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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/unboxed-closures/unboxed-closures-fn-as-fnmut-and-fnonce.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-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.rs44
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);
-}