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Diffstat (limited to 'src/test/ui/span/borrowck-borrow-overloaded-auto-deref-mut.stderr')
-rw-r--r-- | src/test/ui/span/borrowck-borrow-overloaded-auto-deref-mut.stderr | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/test/ui/span/borrowck-borrow-overloaded-auto-deref-mut.stderr b/src/test/ui/span/borrowck-borrow-overloaded-auto-deref-mut.stderr new file mode 100644 index 000000000..e4ec9f875 --- /dev/null +++ b/src/test/ui/span/borrowck-borrow-overloaded-auto-deref-mut.stderr @@ -0,0 +1,88 @@ +error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:53:24 + | +LL | fn deref_mut_field1(x: Own<Point>) { + | - help: consider changing this to be mutable: `mut x` +LL | let __isize = &mut x.y; + | ^ cannot borrow as mutable + +error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:65:10 + | +LL | fn deref_extend_mut_field1(x: &Own<Point>) -> &mut isize { + | ----------- help: consider changing this to be a mutable reference: `&mut Own<Point>` +LL | &mut x.y + | ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable + +error[E0499]: cannot borrow `*x` as mutable more than once at a time + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:78:19 + | +LL | let _x = &mut x.x; + | - first mutable borrow occurs here +LL | let _y = &mut x.y; + | ^ second mutable borrow occurs here +LL | use_mut(_x); + | -- first borrow later used here + +error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:88:5 + | +LL | fn assign_field1<'a>(x: Own<Point>) { + | - help: consider changing this to be mutable: `mut x` +LL | x.y = 3; + | ^ cannot borrow as mutable + +error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:92:5 + | +LL | fn assign_field2<'a>(x: &'a Own<Point>) { + | -------------- help: consider changing this to be a mutable reference: `&'a mut Own<Point>` +LL | x.y = 3; + | ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable + +error[E0499]: cannot borrow `*x` as mutable more than once at a time + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:101:5 + | +LL | let _p: &mut Point = &mut **x; + | -- first mutable borrow occurs here +LL | x.y = 3; + | ^ second mutable borrow occurs here +LL | use_mut(_p); + | -- first borrow later used here + +error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:109:5 + | +LL | fn deref_mut_method1(x: Own<Point>) { + | - help: consider changing this to be mutable: `mut x` +LL | x.set(0, 0); + | ^^^^^^^^^^^ cannot borrow as mutable + +error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:121:5 + | +LL | fn deref_extend_mut_method1(x: &Own<Point>) -> &mut isize { + | ----------- help: consider changing this to be a mutable reference: `&mut Own<Point>` +LL | x.y_mut() + | ^^^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable + +error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:129:6 + | +LL | fn assign_method1<'a>(x: Own<Point>) { + | - help: consider changing this to be mutable: `mut x` +LL | *x.y_mut() = 3; + | ^^^^^^^^^ cannot borrow as mutable + +error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference + --> $DIR/borrowck-borrow-overloaded-auto-deref-mut.rs:133:6 + | +LL | fn assign_method2<'a>(x: &'a Own<Point>) { + | -------------- help: consider changing this to be a mutable reference: `&'a mut Own<Point>` +LL | *x.y_mut() = 3; + | ^^^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable + +error: aborting due to 10 previous errors + +Some errors have detailed explanations: E0499, E0596. +For more information about an error, try `rustc --explain E0499`. |