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Suggest #[repr(C)] instead of #[repr(C, packed, ...)] #66206

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Merged
merged 1 commit into from
Nov 19, 2019
Merged

Suggest #[repr(C)] instead of #[repr(C, packed, ...)] #66206

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2 changes: 1 addition & 1 deletion src/libsyntax/feature_gate/builtin_attrs.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -231,7 +231,7 @@ pub const BUILTIN_ATTRIBUTES: &[BuiltinAttribute] = &[
),
ungated!(link_name, Whitelisted, template!(NameValueStr: "name")),
ungated!(no_link, Normal, template!(Word)),
ungated!(repr, Normal, template!(List: "C, packed, ...")),
ungated!(repr, Normal, template!(List: "C")),
ungated!(export_name, Whitelisted, template!(NameValueStr: "name")),
ungated!(link_section, Whitelisted, template!(NameValueStr: "name")),
ungated!(no_mangle, Whitelisted, template!(Word)),
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4 changes: 2 additions & 2 deletions src/test/ui/issues/issue-43988.stderr
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Expand Up @@ -2,13 +2,13 @@ error: malformed `repr` attribute input
--> $DIR/issue-43988.rs:24:5
|
LL | #[repr]
| ^^^^^^^ help: must be of the form: `#[repr(C, packed, ...)]`
| ^^^^^^^ help: must be of the form: `#[repr(C)]`

error: malformed `repr` attribute input
--> $DIR/issue-43988.rs:35:14
|
LL | let _z = #[repr] 1;
| ^^^^^^^ help: must be of the form: `#[repr(C, packed, ...)]`
| ^^^^^^^ help: must be of the form: `#[repr(C)]`

error[E0518]: attribute should be applied to function or closure
--> $DIR/issue-43988.rs:5:5
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6 changes: 3 additions & 3 deletions src/test/ui/repr.stderr
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Expand Up @@ -2,19 +2,19 @@ error: malformed `repr` attribute input
--> $DIR/repr.rs:1:1
|
LL | #[repr]
| ^^^^^^^ help: must be of the form: `#[repr(C, packed, ...)]`
| ^^^^^^^ help: must be of the form: `#[repr(C)]`

error: malformed `repr` attribute input
--> $DIR/repr.rs:4:1
|
LL | #[repr = "B"]
| ^^^^^^^^^^^^^ help: must be of the form: `#[repr(C, packed, ...)]`
| ^^^^^^^^^^^^^ help: must be of the form: `#[repr(C)]`

error: malformed `repr` attribute input
--> $DIR/repr.rs:7:1
|
LL | #[repr = "C"]
| ^^^^^^^^^^^^^ help: must be of the form: `#[repr(C, packed, ...)]`
| ^^^^^^^^^^^^^ help: must be of the form: `#[repr(C)]`

error: aborting due to 3 previous errors