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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/borrowck/issue-81365-4.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/borrowck/issue-81365-4.rs')
-rw-r--r--tests/ui/borrowck/issue-81365-4.rs38
1 files changed, 38 insertions, 0 deletions
diff --git a/tests/ui/borrowck/issue-81365-4.rs b/tests/ui/borrowck/issue-81365-4.rs
new file mode 100644
index 000000000..b2643eb33
--- /dev/null
+++ b/tests/ui/borrowck/issue-81365-4.rs
@@ -0,0 +1,38 @@
+use std::ops::Deref;
+
+struct DerefTarget {
+ target_field: bool,
+}
+struct Container {
+ target: DerefTarget,
+ container_field: bool,
+}
+
+impl Deref for Container {
+ type Target = DerefTarget;
+ fn deref(&self) -> &Self::Target {
+ &self.target
+ }
+}
+
+struct Outer {
+ container: Container,
+ outer_field: bool,
+}
+
+impl Deref for Outer {
+ type Target = Container;
+ fn deref(&self) -> &Self::Target {
+ &self.container
+ }
+}
+
+impl Outer {
+ fn bad_borrow(&mut self) {
+ let first = &self.target_field;
+ self.outer_field = true; //~ ERROR E0506
+ first;
+ }
+}
+
+fn main() {}