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-rw-r--r--tests/ui/borrowck/issue-70919-drop-in-loop.rs25
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/ui/borrowck/issue-70919-drop-in-loop.rs b/tests/ui/borrowck/issue-70919-drop-in-loop.rs
new file mode 100644
index 000000000..a8d5849a3
--- /dev/null
+++ b/tests/ui/borrowck/issue-70919-drop-in-loop.rs
@@ -0,0 +1,25 @@
+// Regression test for issue #70919
+// Tests that we don't emit a spurious "borrow might be used" error
+// when we have an explicit `drop` in a loop
+
+// check-pass
+
+struct WrapperWithDrop<'a>(&'a mut bool);
+impl<'a> Drop for WrapperWithDrop<'a> {
+ fn drop(&mut self) {
+ }
+}
+
+fn drop_in_loop() {
+ let mut base = true;
+ let mut wrapper = WrapperWithDrop(&mut base);
+ loop {
+ drop(wrapper);
+
+ base = false;
+ wrapper = WrapperWithDrop(&mut base);
+ }
+}
+
+fn main() {
+}