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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/lint/unused/unused-attr-macro-rules.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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 | 33 |
1 files changed, 33 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 000000000..c0fc280ab --- /dev/null +++ b/src/test/ui/lint/unused/unused-attr-macro-rules.rs @@ -0,0 +1,33 @@ +#![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 `#[macro_use]` only has an effect +#[path="foo"] //~ ERROR #[path]` only has an effect +#[recursion_limit="1"] //~ 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() {} |