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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/traits/issue-22019.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/traits/issue-22019.rs')
-rw-r--r--tests/ui/traits/issue-22019.rs34
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/ui/traits/issue-22019.rs b/tests/ui/traits/issue-22019.rs
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+// run-pass
+// Test an issue where global caching was causing free regions from
+// distinct scopes to be compared (`'g` and `'h`). The only important
+// thing is that compilation succeeds here.
+
+// pretty-expanded FIXME #23616
+
+#![allow(missing_copy_implementations)]
+#![allow(unused_variables)]
+
+use std::borrow::ToOwned;
+
+pub struct CFGNode;
+
+pub type Node<'a> = &'a CFGNode;
+
+pub trait GraphWalk<'c, N> {
+ /// Returns all the nodes in this graph.
+ fn nodes(&'c self) where [N]:ToOwned<Owned=Vec<N>>;
+}
+
+impl<'g> GraphWalk<'g, Node<'g>> for u32
+{
+ fn nodes(&'g self) where [Node<'g>]:ToOwned<Owned=Vec<Node<'g>>>
+ { loop { } }
+}
+
+impl<'h> GraphWalk<'h, Node<'h>> for u64
+{
+ fn nodes(&'h self) where [Node<'h>]:ToOwned<Owned=Vec<Node<'h>>>
+ { loop { } }
+}
+
+fn main() { }