diff options
Diffstat (limited to 'src/tools/clippy/tests/ui/unnecessary_safety_comment.rs')
-rw-r--r-- | src/tools/clippy/tests/ui/unnecessary_safety_comment.rs | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/unnecessary_safety_comment.rs b/src/tools/clippy/tests/ui/unnecessary_safety_comment.rs new file mode 100644 index 000000000..7fefea705 --- /dev/null +++ b/src/tools/clippy/tests/ui/unnecessary_safety_comment.rs @@ -0,0 +1,51 @@ +#![warn(clippy::undocumented_unsafe_blocks, clippy::unnecessary_safety_comment)] +#![allow(clippy::let_unit_value, clippy::missing_safety_doc)] + +mod unsafe_items_invalid_comment { + // SAFETY: + const CONST: u32 = 0; + // SAFETY: + static STATIC: u32 = 0; + // SAFETY: + struct Struct; + // SAFETY: + enum Enum {} + // SAFETY: + mod module {} +} + +mod unnecessary_from_macro { + trait T {} + + macro_rules! no_safety_comment { + ($t:ty) => { + impl T for $t {} + }; + } + + // FIXME: This is not caught + // Safety: unnecessary + no_safety_comment!(()); + + macro_rules! with_safety_comment { + ($t:ty) => { + // Safety: unnecessary + impl T for $t {} + }; + } + + with_safety_comment!(i32); +} + +fn unnecessary_on_stmt_and_expr() -> u32 { + // SAFETY: unnecessary + let num = 42; + + // SAFETY: unnecessary + if num > 24 {} + + // SAFETY: unnecessary + 24 +} + +fn main() {} |