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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait.rs | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait.rs')
-rw-r--r-- | src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait.rs | 27 |
1 files changed, 0 insertions, 27 deletions
diff --git a/src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait.rs b/src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait.rs deleted file mode 100644 index afab9986c..000000000 --- a/src/test/ui/higher-rank-trait-bounds/hrtb-fn-like-trait.rs +++ /dev/null @@ -1,27 +0,0 @@ -// run-pass -// A basic test of using a higher-ranked trait bound. - - -trait FnLike<A,R> { - fn call(&self, arg: A) -> R; -} - -struct Identity; - -impl<'a, T> FnLike<&'a T, &'a T> for Identity { - fn call(&self, arg: &'a T) -> &'a T { - arg - } -} - -fn call_repeatedly<F>(f: F) - where F : for<'a> FnLike<&'a isize, &'a isize> -{ - let x = 3; - let y = f.call(&x); - assert_eq!(3, *y); -} - -fn main() { - call_repeatedly(Identity); -} |