1 files changed, 14 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2005-default-binding-mode/borrowck-issue-49631.stderr b/src/test/ui/rfc-2005-default-binding-mode/borrowck-issue-49631.stderr
new file mode 100644
index 000000000..b7c0b0bb6
--- /dev/null
+++ b/src/test/ui/rfc-2005-default-binding-mode/borrowck-issue-49631.stderr
@@ -0,0 +1,14 @@
+error[E0502]: cannot borrow `foo` as mutable because it is also borrowed as immutable
+  --> $DIR/borrowck-issue-49631.rs:20:9
+   |
+LL |     while let Some(Ok(string)) = foo.get() {
+   |                                  --------- immutable borrow occurs here
+LL |         foo.mutate();
+   |         ^^^^^^^^^^^^ mutable borrow occurs here
+LL |
+LL |         println!("foo={:?}", *string);
+   |                              ------- immutable borrow later used here
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0502`.