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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/hygiene/duplicate_lifetimes.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/hygiene/duplicate_lifetimes.rs')
-rw-r--r-- | src/test/ui/hygiene/duplicate_lifetimes.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/src/test/ui/hygiene/duplicate_lifetimes.rs b/src/test/ui/hygiene/duplicate_lifetimes.rs new file mode 100644 index 000000000..8971fb626 --- /dev/null +++ b/src/test/ui/hygiene/duplicate_lifetimes.rs @@ -0,0 +1,19 @@ +// Ensure that lifetime parameter names are modernized before we check for +// duplicates. + +#![feature(decl_macro, rustc_attrs)] + +#[rustc_macro_transparency = "semitransparent"] +macro m($a:lifetime) { + fn g<$a, 'a>() {} //~ ERROR the name `'a` is already used for a generic parameter +} + +#[rustc_macro_transparency = "transparent"] +macro n($a:lifetime) { + fn h<$a, 'a>() {} //~ ERROR the name `'a` is already used for a generic parameter +} + +m!('a); +n!('a); + +fn main() {} |