summaryrefslogtreecommitdiffstats
path: root/tests/ui/borrowck/borrowck-move-from-subpath-of-borrowed-path.rs
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ui/borrowck/borrowck-move-from-subpath-of-borrowed-path.rs')
-rw-r--r--tests/ui/borrowck/borrowck-move-from-subpath-of-borrowed-path.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/borrowck/borrowck-move-from-subpath-of-borrowed-path.rs b/tests/ui/borrowck/borrowck-move-from-subpath-of-borrowed-path.rs
new file mode 100644
index 000000000..71405f7a7
--- /dev/null
+++ b/tests/ui/borrowck/borrowck-move-from-subpath-of-borrowed-path.rs
@@ -0,0 +1,17 @@
+// verify that an error is raised when trying to move out of a
+// borrowed path.
+
+
+
+
+
+fn main() {
+ let a: Box<Box<_>> = Box::new(Box::new(2));
+ let b = &a;
+
+ let z = *a; //~ ERROR: cannot move out of `*a` because it is borrowed
+ b.use_ref();
+}
+
+trait Fake { fn use_mut(&mut self) { } fn use_ref(&self) { } }
+impl<T> Fake for T { }