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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/async-await/multiple-lifetimes/variance.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/async-await/multiple-lifetimes/variance.rs')
-rw-r--r-- | src/test/ui/async-await/multiple-lifetimes/variance.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/test/ui/async-await/multiple-lifetimes/variance.rs b/src/test/ui/async-await/multiple-lifetimes/variance.rs new file mode 100644 index 000000000..6ed8bef95 --- /dev/null +++ b/src/test/ui/async-await/multiple-lifetimes/variance.rs @@ -0,0 +1,15 @@ +// edition:2018 +// run-pass + +// Test for async fn where the parameters have distinct lifetime +// parameters that appear in all possible variances. + +async fn lotsa_lifetimes<'a, 'b, 'c>(_: fn(&'a u8), _: fn(&'b u8) -> &'b u8, _: fn() -> &'c u8) { } + +fn take_any(_: &u8) { } +fn identify(x: &u8) -> &u8 { x } +fn give_back() -> &'static u8 { &22 } + +fn main() { + let _ = lotsa_lifetimes(take_any, identify, give_back); +} |