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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 /src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.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 'src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.rs')
-rw-r--r-- | src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.rs | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.rs b/src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.rs deleted file mode 100644 index 851f3d2fe..000000000 --- a/src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.rs +++ /dev/null @@ -1,44 +0,0 @@ -// run-pass -// Checks that the Fn trait hierarchy rules permit -// any Fn trait to be used where Fn is implemented. - -#![feature(unboxed_closures, fn_traits)] - -use std::ops::{Fn,FnMut,FnOnce}; - -struct S; - -impl Fn<(i32,)> for S { - extern "rust-call" fn call(&self, (x,): (i32,)) -> i32 { - x * x - } -} - -impl FnMut<(i32,)> for S { - extern "rust-call" fn call_mut(&mut self, args: (i32,)) -> i32 { self.call(args) } -} - -impl FnOnce<(i32,)> for S { - type Output = i32; - extern "rust-call" fn call_once(self, args: (i32,)) -> i32 { self.call(args) } -} - -fn call_it<F:Fn(i32)->i32>(f: &F, x: i32) -> i32 { - f(x) -} - -fn call_it_mut<F:FnMut(i32)->i32>(f: &mut F, x: i32) -> i32 { - f(x) -} - -fn call_it_once<F:FnOnce(i32)->i32>(f: F, x: i32) -> i32 { - f(x) -} - -fn main() { - let x = call_it(&S, 22); - let y = call_it_mut(&mut S, 22); - let z = call_it_once(S, 22); - assert_eq!(x, y); - assert_eq!(y, z); -} |