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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/traits/trait-upcasting/type-checking-test-3.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 '')
-rw-r--r-- | src/test/ui/traits/trait-upcasting/type-checking-test-3.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/traits/trait-upcasting/type-checking-test-3.rs b/src/test/ui/traits/trait-upcasting/type-checking-test-3.rs new file mode 100644 index 000000000..b3aa2279a --- /dev/null +++ b/src/test/ui/traits/trait-upcasting/type-checking-test-3.rs @@ -0,0 +1,21 @@ +#![feature(trait_upcasting)] +#![allow(incomplete_features)] + +trait Foo<'a>: Bar<'a> {} +trait Bar<'a> {} + +fn test_correct(x: &dyn Foo<'static>) { + let _ = x as &dyn Bar<'static>; +} + +fn test_wrong1<'a>(x: &dyn Foo<'static>, y: &'a u32) { + let _ = x as &dyn Bar<'a>; // Error + //~^ ERROR lifetime may not live long enough +} + +fn test_wrong2<'a>(x: &dyn Foo<'a>) { + let _ = x as &dyn Bar<'static>; // Error + //~^ ERROR lifetime may not live long enough +} + +fn main() {} |