diff options
Diffstat (limited to 'src/test/ui/span/borrowck-object-mutability.stderr')
| -rw-r--r-- | src/test/ui/span/borrowck-object-mutability.stderr | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/span/borrowck-object-mutability.stderr b/src/test/ui/span/borrowck-object-mutability.stderr new file mode 100644 index 000000000..cc43f6d09 --- /dev/null +++ b/src/test/ui/span/borrowck-object-mutability.stderr @@ -0,0 +1,21 @@ +error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference + --> $DIR/borrowck-object-mutability.rs:8:5 + | +LL | fn borrowed_receiver(x: &dyn Foo) { + | -------- help: consider changing this to be a mutable reference: `&mut dyn Foo` +LL | x.borrowed(); +LL | x.borrowed_mut(); + | ^^^^^^^^^^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable + +error[E0596]: cannot borrow `*x` as mutable, as `x` is not declared as mutable + --> $DIR/borrowck-object-mutability.rs:18:5 + | +LL | fn owned_receiver(x: Box<dyn Foo>) { + | - help: consider changing this to be mutable: `mut x` +LL | x.borrowed(); +LL | x.borrowed_mut(); + | ^^^^^^^^^^^^^^^^ cannot borrow as mutable + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0596`. |