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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/impl-trait/dyn-trait-elided-two-inputs-ref-param.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/impl-trait/dyn-trait-elided-two-inputs-ref-param.rs')
-rw-r--r-- | src/test/ui/impl-trait/dyn-trait-elided-two-inputs-ref-param.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/impl-trait/dyn-trait-elided-two-inputs-ref-param.rs b/src/test/ui/impl-trait/dyn-trait-elided-two-inputs-ref-param.rs new file mode 100644 index 000000000..8d34c1b6c --- /dev/null +++ b/src/test/ui/impl-trait/dyn-trait-elided-two-inputs-ref-param.rs @@ -0,0 +1,23 @@ +// Test that `impl Alpha<dyn Object>` resets the object-lifetime +// default to `'static`. +// +// check-pass + +trait Alpha<Item: ?Sized> { + fn item(&self) -> Box<Item> { + panic!() + } +} + +trait Object {} +impl<T> Alpha<dyn Object> for T {} +fn alpha(x: &str, y: &str) -> impl Alpha<dyn Object> { () } +fn is_static<T>(_: T) where T: 'static { } + +fn bar(x: &str) -> &impl Alpha<dyn Object> { &() } + +fn main() { + let s = format!("foo"); + let r = bar(&s); + is_static(r.item()); +} |