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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/shadowed/shadowed-lifetime.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/shadowed/shadowed-lifetime.rs')
-rw-r--r-- | tests/ui/shadowed/shadowed-lifetime.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/shadowed/shadowed-lifetime.rs b/tests/ui/shadowed/shadowed-lifetime.rs new file mode 100644 index 000000000..9487b4f4e --- /dev/null +++ b/tests/ui/shadowed/shadowed-lifetime.rs @@ -0,0 +1,24 @@ +// Test that shadowed lifetimes generate an error. + +struct Foo<'a>(&'a isize); + +impl<'a> Foo<'a> { + fn shadow_in_method<'a>(&'a self) -> &'a isize { + //~^ ERROR lifetime name `'a` shadows a lifetime name that is already in scope + self.0 + } + + fn shadow_in_type<'b>(&'b self) -> &'b isize { + let x: for<'b> fn(&'b isize) = panic!(); + //~^ ERROR lifetime name `'b` shadows a lifetime name that is already in scope + self.0 + } + + fn not_shadow_in_item<'b>(&'b self) { + struct Bar<'a, 'b>(&'a isize, &'b isize); // not a shadow, separate item + fn foo<'a, 'b>(x: &'a isize, y: &'b isize) { } // same + } +} + +fn main() { +} |