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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 /tests/ui/issues/issue-15155.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 'tests/ui/issues/issue-15155.rs')
-rw-r--r--tests/ui/issues/issue-15155.rs21
1 files changed, 21 insertions, 0 deletions
diff --git a/tests/ui/issues/issue-15155.rs b/tests/ui/issues/issue-15155.rs
new file mode 100644
index 000000000..7b137b4af
--- /dev/null
+++ b/tests/ui/issues/issue-15155.rs
@@ -0,0 +1,21 @@
+// run-pass
+trait TraitWithSend: Send {}
+trait IndirectTraitWithSend: TraitWithSend {}
+
+// Check struct instantiation (Box<TraitWithSend> will only have Send if TraitWithSend has Send)
+#[allow(dead_code)]
+struct Blah { x: Box<dyn TraitWithSend> }
+impl TraitWithSend for Blah {}
+
+// Struct instantiation 2-levels deep
+#[allow(dead_code)]
+struct IndirectBlah { x: Box<dyn IndirectTraitWithSend> }
+impl TraitWithSend for IndirectBlah {}
+impl IndirectTraitWithSend for IndirectBlah {}
+
+fn test_trait<T: Send + ?Sized>() { println!("got here!") }
+
+fn main() {
+ test_trait::<dyn TraitWithSend>();
+ test_trait::<dyn IndirectTraitWithSend>();
+}