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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:06:37 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:06:37 +0000
commit246f239d9f40f633160f0c18f87a20922d4e77bb (patch)
tree5a88572663584b3d4d28e5a20e10abab1be40884 /src/test/ui/generator/clone-impl-async.rs
parentReleasing progress-linux version 1.64.0+dfsg1-1~progress7.99u1. (diff)
downloadrustc-246f239d9f40f633160f0c18f87a20922d4e77bb.tar.xz
rustc-246f239d9f40f633160f0c18f87a20922d4e77bb.zip
Merging debian version 1.65.0+dfsg1-2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/generator/clone-impl-async.rs')
-rw-r--r--src/test/ui/generator/clone-impl-async.rs71
1 files changed, 71 insertions, 0 deletions
diff --git a/src/test/ui/generator/clone-impl-async.rs b/src/test/ui/generator/clone-impl-async.rs
new file mode 100644
index 000000000..83c51526b
--- /dev/null
+++ b/src/test/ui/generator/clone-impl-async.rs
@@ -0,0 +1,71 @@
+// edition:2021
+// gate-test-generator_clone
+// Verifies that feature(generator_clone) doesn't allow async blocks to be cloned/copied.
+
+#![feature(generators, generator_clone)]
+
+use std::future::ready;
+
+struct NonClone;
+
+fn main() {
+ let inner_non_clone = async {
+ let non_clone = NonClone;
+ let () = ready(()).await;
+ drop(non_clone);
+ };
+ check_copy(&inner_non_clone);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Copy` is not satisfied
+ check_clone(&inner_non_clone);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Clone` is not satisfied
+
+ let non_clone = NonClone;
+ let outer_non_clone = async move {
+ drop(non_clone);
+ };
+ check_copy(&outer_non_clone);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Copy` is not satisfied
+ check_clone(&outer_non_clone);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Clone` is not satisfied
+
+ let maybe_copy_clone = async move {};
+ check_copy(&maybe_copy_clone);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Copy` is not satisfied
+ check_clone(&maybe_copy_clone);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Clone` is not satisfied
+
+ let inner_non_clone_fn = the_inner_non_clone_fn();
+ check_copy(&inner_non_clone_fn);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Copy` is not satisfied
+ check_clone(&inner_non_clone_fn);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Clone` is not satisfied
+
+ let outer_non_clone_fn = the_outer_non_clone_fn(NonClone);
+ check_copy(&outer_non_clone_fn);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Copy` is not satisfied
+ check_clone(&outer_non_clone_fn);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Clone` is not satisfied
+
+ let maybe_copy_clone_fn = the_maybe_copy_clone_fn();
+ check_copy(&maybe_copy_clone_fn);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Copy` is not satisfied
+ check_clone(&maybe_copy_clone_fn);
+ //~^ ERROR the trait bound `impl Future<Output = ()>: Clone` is not satisfied
+}
+
+async fn the_inner_non_clone_fn() {
+ let non_clone = NonClone;
+ let () = ready(()).await;
+ drop(non_clone);
+}
+
+async fn the_outer_non_clone_fn(non_clone: NonClone) {
+ let () = ready(()).await;
+ drop(non_clone);
+}
+
+async fn the_maybe_copy_clone_fn() {
+}
+
+fn check_copy<T: Copy>(_x: &T) {}
+fn check_clone<T: Clone>(_x: &T) {}