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Update uitests with new unused_attributes warnings

Browse source 
Signed-off-by: Jonathan Brouwer <jonathantbrouwer@gmail.com>
This commit is contained in:
Jonathan Brouwer 2025-10-17 16:46:32 +02:00
parent e3dd4c1987
commit 66b8a9db1f
No known key found for this signature in database
GPG key ID: 13619B051B673C52
51 changed files with 975 additions and 282 deletions
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1
tests/ui/attributes/attr-mix-new.rs
View file

@ -5,6 +5,7 @@
#[rustc_dummy(bar)]
mod foo {
#![feature(globs)]
//~^ WARN crate-level attribute should be in the root module
}
fn main() {}

10
tests/ui/attributes/attr-mix-new.stderr Normal file
View file

@ -0,0 +1,10 @@
warning: crate-level attribute should be in the root module
--> $DIR/attr-mix-new.rs:7:3
|
LL | #![feature(globs)]
| ^^^^^^^^^^^^^^^^^^
|
= note: requested on the command line with `-W unused-attributes`
warning: 1 warning emitted

1
tests/ui/attributes/crate-type-macro-empty.rs
View file

@ -1,6 +1,7 @@
// Tests for the issue in #137589
#[crate_type = foo!()]
//~^ ERROR cannot find macro `foo` in this scope
//~| WARN crate-level attribute should be an inner attribute
macro_rules! foo {} //~ ERROR macros must contain at least one rule

18
tests/ui/attributes/crate-type-macro-empty.stderr
View file

@ -1,5 +1,5 @@
error: macros must contain at least one rule
--> $DIR/crate-type-macro-empty.rs:5:1
--> $DIR/crate-type-macro-empty.rs:6:1
|
LL | macro_rules! foo {}
| ^^^^^^^^^^^^^^^^^^^
@ -11,10 +11,22 @@ LL | #[crate_type = foo!()]
| ^^^ consider moving the definition of `foo` before this call
|
note: a macro with the same name exists, but it appears later
--> $DIR/crate-type-macro-empty.rs:5:14
--> $DIR/crate-type-macro-empty.rs:6:14
|
LL | macro_rules! foo {}
| ^^^
error: aborting due to 2 previous errors
warning: crate-level attribute should be an inner attribute
--> $DIR/crate-type-macro-empty.rs:2:1
|
LL | #[crate_type = foo!()]
| ^^^^^^^^^^^^^^^^^^^^^^
|
= note: requested on the command line with `-W unused-attributes`
help: add a `!`
|
LL | #![crate_type = foo!()]
| +
error: aborting due to 2 previous errors; 1 warning emitted

1
tests/ui/attributes/crate-type-macro-not-found.rs
View file

@ -1,5 +1,6 @@
// Tests for the issue in #137589
#[crate_type = foo!()] //~ ERROR cannot find macro `foo` in this scope
//~| WARN crate-level attribute should be an inner attribute
macro_rules! foo {
($x:expr) => {"rlib"}

16
tests/ui/attributes/crate-type-macro-not-found.stderr
View file

@ -5,10 +5,22 @@ LL | #[crate_type = foo!()]
| ^^^ consider moving the definition of `foo` before this call
|
note: a macro with the same name exists, but it appears later
--> $DIR/crate-type-macro-not-found.rs:4:14
--> $DIR/crate-type-macro-not-found.rs:5:14
|
LL | macro_rules! foo {
| ^^^
error: aborting due to 1 previous error
warning: crate-level attribute should be an inner attribute
--> $DIR/crate-type-macro-not-found.rs:2:1
|
LL | #[crate_type = foo!()]
| ^^^^^^^^^^^^^^^^^^^^^^
|
= note: requested on the command line with `-W unused-attributes`
help: add a `!`
|
LL | #![crate_type = foo!()]
| +
error: aborting due to 1 previous error; 1 warning emitted

6
tests/ui/attributes/inline/attr-usage-inline.rs
View file

@ -9,16 +9,22 @@ struct S;
struct I {
#[inline]
//~^ WARN attribute cannot be used on
//~| WARN previously accepted
i: u8,
}
#[macro_export]
#[inline]
//~^ WARN attribute cannot be used on
//~| WARN previously accepted
macro_rules! m_e {
() => {};
}
#[inline] //~ ERROR: attribute should be applied to function or closure
//~^ WARN attribute cannot be used on
//~| WARN previously accepted
macro_rules! m {
() => {};
}

32
tests/ui/attributes/inline/attr-usage-inline.stderr
View file

@ -7,11 +7,39 @@ LL | #[inline]
= help: `#[inline]` can only be applied to functions
error[E0518]: attribute should be applied to function or closure
--> $DIR/attr-usage-inline.rs:21:1
--> $DIR/attr-usage-inline.rs:25:1
|
LL | #[inline]
| ^^^^^^^^^ not a function or closure
error: aborting due to 2 previous errors
warning: `#[inline]` attribute cannot be used on struct fields
--> $DIR/attr-usage-inline.rs:11:5
|
LL | #[inline]
| ^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[inline]` can only be applied to functions
= note: requested on the command line with `-W unused-attributes`
warning: `#[inline]` attribute cannot be used on macro defs
--> $DIR/attr-usage-inline.rs:18:1
|
LL | #[inline]
| ^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[inline]` can only be applied to functions
warning: `#[inline]` attribute cannot be used on macro defs
--> $DIR/attr-usage-inline.rs:25:1
|
LL | #[inline]
| ^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[inline]` can only be applied to functions
error: aborting due to 2 previous errors; 3 warnings emitted
For more information about this error, try `rustc --explain E0518`.

2
tests/ui/attributes/link-dl.rs
View file

@ -9,7 +9,7 @@
//@ revisions: default_fcw allowed
//@[allowed] check-pass
#[cfg_attr(allowed, allow(ill_formed_attribute_input))]
#![cfg_attr(allowed, allow(ill_formed_attribute_input))]
#[link="dl"]
//[default_fcw]~^ ERROR valid forms for the attribute are

9
tests/ui/attributes/malformed-attrs.rs
View file

@ -73,6 +73,7 @@
//~| ERROR attribute cannot be used on
#[crate_name]
//~^ ERROR malformed
//~| WARN crate-level attribute should be an inner attribute
#[doc]
//~^ ERROR valid forms for the attribute are
//~| WARN this was previously accepted by the compiler
@ -82,8 +83,12 @@
//~^ ERROR malformed
#[link]
//~^ ERROR malformed
//~| WARN attribute should be applied to an `extern` block with non-Rust ABI
//~| WARN previously accepted
#[link_name]
//~^ ERROR malformed
//~| WARN cannot be used on functions
//~| WARN previously accepted
#[link_section]
//~^ ERROR malformed
#[coverage]
@ -95,6 +100,8 @@
//~| WARN this was previously accepted by the compiler
#[no_implicit_prelude = 23]
//~^ ERROR malformed
//~| WARN cannot be used on functions
//~| WARN previously accepted
#[proc_macro = 18]
//~^ ERROR malformed
//~| ERROR the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
@ -188,6 +195,8 @@ extern "C" {
//~^ ERROR malformed `debugger_visualizer` attribute input
#[automatically_derived = 18]
//~^ ERROR malformed
//~| WARN cannot be used on modules
//~| WARN previously accepted
mod yooo {
}

173
tests/ui/attributes/malformed-attrs.stderr
View file

@ -1,5 +1,5 @@
error[E0539]: malformed `cfg` attribute input
--> $DIR/malformed-attrs.rs:101:1
--> $DIR/malformed-attrs.rs:108:1
|
LL | #[cfg]
| ^^^^^^
@ -10,7 +10,7 @@ LL | #[cfg]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg-attribute>
error[E0539]: malformed `cfg_attr` attribute input
--> $DIR/malformed-attrs.rs:103:1
--> $DIR/malformed-attrs.rs:110:1
|
LL | #[cfg_attr]
| ^^^^^^^^^^^
@ -21,7 +21,7 @@ LL | #[cfg_attr]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error[E0463]: can't find crate for `wloop`
--> $DIR/malformed-attrs.rs:209:1
--> $DIR/malformed-attrs.rs:218:1
|
LL | extern crate wloop;
| ^^^^^^^^^^^^^^^^^^^ can't find crate
@ -41,7 +41,7 @@ LL | #![windows_subsystem = "windows"]
| +++++++++++
error: malformed `instruction_set` attribute input
--> $DIR/malformed-attrs.rs:105:1
--> $DIR/malformed-attrs.rs:112:1
|
LL | #[instruction_set]
| ^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[instruction_set(set)]`
@ -49,13 +49,13 @@ LL | #[instruction_set]
= note: for more information, visit <https://doc.rust-lang.org/reference/attributes/codegen.html#the-instruction_set-attribute>
error: malformed `patchable_function_entry` attribute input
--> $DIR/malformed-attrs.rs:107:1
--> $DIR/malformed-attrs.rs:114:1
|
LL | #[patchable_function_entry]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: must be of the form: `#[patchable_function_entry(prefix_nops = m, entry_nops = n)]`
error: malformed `must_not_suspend` attribute input
--> $DIR/malformed-attrs.rs:131:1
--> $DIR/malformed-attrs.rs:138:1
|
LL | #[must_not_suspend()]
| ^^^^^^^^^^^^^^^^^^^^^
@ -70,13 +70,13 @@ LL + #[must_not_suspend]
|
error: malformed `cfi_encoding` attribute input
--> $DIR/malformed-attrs.rs:133:1
--> $DIR/malformed-attrs.rs:140:1
|
LL | #[cfi_encoding]
| ^^^^^^^^^^^^^^^ help: must be of the form: `#[cfi_encoding = "encoding"]`
error: malformed `allow` attribute input
--> $DIR/malformed-attrs.rs:177:1
--> $DIR/malformed-attrs.rs:184:1
|
LL | #[allow]
| ^^^^^^^^
@ -92,7 +92,7 @@ LL | #[allow(lint1, lint2, lint3, reason = "...")]
| +++++++++++++++++++++++++++++++++++++
error: malformed `expect` attribute input
--> $DIR/malformed-attrs.rs:179:1
--> $DIR/malformed-attrs.rs:186:1
|
LL | #[expect]
| ^^^^^^^^^
@ -108,7 +108,7 @@ LL | #[expect(lint1, lint2, lint3, reason = "...")]
| +++++++++++++++++++++++++++++++++++++
error: malformed `warn` attribute input
--> $DIR/malformed-attrs.rs:181:1
--> $DIR/malformed-attrs.rs:188:1
|
LL | #[warn]
| ^^^^^^^
@ -124,7 +124,7 @@ LL | #[warn(lint1, lint2, lint3, reason = "...")]
| +++++++++++++++++++++++++++++++++++++
error: malformed `deny` attribute input
--> $DIR/malformed-attrs.rs:183:1
--> $DIR/malformed-attrs.rs:190:1
|
LL | #[deny]
| ^^^^^^^
@ -140,7 +140,7 @@ LL | #[deny(lint1, lint2, lint3, reason = "...")]
| +++++++++++++++++++++++++++++++++++++
error: malformed `forbid` attribute input
--> $DIR/malformed-attrs.rs:185:1
--> $DIR/malformed-attrs.rs:192:1
|
LL | #[forbid]
| ^^^^^^^^^
@ -156,13 +156,13 @@ LL | #[forbid(lint1, lint2, lint3, reason = "...")]
| +++++++++++++++++++++++++++++++++++++
error: malformed `thread_local` attribute input
--> $DIR/malformed-attrs.rs:201:1
--> $DIR/malformed-attrs.rs:210:1
|
LL | #[thread_local()]
| ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[thread_local]`
error: malformed `no_link` attribute input
--> $DIR/malformed-attrs.rs:205:1
--> $DIR/malformed-attrs.rs:214:1
|
LL | #[no_link()]
| ^^^^^^^^^^^^ help: must be of the form: `#[no_link]`
@ -170,25 +170,25 @@ LL | #[no_link()]
= note: for more information, visit <https://doc.rust-lang.org/reference/items/extern-crates.html#the-no_link-attribute>
error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
--> $DIR/malformed-attrs.rs:98:1
--> $DIR/malformed-attrs.rs:105:1
|
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:115:1
--> $DIR/malformed-attrs.rs:122:1
|
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:122:1
--> $DIR/malformed-attrs.rs:129:1
|
LL | #[proc_macro_derive]
| ^^^^^^^^^^^^^^^^^^^^
error[E0658]: allow_internal_unsafe side-steps the unsafe_code lint
--> $DIR/malformed-attrs.rs:214:1
--> $DIR/malformed-attrs.rs:223:1
|
LL | #[allow_internal_unsafe = 1]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -208,7 +208,7 @@ LL | #[doc]
= note: `#[deny(ill_formed_attribute_input)]` (part of `#[deny(future_incompatible)]`) on by default
error: valid forms for the attribute are `#[doc(hidden)]`, `#[doc(inline)]`, and `#[doc = "string"]`
--> $DIR/malformed-attrs.rs:76:1
--> $DIR/malformed-attrs.rs:77:1
|
LL | #[doc]
| ^^^^^^
@ -432,7 +432,7 @@ LL | #[crate_name]
| ^^^^^^^^^^^^^ help: must be of the form: `#[crate_name = "name"]`
error[E0539]: malformed `target_feature` attribute input
--> $DIR/malformed-attrs.rs:79:1
--> $DIR/malformed-attrs.rs:80:1
|
LL | #[target_feature]
| ^^^^^^^^^^^^^^^^^
@ -441,7 +441,7 @@ LL | #[target_feature]
| help: must be of the form: `#[target_feature(enable = "feat1, feat2")]`
error[E0565]: malformed `export_stable` attribute input
--> $DIR/malformed-attrs.rs:81:1
--> $DIR/malformed-attrs.rs:82:1
|
LL | #[export_stable = 1]
| ^^^^^^^^^^^^^^^^---^
@ -450,7 +450,7 @@ LL | #[export_stable = 1]
| help: must be of the form: `#[export_stable]`
error[E0539]: malformed `link` attribute input
--> $DIR/malformed-attrs.rs:83:1
--> $DIR/malformed-attrs.rs:84:1
|
LL | #[link]
| ^^^^^^^ expected this to be a list
@ -469,7 +469,7 @@ LL | #[link(name = "...", kind = "dylib|static|...", wasm_import_module = "...",
= and 1 other candidate
error[E0539]: malformed `link_name` attribute input
--> $DIR/malformed-attrs.rs:85:1
--> $DIR/malformed-attrs.rs:88:1
|
LL | #[link_name]
| ^^^^^^^^^^^^ help: must be of the form: `#[link_name = "name"]`
@ -477,7 +477,7 @@ LL | #[link_name]
= note: for more information, visit <https://doc.rust-lang.org/reference/items/external-blocks.html#the-link_name-attribute>
error[E0539]: malformed `link_section` attribute input
--> $DIR/malformed-attrs.rs:87:1
--> $DIR/malformed-attrs.rs:92:1
|
LL | #[link_section]
| ^^^^^^^^^^^^^^^ help: must be of the form: `#[link_section = "name"]`
@ -485,7 +485,7 @@ LL | #[link_section]
= note: for more information, visit <https://doc.rust-lang.org/reference/abi.html#the-link_section-attribute>
error[E0539]: malformed `coverage` attribute input
--> $DIR/malformed-attrs.rs:89:1
--> $DIR/malformed-attrs.rs:94:1
|
LL | #[coverage]
| ^^^^^^^^^^^ this attribute is only valid with either `on` or `off` as an argument
@ -498,7 +498,7 @@ LL | #[coverage(on)]
| ++++
error[E0539]: malformed `sanitize` attribute input
--> $DIR/malformed-attrs.rs:91:1
--> $DIR/malformed-attrs.rs:96:1
|
LL | #[sanitize]
| ^^^^^^^^^^^ expected this to be a list
@ -516,7 +516,7 @@ LL | #[sanitize(kcfi = "on|off")]
= and 5 other candidates
error[E0565]: malformed `no_implicit_prelude` attribute input
--> $DIR/malformed-attrs.rs:96:1
--> $DIR/malformed-attrs.rs:101:1
|
LL | #[no_implicit_prelude = 23]
| ^^^^^^^^^^^^^^^^^^^^^^----^
@ -525,7 +525,7 @@ LL | #[no_implicit_prelude = 23]
| help: must be of the form: `#[no_implicit_prelude]`
error[E0565]: malformed `proc_macro` attribute input
--> $DIR/malformed-attrs.rs:98:1
--> $DIR/malformed-attrs.rs:105:1
|
LL | #[proc_macro = 18]
| ^^^^^^^^^^^^^----^
@ -534,7 +534,7 @@ LL | #[proc_macro = 18]
| help: must be of the form: `#[proc_macro]`
error[E0565]: malformed `coroutine` attribute input
--> $DIR/malformed-attrs.rs:110:5
--> $DIR/malformed-attrs.rs:117:5
|
LL | #[coroutine = 63] || {}
| ^^^^^^^^^^^^----^
@ -543,7 +543,7 @@ LL | #[coroutine = 63] || {}
| help: must be of the form: `#[coroutine]`
error[E0565]: malformed `proc_macro_attribute` attribute input
--> $DIR/malformed-attrs.rs:115:1
--> $DIR/malformed-attrs.rs:122:1
|
LL | #[proc_macro_attribute = 19]
| ^^^^^^^^^^^^^^^^^^^^^^^----^
@ -552,7 +552,7 @@ LL | #[proc_macro_attribute = 19]
| help: must be of the form: `#[proc_macro_attribute]`
error[E0539]: malformed `must_use` attribute input
--> $DIR/malformed-attrs.rs:118:1
--> $DIR/malformed-attrs.rs:125:1
|
LL | #[must_use = 1]
| ^^^^^^^^^^^^^-^
@ -570,7 +570,7 @@ LL + #[must_use]
|
error[E0539]: malformed `proc_macro_derive` attribute input
--> $DIR/malformed-attrs.rs:122:1
--> $DIR/malformed-attrs.rs:129:1
|
LL | #[proc_macro_derive]
| ^^^^^^^^^^^^^^^^^^^^ expected this to be a list
@ -584,7 +584,7 @@ LL | #[proc_macro_derive(TraitName, attributes(name1, name2, ...))]
| ++++++++++++++++++++++++++++++++++++++++++
error[E0539]: malformed `rustc_layout_scalar_valid_range_start` attribute input
--> $DIR/malformed-attrs.rs:127:1
--> $DIR/malformed-attrs.rs:134:1
|
LL | #[rustc_layout_scalar_valid_range_start]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -593,7 +593,7 @@ LL | #[rustc_layout_scalar_valid_range_start]
| 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:129:1
--> $DIR/malformed-attrs.rs:136:1
|
LL | #[rustc_layout_scalar_valid_range_end]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -602,7 +602,7 @@ LL | #[rustc_layout_scalar_valid_range_end]
| help: must be of the form: `#[rustc_layout_scalar_valid_range_end(end)]`
error[E0565]: malformed `marker` attribute input
--> $DIR/malformed-attrs.rs:154:1
--> $DIR/malformed-attrs.rs:161:1
|
LL | #[marker = 3]
| ^^^^^^^^^---^
@ -611,7 +611,7 @@ LL | #[marker = 3]
| help: must be of the form: `#[marker]`
error[E0565]: malformed `fundamental` attribute input
--> $DIR/malformed-attrs.rs:156:1
--> $DIR/malformed-attrs.rs:163:1
|
LL | #[fundamental()]
| ^^^^^^^^^^^^^--^
@ -620,7 +620,7 @@ LL | #[fundamental()]
| help: must be of the form: `#[fundamental]`
error[E0565]: malformed `ffi_pure` attribute input
--> $DIR/malformed-attrs.rs:164:5
--> $DIR/malformed-attrs.rs:171:5
|
LL | #[unsafe(ffi_pure = 1)]
| ^^^^^^^^^^^^^^^^^^---^^
@ -629,7 +629,7 @@ LL | #[unsafe(ffi_pure = 1)]
| help: must be of the form: `#[ffi_pure]`
error[E0539]: malformed `link_ordinal` attribute input
--> $DIR/malformed-attrs.rs:166:5
--> $DIR/malformed-attrs.rs:173:5
|
LL | #[link_ordinal]
| ^^^^^^^^^^^^^^^
@ -640,7 +640,7 @@ LL | #[link_ordinal]
= note: for more information, visit <https://doc.rust-lang.org/reference/items/external-blocks.html#the-link_ordinal-attribute>
error[E0565]: malformed `ffi_const` attribute input
--> $DIR/malformed-attrs.rs:170:5
--> $DIR/malformed-attrs.rs:177:5
|
LL | #[unsafe(ffi_const = 1)]
| ^^^^^^^^^^^^^^^^^^^---^^
@ -649,7 +649,7 @@ LL | #[unsafe(ffi_const = 1)]
| help: must be of the form: `#[ffi_const]`
error[E0539]: malformed `linkage` attribute input
--> $DIR/malformed-attrs.rs:172:5
--> $DIR/malformed-attrs.rs:179:5
|
LL | #[linkage]
| ^^^^^^^^^^ expected this to be of the form `linkage = "..."`
@ -667,7 +667,7 @@ LL | #[linkage = "external"]
= and 5 other candidates
error[E0539]: malformed `debugger_visualizer` attribute input
--> $DIR/malformed-attrs.rs:187:1
--> $DIR/malformed-attrs.rs:194:1
|
LL | #[debugger_visualizer]
| ^^^^^^^^^^^^^^^^^^^^^^
@ -678,7 +678,7 @@ LL | #[debugger_visualizer]
= note: for more information, visit <https://doc.rust-lang.org/reference/attributes/debugger.html#the-debugger_visualizer-attribute>
error[E0565]: malformed `automatically_derived` attribute input
--> $DIR/malformed-attrs.rs:189:1
--> $DIR/malformed-attrs.rs:196:1
|
LL | #[automatically_derived = 18]
| ^^^^^^^^^^^^^^^^^^^^^^^^----^
@ -687,7 +687,7 @@ LL | #[automatically_derived = 18]
| help: must be of the form: `#[automatically_derived]`
error[E0565]: malformed `non_exhaustive` attribute input
--> $DIR/malformed-attrs.rs:195:1
--> $DIR/malformed-attrs.rs:204:1
|
LL | #[non_exhaustive = 1]
| ^^^^^^^^^^^^^^^^^---^
@ -696,19 +696,19 @@ LL | #[non_exhaustive = 1]
| 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:207:1
--> $DIR/malformed-attrs.rs:216:1
|
LL | #[macro_use = 1]
| ^^^^^^^^^^^^^^^^
error: valid forms for the attribute are `#![macro_export(local_inner_macros)]` and `#![macro_export]`
--> $DIR/malformed-attrs.rs:212:1
--> $DIR/malformed-attrs.rs:221:1
|
LL | #[macro_export = 18]
| ^^^^^^^^^^^^^^^^^^^^
error[E0565]: malformed `allow_internal_unsafe` attribute input
--> $DIR/malformed-attrs.rs:214:1
--> $DIR/malformed-attrs.rs:223:1
|
LL | #[allow_internal_unsafe = 1]
| ^^^^^^^^^^^^^^^^^^^^^^^^---^
@ -717,7 +717,7 @@ LL | #[allow_internal_unsafe = 1]
| help: must be of the form: `#[allow_internal_unsafe]`
error[E0565]: malformed `type_const` attribute input
--> $DIR/malformed-attrs.rs:142:5
--> $DIR/malformed-attrs.rs:149:5
|
LL | #[type_const = 1]
| ^^^^^^^^^^^^^---^
@ -737,6 +737,21 @@ LL | | #[coroutine = 63] || {}
LL | | }
| |_- not a `const fn`
warning: attribute should be applied to an `extern` block with non-Rust ABI
--> $DIR/malformed-attrs.rs:84:1
|
LL | #[link]
| ^^^^^^^
...
LL | / fn test() {
LL | | #[coroutine = 63] || {}
... |
LL | | }
| |_- not an `extern` block
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: requested on the command line with `-W unused-attributes`
error: `#[repr(align(...))]` is not supported on functions
--> $DIR/malformed-attrs.rs:47:1
|
@ -750,7 +765,7 @@ LL | #[repr]
| ^^^^^^^
warning: `#[diagnostic::do_not_recommend]` does not expect any arguments
--> $DIR/malformed-attrs.rs:148:1
--> $DIR/malformed-attrs.rs:155:1
|
LL | #[diagnostic::do_not_recommend()]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -758,7 +773,7 @@ LL | #[diagnostic::do_not_recommend()]
= note: `#[warn(malformed_diagnostic_attributes)]` (part of `#[warn(unknown_or_malformed_diagnostic_attributes)]`) on by default
warning: missing options for `on_unimplemented` attribute
--> $DIR/malformed-attrs.rs:137:1
--> $DIR/malformed-attrs.rs:144:1
|
LL | #[diagnostic::on_unimplemented]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -766,7 +781,7 @@ 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:139:1
--> $DIR/malformed-attrs.rs:146:1
|
LL | #[diagnostic::on_unimplemented = 1]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invalid option found here
@ -782,8 +797,32 @@ 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>
warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![crate_name]`
--> $DIR/malformed-attrs.rs:74:1
|
LL | #[crate_name]
| ^^^^^^^^^^^^^
|
note: This attribute does not have an `!`, which means it is applied to this function
--> $DIR/malformed-attrs.rs:116:1
|
LL | / fn test() {
LL | | #[coroutine = 63] || {}
... |
LL | | }
| |_^
warning: `#[link_name]` attribute cannot be used on functions
--> $DIR/malformed-attrs.rs:88:1
|
LL | #[link_name]
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[link_name]` can be applied to foreign functions and foreign statics
error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
--> $DIR/malformed-attrs.rs:93:1
--> $DIR/malformed-attrs.rs:98:1
|
LL | #[ignore()]
| ^^^^^^^^^^^
@ -791,8 +830,26 @@ 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>
warning: `#[no_implicit_prelude]` attribute cannot be used on functions
--> $DIR/malformed-attrs.rs:101:1
|
LL | #[no_implicit_prelude = 23]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_implicit_prelude]` can be applied to crates and modules
warning: `#[automatically_derived]` attribute cannot be used on modules
--> $DIR/malformed-attrs.rs:196:1
|
LL | #[automatically_derived = 18]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[automatically_derived]` can only be applied to trait impl blocks
error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
--> $DIR/malformed-attrs.rs:221:1
--> $DIR/malformed-attrs.rs:230:1
|
LL | #[ignore = 1]
| ^^^^^^^^^^^^^
@ -801,7 +858,7 @@ LL | #[ignore = 1]
= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
error[E0308]: mismatched types
--> $DIR/malformed-attrs.rs:110:23
--> $DIR/malformed-attrs.rs:117:23
|
LL | fn test() {
| - help: a return type might be missing here: `-> _`
@ -809,9 +866,9 @@ LL | #[coroutine = 63] || {}
| ^^^^^ expected `()`, found coroutine
|
= note: expected unit type `()`
found coroutine `{coroutine@$DIR/malformed-attrs.rs:110:23: 110:25}`
found coroutine `{coroutine@$DIR/malformed-attrs.rs:117:23: 117:25}`
error: aborting due to 76 previous errors; 3 warnings emitted
error: aborting due to 76 previous errors; 8 warnings emitted
Some errors have detailed explanations: E0308, E0463, E0539, E0565, E0658, E0805.
For more information about an error, try `rustc --explain E0308`.
@ -829,7 +886,7 @@ LL | #[doc]
Future breakage diagnostic:
error: valid forms for the attribute are `#[doc(hidden)]`, `#[doc(inline)]`, and `#[doc = "string"]`
--> $DIR/malformed-attrs.rs:76:1
--> $DIR/malformed-attrs.rs:77:1
|
LL | #[doc]
| ^^^^^^
@ -852,7 +909,7 @@ LL | #[inline = 5]
Future breakage diagnostic:
error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
--> $DIR/malformed-attrs.rs:93:1
--> $DIR/malformed-attrs.rs:98:1
|
LL | #[ignore()]
| ^^^^^^^^^^^
@ -863,7 +920,7 @@ LL | #[ignore()]
Future breakage diagnostic:
error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
--> $DIR/malformed-attrs.rs:221:1
--> $DIR/malformed-attrs.rs:230:1
|
LL | #[ignore = 1]
| ^^^^^^^^^^^^^

4
tests/ui/attributes/malformed-no-std.rs
View file

@ -4,14 +4,18 @@
//~^ ERROR malformed `no_std` attribute input
#![no_std("bar")]
//~^ ERROR malformed `no_std` attribute input
//~| WARN unused attribute
#![no_std(foo = "bar")]
//~^ ERROR malformed `no_std` attribute input
//~| WARN unused attribute
#![no_core = "foo"]
//~^ ERROR malformed `no_core` attribute input
#![no_core("bar")]
//~^ ERROR malformed `no_core` attribute input
//~| WARN unused attribute
#![no_core(foo = "bar")]
//~^ ERROR malformed `no_core` attribute input
//~| WARN unused attribute
#[deny(unused_attributes)]
#[no_std]

69
tests/ui/attributes/malformed-no-std.stderr
View file

@ -17,7 +17,7 @@ LL | #![no_std("bar")]
| help: must be of the form: `#![no_std]`
error[E0565]: malformed `no_std` attribute input
--> $DIR/malformed-no-std.rs:7:1
--> $DIR/malformed-no-std.rs:8:1
|
LL | #![no_std(foo = "bar")]
| ^^^^^^^^^-------------^
@ -26,7 +26,7 @@ LL | #![no_std(foo = "bar")]
| help: must be of the form: `#![no_std]`
error[E0565]: malformed `no_core` attribute input
--> $DIR/malformed-no-std.rs:9:1
--> $DIR/malformed-no-std.rs:11:1
|
LL | #![no_core = "foo"]
| ^^^^^^^^^^^-------^
@ -35,7 +35,7 @@ LL | #![no_core = "foo"]
| help: must be of the form: `#![no_core]`
error[E0565]: malformed `no_core` attribute input
--> $DIR/malformed-no-std.rs:11:1
--> $DIR/malformed-no-std.rs:13:1
|
LL | #![no_core("bar")]
| ^^^^^^^^^^-------^
@ -44,7 +44,7 @@ LL | #![no_core("bar")]
| help: must be of the form: `#![no_core]`
error[E0565]: malformed `no_core` attribute input
--> $DIR/malformed-no-std.rs:13:1
--> $DIR/malformed-no-std.rs:16:1
|
LL | #![no_core(foo = "bar")]
| ^^^^^^^^^^-------------^
@ -53,34 +53,83 @@ LL | #![no_core(foo = "bar")]
| help: must be of the form: `#![no_core]`
error: crate-level attribute should be an inner attribute: add an exclamation mark: `#![no_std]`
--> $DIR/malformed-no-std.rs:17:1
--> $DIR/malformed-no-std.rs:21:1
|
LL | #[no_std]
| ^^^^^^^^^
|
note: This attribute does not have an `!`, which means it is applied to this extern crate
--> $DIR/malformed-no-std.rs:22:1
--> $DIR/malformed-no-std.rs:26:1
|
LL | extern crate core;
| ^^^^^^^^^^^^^^^^^^
note: the lint level is defined here
--> $DIR/malformed-no-std.rs:16:8
--> $DIR/malformed-no-std.rs:20:8
|
LL | #[deny(unused_attributes)]
| ^^^^^^^^^^^^^^^^^
error: crate-level attribute should be an inner attribute: add an exclamation mark: `#![no_core]`
--> $DIR/malformed-no-std.rs:19:1
--> $DIR/malformed-no-std.rs:23:1
|
LL | #[no_core]
| ^^^^^^^^^^
|
note: This attribute does not have an `!`, which means it is applied to this extern crate
--> $DIR/malformed-no-std.rs:22:1
--> $DIR/malformed-no-std.rs:26:1
|
LL | extern crate core;
| ^^^^^^^^^^^^^^^^^^
error: aborting due to 8 previous errors
warning: unused attribute
--> $DIR/malformed-no-std.rs:5:1
|
LL | #![no_std("bar")]
| ^^^^^^^^^^^^^^^^^ help: remove this attribute
|
note: attribute also specified here
--> $DIR/malformed-no-std.rs:3:1
|
LL | #![no_std = "foo"]
| ^^^^^^^^^^^^^^^^^^
= note: requested on the command line with `-W unused-attributes`
warning: unused attribute
--> $DIR/malformed-no-std.rs:8:1
|
LL | #![no_std(foo = "bar")]
| ^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
|
note: attribute also specified here
--> $DIR/malformed-no-std.rs:5:1
|
LL | #![no_std("bar")]
| ^^^^^^^^^^^^^^^^^
warning: unused attribute
--> $DIR/malformed-no-std.rs:13:1
|
LL | #![no_core("bar")]
| ^^^^^^^^^^^^^^^^^^ help: remove this attribute
|
note: attribute also specified here
--> $DIR/malformed-no-std.rs:11:1
|
LL | #![no_core = "foo"]
| ^^^^^^^^^^^^^^^^^^^
warning: unused attribute
--> $DIR/malformed-no-std.rs:16:1
|
LL | #![no_core(foo = "bar")]
| ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
|
note: attribute also specified here
--> $DIR/malformed-no-std.rs:13:1
|
LL | #![no_core("bar")]
| ^^^^^^^^^^^^^^^^^^
error: aborting due to 8 previous errors; 4 warnings emitted
For more information about this error, try `rustc --explain E0565`.

3
tests/ui/conditional-compilation/cfg-attr-parse.rs
View file

@ -9,7 +9,8 @@ struct NoConfigurationPredicate;
struct A0C0;
// Zero attributes, one trailing comma
#[cfg_attr(all(),)] // Ok
#[cfg_attr(all(),)]
//~^ WARN `#[cfg_attr]` does not expand to any attributes
struct A0C1;
// Zero attributes, two trailing commas

24
tests/ui/conditional-compilation/cfg-attr-parse.stderr
View file

@ -21,7 +21,7 @@ LL | #[cfg_attr(all())]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error: expected identifier, found `,`
--> $DIR/cfg-attr-parse.rs:16:18
--> $DIR/cfg-attr-parse.rs:17:18
|
LL | #[cfg_attr(all(),,)]
| -----------------^--
@ -32,7 +32,7 @@ LL | #[cfg_attr(all(),,)]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error: expected identifier, found `,`
--> $DIR/cfg-attr-parse.rs:28:28
--> $DIR/cfg-attr-parse.rs:29:28
|
LL | #[cfg_attr(all(), must_use,,)]
| ---------------------------^--
@ -43,7 +43,7 @@ LL | #[cfg_attr(all(), must_use,,)]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error: expected identifier, found `,`
--> $DIR/cfg-attr-parse.rs:40:40
--> $DIR/cfg-attr-parse.rs:41:40
|
LL | #[cfg_attr(all(), must_use, deprecated,,)]
| ---------------------------------------^--
@ -54,7 +54,7 @@ LL | #[cfg_attr(all(), must_use, deprecated,,)]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error: wrong `cfg_attr` delimiters
--> $DIR/cfg-attr-parse.rs:44:11
--> $DIR/cfg-attr-parse.rs:45:11
|
LL | #[cfg_attr[all(),,]]
| ^^^^^^^^^
@ -66,7 +66,7 @@ LL + #[cfg_attr(all(),,)]
|
error: expected identifier, found `,`
--> $DIR/cfg-attr-parse.rs:44:18
--> $DIR/cfg-attr-parse.rs:45:18
|
LL | #[cfg_attr[all(),,]]
| -----------------^--
@ -77,7 +77,7 @@ LL | #[cfg_attr[all(),,]]
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error: wrong `cfg_attr` delimiters
--> $DIR/cfg-attr-parse.rs:50:11
--> $DIR/cfg-attr-parse.rs:51:11
|
LL | #[cfg_attr{all(),,}]
| ^^^^^^^^^
@ -89,7 +89,7 @@ LL + #[cfg_attr(all(),,)]
|
error: expected identifier, found `,`
--> $DIR/cfg-attr-parse.rs:50:18
--> $DIR/cfg-attr-parse.rs:51:18
|
LL | #[cfg_attr{all(),,}]
| -----------------^--
@ -99,6 +99,14 @@ LL | #[cfg_attr{all(),,}]
|
= note: for more information, visit <https://doc.rust-lang.org/reference/conditional-compilation.html#the-cfg_attr-attribute>
error: aborting due to 9 previous errors
warning: `#[cfg_attr]` does not expand to any attributes
--> $DIR/cfg-attr-parse.rs:12:1
|
LL | #[cfg_attr(all(),)]
| ^^^^^^^^^^^^^^^^^^^
|
= note: requested on the command line with `-W unused-attributes`
error: aborting due to 9 previous errors; 1 warning emitted
For more information about this error, try `rustc --explain E0539`.

2
tests/ui/conditional-compilation/cfg_attr-attr-syntax-validation.rs
View file

@ -42,6 +42,8 @@ struct S11;
struct S12;
#[cfg_attr(true, link_section)] //~ ERROR malformed `link_section` attribute input
//~^ WARN attribute cannot be used on
//~| WARN previously accepted
struct S13;
#[cfg_attr(true, inline())] //~ ERROR malformed `inline` attribute input

14
tests/ui/conditional-compilation/cfg_attr-attr-syntax-validation.stderr
View file

@ -118,7 +118,7 @@ LL | #[cfg_attr(true, link_section)]
= note: for more information, visit <https://doc.rust-lang.org/reference/abi.html#the-link_section-attribute>
error[E0805]: malformed `inline` attribute input
--> $DIR/cfg_attr-attr-syntax-validation.rs:47:18
--> $DIR/cfg_attr-attr-syntax-validation.rs:49:18
|
LL | #[cfg_attr(true, inline())]
| ^^^^^^--
@ -138,7 +138,17 @@ LL - #[cfg_attr(true, inline())]
LL + #[cfg_attr(true, #[inline])]
|
error: aborting due to 13 previous errors
warning: `#[link_section]` attribute cannot be used on structs
--> $DIR/cfg_attr-attr-syntax-validation.rs:44:18
|
LL | #[cfg_attr(true, link_section)]
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[link_section]` can be applied to functions and statics
= note: requested on the command line with `-W unused-attributes`
error: aborting due to 13 previous errors; 1 warning emitted
Some errors have detailed explanations: E0537, E0539, E0805.
For more information about an error, try `rustc --explain E0537`.

2
tests/ui/cross/cross-file-errors/main.stderr
View file

@ -1,5 +1,5 @@
error: in expressions, `_` can only be used on the left-hand side of an assignment
--> $DIR/underscore.rs:6:9
--> $DIR/underscore.rs:5:9
|
LL | _
| ^ `_` not allowed here

1
tests/ui/cross/cross-file-errors/underscore.rs
View file

@ -1,5 +1,4 @@
//@ ignore-auxiliary (used by `./main.rs`)
#![crate_type = "lib"]
macro_rules! underscore {
() => (

2
tests/ui/deprecation/deprecated-expr-precedence.rs
View file

@ -5,4 +5,6 @@
pub fn public() {
#[deprecated] 0
//~^ ERROR mismatched types
//~| WARN attribute cannot be used on expressions
//~| WARN previously accepted
}

12
tests/ui/deprecation/deprecated-expr-precedence.stderr
View file

@ -1,3 +1,13 @@
warning: `#[deprecated]` attribute cannot be used on expressions
--> $DIR/deprecated-expr-precedence.rs:6:5
|
LL | #[deprecated] 0
| ^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[deprecated]` can be applied to associated consts, associated types, constants, crates, data types, enum variants, foreign statics, functions, inherent impl blocks, macro defs, modules, statics, struct fields, traits, type aliases, unions, and use statements
= note: requested on the command line with `-W unused-attributes`
error[E0308]: mismatched types
--> $DIR/deprecated-expr-precedence.rs:6:19
|
@ -6,6 +16,6 @@ LL | pub fn public() {
LL | #[deprecated] 0
| ^ expected `()`, found integer
error: aborting due to 1 previous error
error: aborting due to 1 previous error; 1 warning emitted
For more information about this error, try `rustc --explain E0308`.

1
tests/ui/empty/empty-macro-use.rs
View file

@ -1,6 +1,7 @@
//@ aux-build:two_macros.rs
#[macro_use()]
//~^ WARN unused attribute
extern crate two_macros;
pub fn main() {

13
tests/ui/empty/empty-macro-use.stderr
View file

@ -1,5 +1,5 @@
error: cannot find macro `macro_two` in this scope
--> $DIR/empty-macro-use.rs:7:5
--> $DIR/empty-macro-use.rs:8:5
|
LL | macro_two!();
| ^^^^^^^^^
@ -9,5 +9,14 @@ help: consider importing this macro
LL + use two_macros::macro_two;
|
error: aborting due to 1 previous error
warning: unused attribute
--> $DIR/empty-macro-use.rs:3:12
|
LL | #[macro_use()]
| ^^ help: remove these parentheses
|
= note: using `macro_use` with an empty list is equivalent to not using a list at all
= note: requested on the command line with `-W unused-attributes`
error: aborting due to 1 previous error; 1 warning emitted

8
tests/ui/feature-gates/issue-43106-gating-of-builtin-attrs-error.rs
View file

@ -16,15 +16,23 @@
//~| NOTE: the `#[rustc_main]` attribute is used internally to specify test entry point function
#![repr()]
//~^ ERROR: `repr` attribute cannot be used at crate level
//~| WARN unused attribute
//~| NOTE empty list has no effect
#![path = "3800"]
//~^ ERROR: attribute cannot be used on
#![automatically_derived]
//~^ ERROR: attribute cannot be used on
#![no_mangle]
//~^ WARN may not be used in combination with `#[export_name]`
//~| NOTE is ignored
//~| NOTE requested on the command line
//~| WARN cannot be used on crates
//~| WARN previously accepted
#![no_link]
//~^ ERROR: attribute should be applied to an `extern crate` item
#![export_name = "2200"]
//~^ ERROR: attribute cannot be used on
//~| NOTE takes precedence
#![inline]
//~^ ERROR: attribute cannot be used on
#[inline]

104
tests/ui/feature-gates/issue-43106-gating-of-builtin-attrs-error.stderr
View file

@ -25,7 +25,7 @@ LL | #![rustc_main]
= help: `#[rustc_main]` can only be applied to functions
error: `#[path]` attribute cannot be used on crates
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:19:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:21:1
|
LL | #![path = "3800"]
| ^^^^^^^^^^^^^^^^^
@ -33,7 +33,7 @@ LL | #![path = "3800"]
= help: `#[path]` can only be applied to modules
error: `#[automatically_derived]` attribute cannot be used on crates
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:21:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:23:1
|
LL | #![automatically_derived]
| ^^^^^^^^^^^^^^^^^^^^^^^^^
@ -41,7 +41,7 @@ LL | #![automatically_derived]
= help: `#[automatically_derived]` can only be applied to trait impl blocks
error: `#[export_name]` attribute cannot be used on crates
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:26:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:33:1
|
LL | #![export_name = "2200"]
| ^^^^^^^^^^^^^^^^^^^^^^^^
@ -49,7 +49,7 @@ LL | #![export_name = "2200"]
= help: `#[export_name]` can be applied to functions and statics
error: `#[inline]` attribute cannot be used on crates
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:28:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:36:1
|
LL | #![inline]
| ^^^^^^^^^^
@ -57,7 +57,7 @@ LL | #![inline]
= help: `#[inline]` can only be applied to functions
error: `#[inline]` attribute cannot be used on modules
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:30:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:38:1
|
LL | #[inline]
| ^^^^^^^^^
@ -65,7 +65,7 @@ LL | #[inline]
= help: `#[inline]` can only be applied to functions
error: `#[inline]` attribute cannot be used on modules
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:35:17
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:43:17
|
LL | mod inner { #![inline] }
| ^^^^^^^^^^
@ -73,7 +73,7 @@ LL | mod inner { #![inline] }
= help: `#[inline]` can only be applied to functions
error: `#[inline]` attribute cannot be used on structs
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:44:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:52:5
|
LL | #[inline] struct S;
| ^^^^^^^^^
@ -81,7 +81,7 @@ LL | #[inline] struct S;
= help: `#[inline]` can only be applied to functions
error: `#[inline]` attribute cannot be used on type aliases
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:47:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:55:5
|
LL | #[inline] type T = S;
| ^^^^^^^^^
@ -89,7 +89,7 @@ LL | #[inline] type T = S;
= help: `#[inline]` can only be applied to functions
error: `#[inline]` attribute cannot be used on inherent impl blocks
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:50:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:58:5
|
LL | #[inline] impl S { }
| ^^^^^^^^^
@ -97,7 +97,7 @@ LL | #[inline] impl S { }
= help: `#[inline]` can only be applied to functions
error: `#[export_name]` attribute cannot be used on modules
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:80:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:88:1
|
LL | #[export_name = "2200"]
| ^^^^^^^^^^^^^^^^^^^^^^^
@ -105,7 +105,7 @@ LL | #[export_name = "2200"]
= help: `#[export_name]` can be applied to functions and statics
error: `#[export_name]` attribute cannot be used on modules
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:83:17
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:91:17
|
LL | mod inner { #![export_name="2200"] }
| ^^^^^^^^^^^^^^^^^^^^^^
@ -113,7 +113,7 @@ LL | mod inner { #![export_name="2200"] }
= help: `#[export_name]` can be applied to functions and statics
error: `#[export_name]` attribute cannot be used on structs
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:88:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:96:5
|
LL | #[export_name = "2200"] struct S;
| ^^^^^^^^^^^^^^^^^^^^^^^
@ -121,7 +121,7 @@ LL | #[export_name = "2200"] struct S;
= help: `#[export_name]` can be applied to functions and statics
error: `#[export_name]` attribute cannot be used on type aliases
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:91:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:99:5
|
LL | #[export_name = "2200"] type T = S;
| ^^^^^^^^^^^^^^^^^^^^^^^
@ -129,7 +129,7 @@ LL | #[export_name = "2200"] type T = S;
= help: `#[export_name]` can be applied to functions and statics
error: `#[export_name]` attribute cannot be used on inherent impl blocks
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:94:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:102:5
|
LL | #[export_name = "2200"] impl S { }
| ^^^^^^^^^^^^^^^^^^^^^^^
@ -137,7 +137,7 @@ LL | #[export_name = "2200"] impl S { }
= help: `#[export_name]` can be applied to functions and statics
error: `#[export_name]` attribute cannot be used on required trait methods
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:98:9
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:106:9
|
LL | #[export_name = "2200"] fn foo();
| ^^^^^^^^^^^^^^^^^^^^^^^
@ -145,7 +145,7 @@ LL | #[export_name = "2200"] fn foo();
= help: `#[export_name]` can be applied to functions, inherent methods, provided trait methods, statics, and trait methods in impl blocks
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:54:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:62:1
|
LL | #[no_link]
| ^^^^^^^^^^
@ -159,7 +159,7 @@ LL | | }
| |_- not an `extern crate` item
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:105:8
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:113:8
|
LL | #[repr(C)]
| ^
@ -172,7 +172,7 @@ LL | | }
| |_- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:129:8
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:137:8
|
LL | #[repr(Rust)]
| ^^^^
@ -185,11 +185,28 @@ LL | | }
| |_- not a struct, enum, or union
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:24:1
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:31:1
|
LL | #![no_link]
| ^^^^^^^^^^^ not an `extern crate` item
warning: `#[no_mangle]` attribute may not be used in combination with `#[export_name]`
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:25:1
|
LL | #![no_mangle]
| ^^^^^^^^^^^^^ `#[no_mangle]` is ignored
|
note: `#[export_name]` takes precedence
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:33:1
|
LL | #![export_name = "2200"]
| ^^^^^^^^^^^^^^^^^^^^^^^^
= note: requested on the command line with `-W unused-attributes`
help: remove the `#[no_mangle]` attribute
|
LL - #![no_mangle]
|
error: `repr` attribute cannot be used at crate level
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:17:1
|
@ -206,85 +223,85 @@ LL + #[repr()]
|
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:59:17
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:67:17
|
LL | mod inner { #![no_link] }
| ------------^^^^^^^^^^^-- not an `extern crate` item
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:63:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:71:5
|
LL | #[no_link] fn f() { }
| ^^^^^^^^^^ ---------- not an `extern crate` item
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:67:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:75:5
|
LL | #[no_link] struct S;
| ^^^^^^^^^^ --------- not an `extern crate` item
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:71:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:79:5
|
LL | #[no_link]type T = S;
| ^^^^^^^^^^----------- not an `extern crate` item
error: attribute should be applied to an `extern crate` item
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:75:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:83:5
|
LL | #[no_link] impl S { }
| ^^^^^^^^^^ ---------- not an `extern crate` item
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:109:25
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:117:25
|
LL | mod inner { #![repr(C)] }
| --------------------^---- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:113:12
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:121:12
|
LL | #[repr(C)] fn f() { }
| ^ ---------- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:119:12
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:127:12
|
LL | #[repr(C)] type T = S;
| ^ ----------- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:123:12
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:131:12
|
LL | #[repr(C)] impl S { }
| ^ ---------- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:133:25
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:141:25
|
LL | mod inner { #![repr(Rust)] }
| --------------------^^^^---- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:137:12
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:145:12
|
LL | #[repr(Rust)] fn f() { }
| ^^^^ ---------- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:143:12
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:151:12
|
LL | #[repr(Rust)] type T = S;
| ^^^^ ----------- not a struct, enum, or union
error[E0517]: attribute should be applied to a struct, enum, or union
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:147:12
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:155:12
|
LL | #[repr(Rust)] impl S { }
| ^^^^ ---------- not a struct, enum, or union
error: valid forms for the attribute are `#[inline(always)]`, `#[inline(never)]`, and `#[inline]`
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:38:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:46:5
|
LL | #[inline = "2100"] fn f() { }
| ^^^^^^^^^^^^^^^^^^
@ -293,13 +310,30 @@ LL | #[inline = "2100"] fn f() { }
= note: for more information, see issue #57571 <https://github.com/rust-lang/rust/issues/57571>
= note: `#[deny(ill_formed_attribute_input)]` (part of `#[deny(future_incompatible)]`) on by default
error: aborting due to 37 previous errors
warning: unused attribute
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:17:1
|
LL | #![repr()]
| ^^^^^^^^^^ help: remove this attribute
|
= note: using `repr` with an empty list has no effect
warning: `#[no_mangle]` attribute cannot be used on crates
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:25:1
|
LL | #![no_mangle]
| ^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
error: aborting due to 37 previous errors; 3 warnings emitted
Some errors have detailed explanations: E0517, E0658.
For more information about an error, try `rustc --explain E0517`.
Future incompatibility report: Future breakage diagnostic:
error: valid forms for the attribute are `#[inline(always)]`, `#[inline(never)]`, and `#[inline]`
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:38:5
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:46:5
|
LL | #[inline = "2100"] fn f() { }
| ^^^^^^^^^^^^^^^^^^

8
tests/ui/feature-gates/issue-43106-gating-of-macro_use.rs
View file

@ -14,12 +14,20 @@ mod macro_escape {
#[macro_use = "2700"] struct S;
//~^ ERROR valid forms for the attribute are `#[macro_use(name1, name2, ...)]` and `#[macro_use]`
//~| WARN cannot be used on
//~| WARN previously accepted
#[macro_use] fn f() { }
//~^ WARN cannot be used on
//~| WARN previously accepted
#[macro_use] type T = S;
//~^ WARN cannot be used on
//~| WARN previously accepted
#[macro_use] impl S { }
//~^ WARN cannot be used on
//~| WARN previously accepted
}
fn main() { }

39
tests/ui/feature-gates/issue-43106-gating-of-macro_use.stderr
View file

@ -22,5 +22,42 @@ error: valid forms for the attribute are `#[macro_use(name1, name2, ...)]` and `
LL | #[macro_use = "2700"] struct S;
| ^^^^^^^^^^^^^^^^^^^^^
error: aborting due to 4 previous errors
warning: `#[macro_use]` attribute cannot be used on structs
--> $DIR/issue-43106-gating-of-macro_use.rs:15:5
|
LL | #[macro_use = "2700"] struct S;
| ^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[macro_use]` can be applied to crates, extern crates, and modules
= note: requested on the command line with `-W unused-attributes`
warning: `#[macro_use]` attribute cannot be used on functions
--> $DIR/issue-43106-gating-of-macro_use.rs:20:5
|
LL | #[macro_use] fn f() { }
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[macro_use]` can be applied to crates, extern crates, and modules
warning: `#[macro_use]` attribute cannot be used on type aliases
--> $DIR/issue-43106-gating-of-macro_use.rs:24:5
|
LL | #[macro_use] type T = S;
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[macro_use]` can be applied to crates, extern crates, and modules
warning: `#[macro_use]` attribute cannot be used on inherent impl blocks
--> $DIR/issue-43106-gating-of-macro_use.rs:28:5
|
LL | #[macro_use] impl S { }
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[macro_use]` can be applied to crates, extern crates, and modules
error: aborting due to 4 previous errors; 4 warnings emitted

4
tests/ui/internal/internal-unstable.rs
View file

@ -8,6 +8,8 @@ extern crate internal_unstable;
struct Baz {
#[allow_internal_unstable] //~ ERROR `allow_internal_unstable` expects a list of feature names
//~^ WARN cannot be used on
//~| WARN previously accepted
baz: u8,
}
@ -57,6 +59,8 @@ fn main() {
match true {
#[allow_internal_unstable] //~ ERROR `allow_internal_unstable` expects a list of feature names
//~^ WARN cannot be used on
//~| WARN previously accepted
_ => {}
}

33
tests/ui/internal/internal-unstable.stderr
View file

@ -5,13 +5,13 @@ LL | #[allow_internal_unstable]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
error: `allow_internal_unstable` expects a list of feature names
--> $DIR/internal-unstable.rs:59:9
--> $DIR/internal-unstable.rs:61:9
|
LL | #[allow_internal_unstable]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
error[E0658]: use of unstable library feature `function`
--> $DIR/internal-unstable.rs:48:25
--> $DIR/internal-unstable.rs:50:25
|
LL | pass_through_allow!(internal_unstable::unstable());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -20,7 +20,7 @@ LL | pass_through_allow!(internal_unstable::unstable());
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error[E0658]: use of unstable library feature `function`
--> $DIR/internal-unstable.rs:50:27
--> $DIR/internal-unstable.rs:52:27
|
LL | pass_through_noallow!(internal_unstable::unstable());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -29,7 +29,7 @@ LL | pass_through_noallow!(internal_unstable::unstable());
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error[E0658]: use of unstable library feature `function`
--> $DIR/internal-unstable.rs:54:22
--> $DIR/internal-unstable.rs:56:22
|
LL | println!("{:?}", internal_unstable::unstable());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -38,7 +38,7 @@ LL | println!("{:?}", internal_unstable::unstable());
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error[E0658]: use of unstable library feature `function`
--> $DIR/internal-unstable.rs:56:10
--> $DIR/internal-unstable.rs:58:10
|
LL | bar!(internal_unstable::unstable());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -47,7 +47,7 @@ LL | bar!(internal_unstable::unstable());
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
error[E0658]: use of unstable library feature `function`
--> $DIR/internal-unstable.rs:18:9
--> $DIR/internal-unstable.rs:20:9
|
LL | internal_unstable::unstable();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -59,6 +59,25 @@ LL | bar!(internal_unstable::unstable());
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date
= note: this error originates in the macro `foo` which comes from the expansion of the macro `bar` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 7 previous errors
warning: `#[allow_internal_unstable]` attribute cannot be used on struct fields
--> $DIR/internal-unstable.rs:10:5
|
LL | #[allow_internal_unstable]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[allow_internal_unstable]` can be applied to functions and macro defs
= note: requested on the command line with `-W unused-attributes`
warning: `#[allow_internal_unstable]` attribute cannot be used on match arms
--> $DIR/internal-unstable.rs:61:9
|
LL | #[allow_internal_unstable]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[allow_internal_unstable]` can be applied to functions and macro defs
error: aborting due to 7 previous errors; 2 warnings emitted
For more information about this error, try `rustc --explain E0658`.

8
tests/ui/lint/empty-lint-attributes.rs
View file

@ -3,13 +3,13 @@
// Empty (and reason-only) lint attributes are legal—although we may want to
// lint them in the future (Issue #55112).
#![allow()]
#![warn(reason = "observationalism")]
#![allow()] //~ WARN unused attribute
#![warn(reason = "observationalism")] //~ WARN unused attribute
#[forbid()]
#[forbid()] //~ WARN unused attribute
fn devoir() {}
#[deny(reason = "ultion")]
#[deny(reason = "ultion")] //~ WARN unused attribute
fn waldgrave() {}
fn main() {}

35
tests/ui/lint/empty-lint-attributes.stderr Normal file
View file

@ -0,0 +1,35 @@
warning: unused attribute
--> $DIR/empty-lint-attributes.rs:9:1
|
LL | #[forbid()]
| ^^^^^^^^^^^ help: remove this attribute
|
= note: attribute `forbid` with an empty list has no effect
= note: requested on the command line with `-W unused-attributes`
warning: unused attribute
--> $DIR/empty-lint-attributes.rs:12:1
|
LL | #[deny(reason = "ultion")]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
|
= note: attribute `deny` without any lints has no effect
warning: unused attribute
--> $DIR/empty-lint-attributes.rs:6:1
|
LL | #![allow()]
| ^^^^^^^^^^^ help: remove this attribute
|
= note: attribute `allow` with an empty list has no effect
warning: unused attribute
--> $DIR/empty-lint-attributes.rs:7:1
|
LL | #![warn(reason = "observationalism")]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
|
= note: attribute `warn` without any lints has no effect
warning: 4 warnings emitted

2
tests/ui/lint/fn_must_use.rs
View file

@ -39,6 +39,8 @@ impl Replaceable for MyStruct {
// method won't work; the attribute should be on the method signature in
// the trait's definition.
#[must_use]
//~^ WARN attribute cannot be used on trait methods in impl blocks
//~| WARN previously accepted
fn replace(&mut self, substitute: usize) -> usize {
let previously = self.n;
self.n = substitute;

28
tests/ui/lint/fn_must_use.stderr
View file

@ -1,5 +1,15 @@
warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
--> $DIR/fn_must_use.rs:41:5
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
= note: requested on the command line with `-W unused-attributes`
warning: unused return value of `need_to_use_this_value` that must be used
--> $DIR/fn_must_use.rs:55:5
--> $DIR/fn_must_use.rs:57:5
|
LL | need_to_use_this_value();
| ^^^^^^^^^^^^^^^^^^^^^^^^
@ -16,7 +26,7 @@ LL | let _ = need_to_use_this_value();
| +++++++
warning: unused return value of `MyStruct::need_to_use_this_method_value` that must be used
--> $DIR/fn_must_use.rs:60:5
--> $DIR/fn_must_use.rs:62:5
|
LL | m.need_to_use_this_method_value();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -27,7 +37,7 @@ LL | let _ = m.need_to_use_this_method_value();
| +++++++
warning: unused return value of `EvenNature::is_even` that must be used
--> $DIR/fn_must_use.rs:61:5
--> $DIR/fn_must_use.rs:63:5
|
LL | m.is_even(); // trait method!
| ^^^^^^^^^^^
@ -39,7 +49,7 @@ LL | let _ = m.is_even(); // trait method!
| +++++++
warning: unused return value of `MyStruct::need_to_use_this_associated_function_value` that must be used
--> $DIR/fn_must_use.rs:64:5
--> $DIR/fn_must_use.rs:66:5
|
LL | MyStruct::need_to_use_this_associated_function_value();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@ -50,7 +60,7 @@ LL | let _ = MyStruct::need_to_use_this_associated_function_value();
| +++++++
warning: unused return value of `std::cmp::PartialEq::eq` that must be used
--> $DIR/fn_must_use.rs:70:5
--> $DIR/fn_must_use.rs:72:5
|
LL | 2.eq(&3);
| ^^^^^^^^
@ -61,7 +71,7 @@ LL | let _ = 2.eq(&3);
| +++++++
warning: unused return value of `std::cmp::PartialEq::eq` that must be used
--> $DIR/fn_must_use.rs:71:5
--> $DIR/fn_must_use.rs:73:5
|
LL | m.eq(&n);
| ^^^^^^^^
@ -72,7 +82,7 @@ LL | let _ = m.eq(&n);
| +++++++
warning: unused comparison that must be used
--> $DIR/fn_must_use.rs:74:5
--> $DIR/fn_must_use.rs:76:5
|
LL | 2 == 3;
| ^^^^^^ the comparison produces a value
@ -83,7 +93,7 @@ LL | let _ = 2 == 3;
| +++++++
warning: unused comparison that must be used
--> $DIR/fn_must_use.rs:75:5
--> $DIR/fn_must_use.rs:77:5
|
LL | m == n;
| ^^^^^^ the comparison produces a value
@ -93,5 +103,5 @@ help: use `let _ = ...` to ignore the resulting value
LL | let _ = m == n;
| +++++++
warning: 8 warnings emitted
warning: 9 warnings emitted

2
tests/ui/lint/forbid-error-capped.rs
View file

@ -6,6 +6,8 @@
#![forbid(warnings)]
#![allow(unused)]
//~^ WARN allow(unused) incompatible with previous forbid
//~| WARN previously accepted
#[allow(unused)]
mod bar {

27
tests/ui/lint/forbid-error-capped.stderr Normal file
View file

@ -0,0 +1,27 @@
warning: allow(unused) incompatible with previous forbid
--> $DIR/forbid-error-capped.rs:8:10
|
LL | #![forbid(warnings)]
| -------- `forbid` level set here
LL | #![allow(unused)]
| ^^^^^^ overruled by previous forbid
|
= 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 #81670 <https://github.com/rust-lang/rust/issues/81670>
= note: `#[warn(forbidden_lint_groups)]` (part of `#[warn(future_incompatible)]`) on by default
warning: 1 warning emitted
Future incompatibility report: Future breakage diagnostic:
warning: allow(unused) incompatible with previous forbid
--> $DIR/forbid-error-capped.rs:8:10
|
LL | #![forbid(warnings)]
| -------- `forbid` level set here
LL | #![allow(unused)]
| ^^^^^^ overruled by previous forbid
|
= 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 #81670 <https://github.com/rust-lang/rust/issues/81670>
= note: `#[warn(forbidden_lint_groups)]` (part of `#[warn(future_incompatible)]`) on by default

2
tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.rs
View file

@ -23,7 +23,7 @@ pub fn check_expect_on_item() {
pub fn check_expect_on_macro() {
// This should be fulfilled by the macro
#[expect(unused_variables)]
#[expect(unused_variables)] //~ WARN unused attribute
trigger_unused_variables_macro!();
// FIXME: Lint attributes currently don't work directly on macros, and

15
tests/ui/lint/rfc-2383-lint-reason/expect_lint_from_macro.stderr
View file

@ -1,3 +1,16 @@
warning: unused attribute `expect`
--> $DIR/expect_lint_from_macro.rs:26:5
|
LL | #[expect(unused_variables)]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
note: the built-in attribute `expect` will be ignored, since it's applied to the macro invocation `trigger_unused_variables_macro`
--> $DIR/expect_lint_from_macro.rs:27:5
|
LL | trigger_unused_variables_macro!();
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
= note: requested on the command line with `-W unused-attributes`
warning: unused variable: `x`
--> $DIR/expect_lint_from_macro.rs:7:13
|
@ -41,5 +54,5 @@ LL | trigger_unused_variables_macro!();
| --------------------------------- in this macro invocation
= note: this warning originates in the macro `trigger_unused_variables_macro` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: 2 warnings emitted
warning: 3 warnings emitted

1
tests/ui/lint/semicolon-in-expressions-from-macros/semicolon-in-expressions-from-macros.rs
View file

@ -48,4 +48,5 @@ fn main() {
// This `#[allow]` does not work, since the attribute gets dropped
// when we expand the macro
let _ = #[allow(semicolon_in_expressions_from_macros)] foo!(allow_does_not_work);
//~^ WARN unused attribute
}

15
tests/ui/lint/semicolon-in-expressions-from-macros/semicolon-in-expressions-from-macros.stderr
View file

@ -31,6 +31,19 @@ LL | let _ = foo!(warn_in_expr);
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: unused attribute `allow`
--> $DIR/semicolon-in-expressions-from-macros.rs:50:13
|
LL | let _ = #[allow(semicolon_in_expressions_from_macros)] foo!(allow_does_not_work);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `foo`
--> $DIR/semicolon-in-expressions-from-macros.rs:50:60
|
LL | let _ = #[allow(semicolon_in_expressions_from_macros)] foo!(allow_does_not_work);
| ^^^
= note: requested on the command line with `-W unused-attributes`
warning: trailing semicolon in macro used in expression position
--> $DIR/semicolon-in-expressions-from-macros.rs:9:13
|
@ -44,7 +57,7 @@ LL | let _ = #[allow(semicolon_in_expressions_from_macros)] foo!(allow_does_
= note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
= note: this warning originates in the macro `foo` (in Nightly builds, run with -Z macro-backtrace for more info)
warning: 3 warnings emitted
warning: 4 warnings emitted
Future incompatibility report: Future breakage diagnostic:
warning: trailing semicolon in macro used in expression position

2
tests/ui/malformed/malformed-regressions.rs
View file

@ -5,6 +5,8 @@
#[inline = ""] //~ ERROR valid forms for the attribute are
//~^ WARN this was previously accepted
#[link] //~ ERROR malformed
//~^ WARN attribute should be applied to an `extern` block with non-Rust ABI
//~| WARN previously accepted
#[link = ""] //~ ERROR malformed
fn main() {}

16
tests/ui/malformed/malformed-regressions.stderr
View file

@ -29,7 +29,7 @@ LL | #[link(name = "...", kind = "dylib|static|...", wasm_import_module = "...",
= and 1 other candidate
error[E0539]: malformed `link` attribute input
--> $DIR/malformed-regressions.rs:8:1
--> $DIR/malformed-regressions.rs:10:1
|
LL | #[link = ""]
| ^^^^^^^^^^^^ expected this to be a list
@ -51,6 +51,18 @@ LL + #[link(name = "...", kind = "dylib|static|...", wasm_import_module = "...",
|
= and 1 other candidate
warning: attribute should be applied to an `extern` block with non-Rust ABI
--> $DIR/malformed-regressions.rs:7:1
|
LL | #[link]
| ^^^^^^^
...
LL | fn main() {}
| ------------ not an `extern` block
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= note: requested on the command line with `-W unused-attributes`
error: valid forms for the attribute are `#[ignore = "reason"]` and `#[ignore]`
--> $DIR/malformed-regressions.rs:3:1
|
@ -69,7 +81,7 @@ LL | #[inline = ""]
= 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: aborting due to 5 previous errors
error: aborting due to 5 previous errors; 1 warning emitted
For more information about this error, try `rustc --explain E0539`.
Future incompatibility report: Future breakage diagnostic:

2
tests/ui/parser/inner-attr.rs
View file

@ -1,4 +1,4 @@
#[feature(lang_items)]
#[feature(lang_items)] //~ WARN crate-level attribute should be an inner attribute
#![recursion_limit="100"] //~ ERROR an inner attribute is not permitted following an outer attribute
fn main() {}

14
tests/ui/parser/inner-attr.stderr
View file

@ -11,5 +11,17 @@ LL | fn main() {}
|
= note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files
error: aborting due to 1 previous error
warning: crate-level attribute should be an inner attribute
--> $DIR/inner-attr.rs:1:1
|
LL | #[feature(lang_items)]
| ^^^^^^^^^^^^^^^^^^^^^^
|
= note: requested on the command line with `-W unused-attributes`
help: add a `!`
|
LL | #![feature(lang_items)]
| +
error: aborting due to 1 previous error; 1 warning emitted

2
tests/ui/proc-macro/cfg-eval.rs
View file

@ -19,7 +19,7 @@ struct S1 {
field_false: u8,
#[cfg(all(/*true*/))]
#[cfg_attr(FALSE, unknown_attr)]
#[cfg_attr(all(/*true*/), allow())]
#[cfg_attr(all(/*true*/), allow())] //~ WARN unused attribute
field_true: u8,
}

11
tests/ui/proc-macro/cfg-eval.stderr Normal file
View file

@ -0,0 +1,11 @@
warning: unused attribute
--> $DIR/cfg-eval.rs:22:5
|
LL | #[cfg_attr(all(/*true*/), allow())]
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute
|
= note: attribute `allow` with an empty list has no effect
= note: requested on the command line with `-W unused-attributes`
warning: 1 warning emitted

2
tests/ui/repr/attr-usage-repr.rs
View file

@ -46,9 +46,11 @@ enum EInt {
}
#[repr()] //~ ERROR attribute should be applied to a struct, enum, or union [E0517]
//~^ WARN unused attribute
type SirThisIsAType = i32;
#[repr()]
//~^ WARN unused attribute
struct EmptyReprArgumentList(i32);
fn main() {}

20
tests/ui/repr/attr-usage-repr.stderr
View file

@ -41,9 +41,27 @@ error[E0517]: attribute should be applied to a struct, enum, or union
|
LL | #[repr()]
| ^^^^^^^^^
LL |
LL | type SirThisIsAType = i32;
| -------------------------- not a struct, enum, or union
error: aborting due to 5 previous errors
warning: unused attribute
--> $DIR/attr-usage-repr.rs:48:1
|
LL | #[repr()]
| ^^^^^^^^^ help: remove this attribute
|
= note: using `repr` with an empty list has no effect
= note: requested on the command line with `-W unused-attributes`
warning: unused attribute
--> $DIR/attr-usage-repr.rs:52:1
|
LL | #[repr()]
| ^^^^^^^^^ help: remove this attribute
|
= note: using `repr` with an empty list has no effect
error: aborting due to 5 previous errors; 2 warnings emitted
For more information about this error, try `rustc --explain E0517`.

2
tests/ui/rfcs/rfc-2091-track-caller/macro-declaration.rs
View file

@ -2,6 +2,8 @@
// See https://github.com/rust-lang/rust/issues/95151
#[track_caller]
//~^ WARN attribute cannot be used on macro defs
//~| WARN previously accepted
macro_rules! _foo {
() => {};
}

12
tests/ui/rfcs/rfc-2091-track-caller/macro-declaration.stderr Normal file
View file

@ -0,0 +1,12 @@
warning: `#[track_caller]` attribute cannot be used on macro defs
--> $DIR/macro-declaration.rs:4:1
|
LL | #[track_caller]
| ^^^^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[track_caller]` can only be applied to functions
= note: requested on the command line with `-W unused-attributes`
warning: 1 warning emitted

32
tests/ui/rfcs/rfc-2565-param-attrs/param-attrs-builtin-attrs.rs
View file

@ -39,10 +39,14 @@ pub fn foo(
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Baz
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
struct SelfStruct {}
@ -59,10 +63,14 @@ impl SelfStruct {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Qux
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
fn issue_64682_associated_fn(
@ -74,10 +82,14 @@ impl SelfStruct {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Qux
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
}
@ -95,10 +107,14 @@ impl RefStruct {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Qux
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
}
trait RefTrait {
@ -114,10 +130,14 @@ trait RefTrait {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Qux
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
fn issue_64682_associated_fn(
@ -129,10 +149,14 @@ trait RefTrait {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Qux
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
}
@ -149,10 +173,14 @@ impl RefTrait for RefStruct {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Qux
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32,
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
) {}
}
@ -166,9 +194,13 @@ fn main() {
//~^ ERROR documentation comments cannot be applied to function
#[must_use]
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
/// Baz
//~^ ERROR documentation comments cannot be applied to function
#[no_mangle] b: i32
//~^ ERROR allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
//~| WARN attribute cannot be used on
//~| WARN previously accepted
| {};
}

395
tests/ui/rfcs/rfc-2565-param-attrs/param-attrs-builtin-attrs.stderr
View file

@ -17,31 +17,25 @@ LL | #[test] a: u32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:56:11
--> $DIR/param-attrs-builtin-attrs.rs:60:11
|
LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:71:11
--> $DIR/param-attrs-builtin-attrs.rs:79:11
|
LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:92:11
--> $DIR/param-attrs-builtin-attrs.rs:104:11
|
LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:111:11
|
LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:126:11
--> $DIR/param-attrs-builtin-attrs.rs:127:11
|
LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
@ -53,7 +47,13 @@ LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:163:11
--> $DIR/param-attrs-builtin-attrs.rs:170:11
|
LL | #[test] a: i32,
| ^^^^ not a non-macro attribute
error: expected non-macro attribute, found attribute macro `test`
--> $DIR/param-attrs-builtin-attrs.rs:191:11
|
LL | #[test] a: u32,
| ^^^^ not a non-macro attribute
@ -137,195 +137,159 @@ LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:42:5
--> $DIR/param-attrs-builtin-attrs.rs:44:5
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:44:5
--> $DIR/param-attrs-builtin-attrs.rs:46:5
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:51:9
--> $DIR/param-attrs-builtin-attrs.rs:55:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:54:9
|
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:58:9
|
LL | /// Baz
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:60:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:62:9
|
LL | /// Qux
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:64:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:69:9
--> $DIR/param-attrs-builtin-attrs.rs:68:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:73:9
|
LL | /// Baz
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:75:9
--> $DIR/param-attrs-builtin-attrs.rs:70:9
|
LL | #[must_use]
| ^^^^^^^^^^^
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:77:9
|
LL | /// Qux
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:81:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:79:9
--> $DIR/param-attrs-builtin-attrs.rs:83:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:87:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:90:9
|
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:94:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:96:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:98:9
|
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:100:9
--> $DIR/param-attrs-builtin-attrs.rs:89:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:99:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:102:9
|
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:106:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:108:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:112:9
|
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:114:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:122:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:109:9
--> $DIR/param-attrs-builtin-attrs.rs:125:9
|
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:113:9
--> $DIR/param-attrs-builtin-attrs.rs:129:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:115:9
--> $DIR/param-attrs-builtin-attrs.rs:131:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:117:9
--> $DIR/param-attrs-builtin-attrs.rs:135:9
|
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:119:9
--> $DIR/param-attrs-builtin-attrs.rs:137:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:124:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:128:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:130:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:132:9
|
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:134:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:141:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:144:9
|
LL | /// Bar
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
@ -341,46 +305,227 @@ LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:152:9
--> $DIR/param-attrs-builtin-attrs.rs:154:9
|
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:154:9
--> $DIR/param-attrs-builtin-attrs.rs:156:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:161:9
--> $DIR/param-attrs-builtin-attrs.rs:165:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:165:9
--> $DIR/param-attrs-builtin-attrs.rs:168:9
|
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:167:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:169:9
--> $DIR/param-attrs-builtin-attrs.rs:172:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:171:9
--> $DIR/param-attrs-builtin-attrs.rs:174:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:178:9
|
LL | /// Qux
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:180:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:189:9
|
LL | /// Foo
| ^^^^^^^ doc comments are not allowed here
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:193:9
|
LL | /// Bar
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:195:9
|
LL | #[must_use]
| ^^^^^^^^^^^
error: documentation comments cannot be applied to function parameters
--> $DIR/param-attrs-builtin-attrs.rs:199:9
|
LL | /// Baz
| ^^^^^^^ doc comments are not allowed here
error: allow, cfg, cfg_attr, deny, expect, forbid, and warn are the only allowed built-in attributes in function parameters
--> $DIR/param-attrs-builtin-attrs.rs:201:9
|
LL | #[no_mangle] b: i32
| ^^^^^^^^^^^^
error: aborting due to 64 previous errors
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:40:5
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
= note: requested on the command line with `-W unused-attributes`
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:46:5
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:64:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:70:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:83:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:89:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:108:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:114:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:131:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:137:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:150:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:156:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:174:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:180:9
|
LL | #[no_mangle] b: i32,
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
warning: `#[must_use]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:195:9
|
LL | #[must_use]
| ^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[must_use]` can be applied to data types, functions, traits, and unions
warning: `#[no_mangle]` attribute cannot be used on function params
--> $DIR/param-attrs-builtin-attrs.rs:201:9
|
LL | #[no_mangle] b: i32
| ^^^^^^^^^^^^
|
= warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
= help: `#[no_mangle]` can be applied to functions and statics
error: aborting due to 64 previous errors; 16 warnings emitted