diff options
Diffstat (limited to 'src/test/ui/lint/unused/unused-attr-macro-rules.rs')
| -rw-r--r-- | src/test/ui/lint/unused/unused-attr-macro-rules.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/lint/unused/unused-attr-macro-rules.rs b/src/test/ui/lint/unused/unused-attr-macro-rules.rs new file mode 100644 index 00000000000..396137a11d0 --- /dev/null +++ b/src/test/ui/lint/unused/unused-attr-macro-rules.rs @@ -0,0 +1,34 @@ +#![deny(unused_attributes)] +// Unused attributes on macro_rules requires special handling since the +// macro_rules definition does not survive towards HIR. + +// A sample of various built-in attributes. +#[macro_export] +#[macro_use] //~ ERROR unused attribute +#[path="foo"] //~ ERROR unused attribute +#[recursion_limit="1"] //~ ERROR unused attribute + //~| ERROR crate-level attribute should be an inner attribute +macro_rules! foo { + () => {}; +} + +// The following should not warn about unused attributes. +#[allow(unused)] +macro_rules! foo2 { + () => {}; +} + +#[cfg(FALSE)] +macro_rules! foo { + () => {}; +} + +/// Some docs +#[deprecated] +#[doc = "more docs"] +#[macro_export] +macro_rules! bar { + () => {}; +} + +fn main() {} |
