: must be of the form: `#[link_name = "name"]`

 error[E0539]: malformed `link_section` attribute input
   --> $DIR/malformed-attrs.rs:89:1
    |
 LL | #[link_section]
    | ^^^^^^^^^^^^^^^ help: must be of the form: `#[link_section = "name"]`

 error[E0539]: malformed `coverage` attribute input
   --> $DIR/malformed-attrs.rs:91:1
    |
 LL | #[coverage]
    | ^^^^^^^^^^^ this attribute is only valid with either `on` or `off` as an argument
    |
 help: try changing it to one of the following valid forms of the attribute
    |
 LL | #[coverage(off)]
    |           +++++
 LL | #[coverage(on)]
    |           ++++

 error[E0565]: malformed `no_implicit_prelude` attribute input
   --> $DIR/malformed-attrs.rs:98:1
    |
 LL | #[no_implicit_prelude = 23]
    | ^^^^^^^^^^^^^^^^^^^^^^----^
    | |                     |
    | |                     didn't expect any arguments here
    | help: must be of the form: `#[no_implicit_prelude]`

 error[E0539]: malformed `must_use` attribute input
   --> $DIR/malformed-attrs.rs:120:1
    |
 LL | #[must_use = 1]
    | ^^^^^^^^^^^^^-^
    |              |
    |              expected a string literal here
    |
 help: try changing it to one of the following valid forms of the attribute
    |
 LL - #[must_use = 1]
 LL + #[must_use = "reason"]
    |
 LL - #[must_use = 1]
 LL + #[must_use]
    |

 error[E0539]: malformed `rustc_layout_scalar_valid_range_start` attribute input
   --> $DIR/malformed-attrs.rs:129:1
    |
 LL | #[rustc_layout_scalar_valid_range_start]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[rustc_layout_scalar_valid_range_start(start)]`

 error[E0539]: malformed `rustc_layout_scalar_valid_range_end` attribute input
   --> $DIR/malformed-attrs.rs:131:1
    |
 LL | #[rustc_layout_scalar_valid_range_end]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    | |
    | expected this to be a list
    | help: must be of the form: `#[rustc_layout_scalar_valid_range_end(end)]`

 error[E0565]: malformed `marker` attribute input
   --> $DIR/malformed-attrs.rs:156:1
    |
 LL | #[marker = 3]
    | ^^^^^^^^^---^
    | |        |
    | |        didn't expect any arguments here
    | help: must be of the form: `#[marker]`

 error[E0565]: malformed `fundamental` attribute input
   --> $DIR/malformed-attrs.rs:158:1
    |
 LL | #[fundamental()]
    | ^^^^^^^^^^^^^--^
    | |            |
    | |            didn't expect any arguments here
    | help: must be of the form: `#[fundamental]`

 error[E0565]: malformed `ffi_pure` attribute input
   --> $DIR/malformed-attrs.rs:166:5
    |
 LL |     #[unsafe(ffi_pure = 1)]
    |     ^^^^^^^^^^^^^^^^^^---^^
    |     |                 |
    |     |                 didn't expect any arguments here
    |     help: must be of the form: `#[ffi_pure]`

 error[E0539]: malformed `link_ordinal` attribute input
   --> $DIR/malformed-attrs.rs:168:5
    |
 LL |     #[link_ordinal]
    |     ^^^^^^^^^^^^^^^
    |     |
    |     expected this to be a list
    |     help: must be of the form: `#[link_ordinal(ordinal)]`

 error[E0565]: malformed `ffi_const` attribute input
   --> $DIR/malformed-attrs.rs:172:5
    |
 LL |     #[unsafe(ffi_const = 1)]
    |     ^^^^^^^^^^^^^^^^^^^---^^
    |     |                  |
    |     |                  didn't expect any arguments here
    |     help: must be of the form: `#[ffi_const]`

 error[E0565]: malformed `automatically_derived` attribute input
   --> $DIR/malformed-attrs.rs:192:1
    |
 LL | #[automatically_derived = 18]
    | ^^^^^^^^^^^^^^^^^^^^^^^^----^
    | |                       |
    | |                       didn't expect any arguments here
    | help: must be of the form: `#[automatically_derived]`

 error[E0565]: malformed `non_exhaustive` attribute input
   --> $DIR/malformed-attrs.rs:198:1
    |
 LL | #[non_exhaustive = 1]
    | ^^^^^^^^^^^^^^^^^---^
    | |                |
    | |                didn't expect any arguments here
    | help: must be of the form: `#[non_exhaustive]`

 error: valid forms for the attribute are `#[macro_use(name1, name2, ...)]` and `#[macro_use]`
   --> $DIR/malformed-attrs.rs:210:1
    |
 LL | #[macro_use = 1]
    | ^^^^^^^^^^^^^^^^

 error[E0565]: malformed `type_const` attribute input
   --> $DIR/malformed-attrs.rs:144:5
    |
 LL |     #[type_const = 1]
    |     ^^^^^^^^^^^^^---^
    |     |            |
    |     |            didn't expect any arguments here
    |     help: must be of the form: `#[type_const]`

 error: attribute should be applied to `const fn`
   --> $DIR/malformed-attrs.rs:35:1
    |
 LL |   #[rustc_allow_const_fn_unstable]
    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 ...
 LL | / fn test() {
 LL | |     #[coroutine = 63] || {}
 ...  |
 LL | | }
    | |_- not a `const fn`

 error: `#[repr(align(...))]` is not supported on function items
   --> $DIR/malformed-attrs.rs:49:1
    |
 LL | #[repr]
    | ^^^^^^^
    |
 help: use `#[rustc_align(...)]` instead
   --> $DIR/malformed-attrs.rs:49:1
    |
 LL | #[repr]
    | ^^^^^^^

 warning: `#[diagnostic::do_not_recommend]` does not expect any arguments
   --> $DIR/malformed-attrs.rs:150:1
    |
 LL | #[diagnostic::do_not_recommend()]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: `#[warn(malformed_diagnostic_attributes)]` on by default

 warning: missing options for `on_unimplemented` attribute
   --> $DIR/malformed-attrs.rs:139:1
    |
 LL | #[diagnostic::on_unimplemented]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = help: at least one of the `message`, `note` and `label` options are expected

 warning: malformed `on_unimplemented` attribute
   --> $DIR/malformed-attrs.rs:141:1
    |
 LL | #[diagnostic::on_unimplemented = 1]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid option found here
    |
    = help: only `message`, `note` and `label` are allowed as options

 error: valid forms for the attribute are `#[inline(always|never)]` and `#[inline]`
   --> $DIR/malformed-attrs.rs:54:1
    |
 LL | #[inline = 5]
    | ^^^^^^^^^^^^^
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

 error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
   --> $DIR/malformed-attrs.rs:95:1
    |
 LL | #[ignore()]
    | ^^^^^^^^^^^
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

 error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
   --> $DIR/malformed-attrs.rs:224:1
    |
 LL | #[ignore = 1]
    | ^^^^^^^^^^^^^
    |
    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
    = note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

 error[E0308]: mismatched types
   --> $DIR/malformed-attrs.rs:112:23
    |
 LL | fn test() {
    |          - help: a return type might be missing here: `-> _`
 LL |     #[coroutine = 63] || {}
    |                       ^^^^^ expected `()`, found coroutine
    |
    = note: expected unit type `()`
               found coroutine `{coroutine@$DIR/malformed-attrs.rs:112:23: 112:25}`

 error: aborting due to 75 previous errors; 3 warnings emitted

 Some errors have detailed explanations: E0308, E0463, E0539, E0565, E0658, E0805.
 For more information about an error, try `rustc --explain E0308`.
	error[E0539]: malformed `cfg` attribute input
	--> $DIR/malformed-attrs.rs:103:1
	\|
	LL \| #[cfg]
	\| ^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[cfg(predicate)]`

	error: malformed `cfg_attr` attribute input
	--> $DIR/malformed-attrs.rs:105:1
	\|
	LL \| #[cfg_attr]
	\| ^^^^^^^^^^^
	\|
	= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
	help: missing condition and attribute
	\|
	LL \| #[cfg_attr(condition, attribute, other_attribute, ...)]
	\| ++++++++++++++++++++++++++++++++++++++++++++

	error[E0463]: can't find crate for `wloop`
	--> $DIR/malformed-attrs.rs:212:1
	\|
	LL \| extern crate wloop;
	\| ^^^^^^^^^^^^^^^^^^^ can't find crate

	error: malformed `windows_subsystem` attribute input
	--> $DIR/malformed-attrs.rs:30:1
	\|
	LL \| #![windows_subsystem]
	\| ^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#![windows_subsystem = "windows\|console"]`

	error: malformed `crate_name` attribute input
	--> $DIR/malformed-attrs.rs:75:1
	\|
	LL \| #[crate_name]
	\| ^^^^^^^^^^^^^ help: must be of the form: `#[crate_name = "name"]`

	error: malformed `no_sanitize` attribute input
	--> $DIR/malformed-attrs.rs:93:1
	\|
	LL \| #[no_sanitize]
	\| ^^^^^^^^^^^^^^ help: must be of the form: `#[no_sanitize(address, kcfi, memory, thread)]`

	error: malformed `proc_macro` attribute input
	--> $DIR/malformed-attrs.rs:100:1
	\|
	LL \| #[proc_macro = 18]
	\| ^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[proc_macro]`

	error: malformed `instruction_set` attribute input
	--> $DIR/malformed-attrs.rs:107:1
	\|
	LL \| #[instruction_set]
	\| ^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[instruction_set(set)]`

	error: malformed `patchable_function_entry` attribute input
	--> $DIR/malformed-attrs.rs:109:1
	\|
	LL \| #[patchable_function_entry]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[patchable_function_entry(prefix_nops = m, entry_nops = n)]`

	error: malformed `coroutine` attribute input
	--> $DIR/malformed-attrs.rs:112:5
	\|
	LL \| #[coroutine = 63] \|\| {}
	\| ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[coroutine]`

	error: malformed `proc_macro_attribute` attribute input
	--> $DIR/malformed-attrs.rs:117:1
	\|
	LL \| #[proc_macro_attribute = 19]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[proc_macro_attribute]`

	error: malformed `proc_macro_derive` attribute input
	--> $DIR/malformed-attrs.rs:124:1
	\|
	LL \| #[proc_macro_derive]
	\| ^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[proc_macro_derive(TraitName, /opt/ attributes(name1, name2, ...))]`

	error: malformed `must_not_suspend` attribute input
	--> $DIR/malformed-attrs.rs:133:1
	\|
	LL \| #[must_not_suspend()]
	\| ^^^^^^^^^^^^^^^^^^^^^
	\|
	help: the following are the possible correct uses
	\|
	LL - #[must_not_suspend()]
	LL + #[must_not_suspend = "reason"]
	\|
	LL - #[must_not_suspend()]
	LL + #[must_not_suspend]
	\|

	error: malformed `cfi_encoding` attribute input
	--> $DIR/malformed-attrs.rs:135:1
	\|
	LL \| #[cfi_encoding]
	\| ^^^^^^^^^^^^^^^ help: must be of the form: `#[cfi_encoding = "encoding"]`

	error: malformed `linkage` attribute input
	--> $DIR/malformed-attrs.rs:174:5
	\|
	LL \| #[linkage]
	\| ^^^^^^^^^^ help: must be of the form: `#[linkage = "external\|internal\|..."]`

	error: malformed `allow` attribute input
	--> $DIR/malformed-attrs.rs:179:1
	\|
	LL \| #[allow]
	\| ^^^^^^^^ help: must be of the form: `#[allow(lint1, lint2, ..., /opt/ reason = "...")]`

	error: malformed `expect` attribute input
	--> $DIR/malformed-attrs.rs:181:1
	\|
	LL \| #[expect]
	\| ^^^^^^^^^ help: must be of the form: `#[expect(lint1, lint2, ..., /opt/ reason = "...")]`

	error: malformed `warn` attribute input
	--> $DIR/malformed-attrs.rs:183:1
	\|
	LL \| #[warn]
	\| ^^^^^^^ help: must be of the form: `#[warn(lint1, lint2, ..., /opt/ reason = "...")]`

	error: malformed `deny` attribute input
	--> $DIR/malformed-attrs.rs:185:1
	\|
	LL \| #[deny]
	\| ^^^^^^^ help: must be of the form: `#[deny(lint1, lint2, ..., /opt/ reason = "...")]`

	error: malformed `forbid` attribute input
	--> $DIR/malformed-attrs.rs:187:1
	\|
	LL \| #[forbid]
	\| ^^^^^^^^^ help: must be of the form: `#[forbid(lint1, lint2, ..., /opt/ reason = "...")]`

	error: malformed `debugger_visualizer` attribute input
	--> $DIR/malformed-attrs.rs:189:1
	\|
	LL \| #[debugger_visualizer]
	\| ^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[debugger_visualizer(natvis_file = "...", gdb_script_file = "...")]`

	error: malformed `thread_local` attribute input
	--> $DIR/malformed-attrs.rs:204:1
	\|
	LL \| #[thread_local()]
	\| ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[thread_local]`

	error: malformed `no_link` attribute input
	--> $DIR/malformed-attrs.rs:208:1
	\|
	LL \| #[no_link()]
	\| ^^^^^^^^^^^^ help: must be of the form: `#[no_link]`

	error: malformed `macro_export` attribute input
	--> $DIR/malformed-attrs.rs:215:1
	\|
	LL \| #[macro_export = 18]
	\| ^^^^^^^^^^^^^^^^^^^^
	\|
	help: the following are the possible correct uses
	\|
	LL - #[macro_export = 18]
	LL + #[macro_export(local_inner_macros)]
	\|
	LL - #[macro_export = 18]
	LL + #[macro_export]
	\|

	error: malformed `allow_internal_unsafe` attribute input
	--> $DIR/malformed-attrs.rs:217:1
	\|
	LL \| #[allow_internal_unsafe = 1]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[allow_internal_unsafe]`

	error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
	--> $DIR/malformed-attrs.rs:100:1
	\|
	LL \| #[proc_macro = 18]
	\| ^^^^^^^^^^^^^^^^^^

	error: the `#[proc_macro_attribute]` attribute is only usable with crates of the `proc-macro` crate type
	--> $DIR/malformed-attrs.rs:117:1
	\|
	LL \| #[proc_macro_attribute = 19]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

	error: the `#[proc_macro_derive]` attribute is only usable with crates of the `proc-macro` crate type
	--> $DIR/malformed-attrs.rs:124:1
	\|
	LL \| #[proc_macro_derive]
	\| ^^^^^^^^^^^^^^^^^^^^

	error[E0658]: allow_internal_unsafe side-steps the unsafe_code lint
	--> $DIR/malformed-attrs.rs:217:1
	\|
	LL \| #[allow_internal_unsafe = 1]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
	\|
	= help: add `#![feature(allow_internal_unsafe)]` to the crate attributes to enable
	= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

	error: valid forms for the attribute are `#[doc(hidden\|inline\|...)]` and `#[doc = "string"]`
	--> $DIR/malformed-attrs.rs:44:1
	\|
	LL \| #[doc]
	\| ^^^^^^
	\|
	= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
	= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
	= note: `#[deny(ill_formed_attribute_input)]` on by default

	error: valid forms for the attribute are `#[doc(hidden\|inline\|...)]` and `#[doc = "string"]`
	--> $DIR/malformed-attrs.rs:77:1
	\|
	LL \| #[doc]
	\| ^^^^^^
	\|
	= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
	= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

	error: attribute must be of the form `#[link(name = "...", /opt/ kind = "dylib\|static\|...", /opt/ wasm_import_module = "...", /opt/ import_name_type = "decorated\|noprefix\|undecorated")]`
	--> $DIR/malformed-attrs.rs:84:1
	\|
	LL \| #[link]
	\| ^^^^^^^
	\|
	= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
	= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

	error: invalid argument
	--> $DIR/malformed-attrs.rs:189:1
	\|
	LL \| #[debugger_visualizer]
	\| ^^^^^^^^^^^^^^^^^^^^^^
	\|
	= note: expected: `natvis_file = "..."`
	= note: OR
	= note: expected: `gdb_script_file = "..."`

	error[E0565]: malformed `omit_gdb_pretty_printer_section` attribute input
	--> $DIR/malformed-attrs.rs:27:1
	\|
	LL \| #![omit_gdb_pretty_printer_section = 1]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[omit_gdb_pretty_printer_section]`

	error[E0539]: malformed `export_name` attribute input
	--> $DIR/malformed-attrs.rs:33:1
	\|
	LL \| #[unsafe(export_name)]
	\| ^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[export_name = "name"]`

	error: `rustc_allow_const_fn_unstable` expects a list of feature names
	--> $DIR/malformed-attrs.rs:35:1
	\|
	LL \| #[rustc_allow_const_fn_unstable]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

	error: `allow_internal_unstable` expects a list of feature names
	--> $DIR/malformed-attrs.rs:38:1
	\|
	LL \| #[allow_internal_unstable]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^

	error[E0539]: malformed `rustc_confusables` attribute input
	--> $DIR/malformed-attrs.rs:40:1
	\|
	LL \| #[rustc_confusables]
	\| ^^^^^^^^^^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[rustc_confusables("name1", "name2", ...)]`

	error[E0539]: malformed `deprecated` attribute input
	--> $DIR/malformed-attrs.rs:42:1
	\|
	LL \| #[deprecated = 5]
	\| ^^^^^^^^^^^^^^^-^
	\| \|
	\| expected a string literal here
	\|
	help: try changing it to one of the following valid forms of the attribute
	\|
	LL - #[deprecated = 5]
	LL + #[deprecated = "reason"]
	\|
	LL - #[deprecated = 5]
	LL + #[deprecated(/opt/ since = "version", /opt/ note = "reason")]
	\|
	LL - #[deprecated = 5]
	LL + #[deprecated]
	\|

	error[E0539]: malformed `rustc_macro_transparency` attribute input
	--> $DIR/malformed-attrs.rs:47:1
	\|
	LL \| #[rustc_macro_transparency]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[rustc_macro_transparency = "transparent\|semitransparent\|opaque"]`

	error[E0539]: malformed `repr` attribute input
	--> $DIR/malformed-attrs.rs:49:1
	\|
	LL \| #[repr]
	\| ^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[repr(C \| Rust \| align(...) \| packed(...) \| <integer type> \| transparent)]`

	error[E0565]: malformed `rustc_as_ptr` attribute input
	--> $DIR/malformed-attrs.rs:52:1
	\|
	LL \| #[rustc_as_ptr = 5]
	\| ^^^^^^^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[rustc_as_ptr]`

	error[E0539]: malformed `rustc_align` attribute input
	--> $DIR/malformed-attrs.rs:57:1
	\|
	LL \| #[rustc_align]
	\| ^^^^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[rustc_align(<alignment in bytes>)]`

	error[E0539]: malformed `optimize` attribute input
	--> $DIR/malformed-attrs.rs:59:1
	\|
	LL \| #[optimize]
	\| ^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[optimize(size\|speed\|none)]`

	error[E0565]: malformed `cold` attribute input
	--> $DIR/malformed-attrs.rs:61:1
	\|
	LL \| #[cold = 1]
	\| ^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[cold]`

	error: valid forms for the attribute are `#[must_use = "reason"]` and `#[must_use]`
	--> $DIR/malformed-attrs.rs:63:1
	\|
	LL \| #[must_use()]
	\| ^^^^^^^^^^^^^

	error[E0565]: malformed `no_mangle` attribute input
	--> $DIR/malformed-attrs.rs:65:1
	\|
	LL \| #[no_mangle = 1]
	\| ^^^^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[no_mangle]`

	error[E0565]: malformed `naked` attribute input
	--> $DIR/malformed-attrs.rs:67:1
	\|
	LL \| #[unsafe(naked())]
	\| ^^^^^^^^^^^^^^--^^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[naked]`

	error[E0565]: malformed `track_caller` attribute input
	--> $DIR/malformed-attrs.rs:69:1
	\|
	LL \| #[track_caller()]
	\| ^^^^^^^^^^^^^^--^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[track_caller]`

	error[E0539]: malformed `export_name` attribute input
	--> $DIR/malformed-attrs.rs:71:1
	\|
	LL \| #[export_name()]
	\| ^^^^^^^^^^^^^^^^ help: must be of the form: `#[export_name = "name"]`

	error[E0805]: malformed `used` attribute input
	--> $DIR/malformed-attrs.rs:73:1
	\|
	LL \| #[used()]
	\| ^^^^^^--^
	\| \|
	\| expected a single argument here
	\|
	help: try changing it to one of the following valid forms of the attribute
	\|
	LL \| #[used(compiler\|linker)]
	\| +++++++++++++++
	LL - #[used()]
	LL + #[used]
	\|

	error[E0539]: malformed `target_feature` attribute input
	--> $DIR/malformed-attrs.rs:80:1
	\|
	LL \| #[target_feature]
	\| ^^^^^^^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[target_feature(enable = "feat1, feat2")]`

	error[E0565]: malformed `export_stable` attribute input
	--> $DIR/malformed-attrs.rs:82:1
	\|
	LL \| #[export_stable = 1]
	\| ^^^^^^^^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[export_stable]`

	error[E0539]: malformed `link_name` attribute input
	--> $DIR/malformed-attrs.rs:87:1
	\|
	LL \| #[link_name]
	\| ^^^^^^^^^^^^ help: must be of the form: `#[link_name = "name"]`

	error[E0539]: malformed `link_section` attribute input
	--> $DIR/malformed-attrs.rs:89:1
	\|
	LL \| #[link_section]
	\| ^^^^^^^^^^^^^^^ help: must be of the form: `#[link_section = "name"]`

	error[E0539]: malformed `coverage` attribute input
	--> $DIR/malformed-attrs.rs:91:1
	\|
	LL \| #[coverage]
	\| ^^^^^^^^^^^ this attribute is only valid with either `on` or `off` as an argument
	\|
	help: try changing it to one of the following valid forms of the attribute
	\|
	LL \| #[coverage(off)]
	\| +++++
	LL \| #[coverage(on)]
	\| ++++

	error[E0565]: malformed `no_implicit_prelude` attribute input
	--> $DIR/malformed-attrs.rs:98:1
	\|
	LL \| #[no_implicit_prelude = 23]
	\| ^^^^^^^^^^^^^^^^^^^^^^----^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[no_implicit_prelude]`

	error[E0539]: malformed `must_use` attribute input
	--> $DIR/malformed-attrs.rs:120:1
	\|
	LL \| #[must_use = 1]
	\| ^^^^^^^^^^^^^-^
	\| \|
	\| expected a string literal here
	\|
	help: try changing it to one of the following valid forms of the attribute
	\|
	LL - #[must_use = 1]
	LL + #[must_use = "reason"]
	\|
	LL - #[must_use = 1]
	LL + #[must_use]
	\|

	error[E0539]: malformed `rustc_layout_scalar_valid_range_start` attribute input
	--> $DIR/malformed-attrs.rs:129:1
	\|
	LL \| #[rustc_layout_scalar_valid_range_start]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[rustc_layout_scalar_valid_range_start(start)]`

	error[E0539]: malformed `rustc_layout_scalar_valid_range_end` attribute input
	--> $DIR/malformed-attrs.rs:131:1
	\|
	LL \| #[rustc_layout_scalar_valid_range_end]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[rustc_layout_scalar_valid_range_end(end)]`

	error[E0565]: malformed `marker` attribute input
	--> $DIR/malformed-attrs.rs:156:1
	\|
	LL \| #[marker = 3]
	\| ^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[marker]`

	error[E0565]: malformed `fundamental` attribute input
	--> $DIR/malformed-attrs.rs:158:1
	\|
	LL \| #[fundamental()]
	\| ^^^^^^^^^^^^^--^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[fundamental]`

	error[E0565]: malformed `ffi_pure` attribute input
	--> $DIR/malformed-attrs.rs:166:5
	\|
	LL \| #[unsafe(ffi_pure = 1)]
	\| ^^^^^^^^^^^^^^^^^^---^^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[ffi_pure]`

	error[E0539]: malformed `link_ordinal` attribute input
	--> $DIR/malformed-attrs.rs:168:5
	\|
	LL \| #[link_ordinal]
	\| ^^^^^^^^^^^^^^^
	\| \|
	\| expected this to be a list
	\| help: must be of the form: `#[link_ordinal(ordinal)]`

	error[E0565]: malformed `ffi_const` attribute input
	--> $DIR/malformed-attrs.rs:172:5
	\|
	LL \| #[unsafe(ffi_const = 1)]
	\| ^^^^^^^^^^^^^^^^^^^---^^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[ffi_const]`

	error[E0565]: malformed `automatically_derived` attribute input
	--> $DIR/malformed-attrs.rs:192:1
	\|
	LL \| #[automatically_derived = 18]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^----^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[automatically_derived]`

	error[E0565]: malformed `non_exhaustive` attribute input
	--> $DIR/malformed-attrs.rs:198:1
	\|
	LL \| #[non_exhaustive = 1]
	\| ^^^^^^^^^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[non_exhaustive]`

	error: valid forms for the attribute are `#[macro_use(name1, name2, ...)]` and `#[macro_use]`
	--> $DIR/malformed-attrs.rs:210:1
	\|
	LL \| #[macro_use = 1]
	\| ^^^^^^^^^^^^^^^^

	error[E0565]: malformed `type_const` attribute input
	--> $DIR/malformed-attrs.rs:144:5
	\|
	LL \| #[type_const = 1]
	\| ^^^^^^^^^^^^^---^
	\| \| \|
	\| \| didn't expect any arguments here
	\| help: must be of the form: `#[type_const]`

	error: attribute should be applied to `const fn`
	--> $DIR/malformed-attrs.rs:35:1
	\|
	LL \| #[rustc_allow_const_fn_unstable]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
	...
	LL \| / fn test() {
	LL \| \| #[coroutine = 63] \|\| {}
	... \|
	LL \| \| }
	\| \|_- not a `const fn`

	error: `#[repr(align(...))]` is not supported on function items
	--> $DIR/malformed-attrs.rs:49:1
	\|
	LL \| #[repr]
	\| ^^^^^^^
	\|
	help: use `#[rustc_align(...)]` instead
	--> $DIR/malformed-attrs.rs:49:1
	\|
	LL \| #[repr]
	\| ^^^^^^^

	warning: `#[diagnostic::do_not_recommend]` does not expect any arguments
	--> $DIR/malformed-attrs.rs:150:1
	\|
	LL \| #[diagnostic::do_not_recommend()]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
	\|
	= note: `#[warn(malformed_diagnostic_attributes)]` on by default

	warning: missing options for `on_unimplemented` attribute
	--> $DIR/malformed-attrs.rs:139:1
	\|
	LL \| #[diagnostic::on_unimplemented]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
	\|
	= help: at least one of the `message`, `note` and `label` options are expected

	warning: malformed `on_unimplemented` attribute
	--> $DIR/malformed-attrs.rs:141:1
	\|
	LL \| #[diagnostic::on_unimplemented = 1]
	\| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid option found here
	\|
	= help: only `message`, `note` and `label` are allowed as options

	error: valid forms for the attribute are `#[inline(always\|never)]` and `#[inline]`
	--> $DIR/malformed-attrs.rs:54:1
	\|
	LL \| #[inline = 5]
	\| ^^^^^^^^^^^^^
	\|
	= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
	= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

	error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
	--> $DIR/malformed-attrs.rs:95:1
	\|
	LL \| #[ignore()]
	\| ^^^^^^^^^^^
	\|
	= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
	= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

	error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
	--> $DIR/malformed-attrs.rs:224:1
	\|
	LL \| #[ignore = 1]
	\| ^^^^^^^^^^^^^
	\|
	= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
	= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>

	error[E0308]: mismatched types
	--> $DIR/malformed-attrs.rs:112:23
	\|
	LL \| fn test() {
	\| - help: a return type might be missing here: `-> _`
	LL \| #[coroutine = 63] \|\| {}
	\| ^^^^^ expected `()`, found coroutine
	\|
	= note: expected unit type `()`
	found coroutine `{coroutine@$DIR/malformed-attrs.rs:112:23: 112:25}`

	error: aborting due to 75 previous errors; 3 warnings emitted

	Some errors have detailed explanations: E0308, E0463, E0539, E0565, E0658, E0805.
	For more information about an error, try `rustc --explain E0308`.