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Diffstat (limited to 'tests/ui/borrowck/borrowck-vec-pattern-element-loan.rs')
-rw-r--r--tests/ui/borrowck/borrowck-vec-pattern-element-loan.rs31
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/borrowck/borrowck-vec-pattern-element-loan.rs b/tests/ui/borrowck/borrowck-vec-pattern-element-loan.rs
new file mode 100644
index 00000000000..cd853b83363
--- /dev/null
+++ b/tests/ui/borrowck/borrowck-vec-pattern-element-loan.rs
@@ -0,0 +1,31 @@
+fn a<'a>() -> &'a [isize] {
+    let vec = vec![1, 2, 3, 4];
+    let vec: &[isize] = &vec;
+    let tail = match vec {
+        &[_, ref tail @ ..] => tail,
+        _ => panic!("a")
+    };
+    tail //~ ERROR cannot return value referencing local variable `vec`
+}
+
+fn b<'a>() -> &'a [isize] {
+    let vec = vec![1, 2, 3, 4];
+    let vec: &[isize] = &vec;
+    let init = match vec {
+        &[ref init @ .., _] => init,
+        _ => panic!("b")
+    };
+    init //~ ERROR cannot return value referencing local variable `vec`
+}
+
+fn c<'a>() -> &'a [isize] {
+    let vec = vec![1, 2, 3, 4];
+    let vec: &[isize] = &vec;
+    let slice = match vec {
+        &[_, ref slice @ .., _] => slice,
+        _ => panic!("c")
+    };
+    slice //~ ERROR cannot return value referencing local variable `vec`
+}
+
+fn main() {}