blob: 14c41bb81b2c65594af40320298f4e157a95e47b [file] [log] [blame]
error[E0594]: cannot assign to `*x` which is behind a `&` reference
--> $DIR/mutability-errors.rs:19:5
|
LL | fn named_ref(x: &(i32,)) {
| ------- help: consider changing this to be a mutable reference: `&mut (i32,)`
LL | *x = (1,); //~ ERROR
| ^^^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be written
error[E0594]: cannot assign to `x.0` which is behind a `&` reference
--> $DIR/mutability-errors.rs:20:5
|
LL | fn named_ref(x: &(i32,)) {
| ------- help: consider changing this to be a mutable reference: `&mut (i32,)`
LL | *x = (1,); //~ ERROR
LL | x.0 = 1; //~ ERROR
| ^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be written
error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference
--> $DIR/mutability-errors.rs:21:5
|
LL | fn named_ref(x: &(i32,)) {
| ------- help: consider changing this to be a mutable reference: `&mut (i32,)`
...
LL | &mut *x; //~ ERROR
| ^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
error[E0596]: cannot borrow `x.0` as mutable, as it is behind a `&` reference
--> $DIR/mutability-errors.rs:22:5
|
LL | fn named_ref(x: &(i32,)) {
| ------- help: consider changing this to be a mutable reference: `&mut (i32,)`
...
LL | &mut x.0; //~ ERROR
| ^^^^^^^^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable
error[E0594]: cannot assign to data in a `&` reference
--> $DIR/mutability-errors.rs:26:5
|
LL | *f() = (1,); //~ ERROR
| ^^^^^^^^^^^ cannot assign
error[E0594]: cannot assign to data in a `&` reference
--> $DIR/mutability-errors.rs:27:5
|
LL | f().0 = 1; //~ ERROR
| ^^^^^^^^^ cannot assign
error[E0596]: cannot borrow data in a `&` reference as mutable
--> $DIR/mutability-errors.rs:28:5
|
LL | &mut *f(); //~ ERROR
| ^^^^^^^^^ cannot borrow as mutable
error[E0596]: cannot borrow data in a `&` reference as mutable
--> $DIR/mutability-errors.rs:29:5
|
LL | &mut f().0; //~ ERROR
| ^^^^^^^^^^ cannot borrow as mutable
error[E0594]: cannot assign to `*x` which is behind a `*const` pointer
--> $DIR/mutability-errors.rs:33:5
|
LL | unsafe fn named_ptr(x: *const (i32,)) {
| ------------- help: consider changing this to be a mutable pointer: `*mut (i32,)`
LL | *x = (1,); //~ ERROR
| ^^^^^^^^^ `x` is a `*const` pointer, so the data it refers to cannot be written
error[E0594]: cannot assign to `x.0` which is behind a `*const` pointer
--> $DIR/mutability-errors.rs:34:5
|
LL | unsafe fn named_ptr(x: *const (i32,)) {
| ------------- help: consider changing this to be a mutable pointer: `*mut (i32,)`
LL | *x = (1,); //~ ERROR
LL | (*x).0 = 1; //~ ERROR
| ^^^^^^^^^^ `x` is a `*const` pointer, so the data it refers to cannot be written
error[E0596]: cannot borrow `*x` as mutable, as it is behind a `*const` pointer
--> $DIR/mutability-errors.rs:35:5
|
LL | unsafe fn named_ptr(x: *const (i32,)) {
| ------------- help: consider changing this to be a mutable pointer: `*mut (i32,)`
...
LL | &mut *x; //~ ERROR
| ^^^^^^^ `x` is a `*const` pointer, so the data it refers to cannot be borrowed as mutable
error[E0596]: cannot borrow `x.0` as mutable, as it is behind a `*const` pointer
--> $DIR/mutability-errors.rs:36:5
|
LL | unsafe fn named_ptr(x: *const (i32,)) {
| ------------- help: consider changing this to be a mutable pointer: `*mut (i32,)`
...
LL | &mut (*x).0; //~ ERROR
| ^^^^^^^^^^^ `x` is a `*const` pointer, so the data it refers to cannot be borrowed as mutable
error[E0594]: cannot assign to data in a `*const` pointer
--> $DIR/mutability-errors.rs:40:5
|
LL | *f() = (1,); //~ ERROR
| ^^^^^^^^^^^ cannot assign
error[E0594]: cannot assign to data in a `*const` pointer
--> $DIR/mutability-errors.rs:41:5
|
LL | (*f()).0 = 1; //~ ERROR
| ^^^^^^^^^^^^ cannot assign
error[E0596]: cannot borrow data in a `*const` pointer as mutable
--> $DIR/mutability-errors.rs:42:5
|
LL | &mut *f(); //~ ERROR
| ^^^^^^^^^ cannot borrow as mutable
error[E0596]: cannot borrow data in a `*const` pointer as mutable
--> $DIR/mutability-errors.rs:43:5
|
LL | &mut (*f()).0; //~ ERROR
| ^^^^^^^^^^^^^ cannot borrow as mutable
error[E0594]: cannot assign to `x`, as it is a captured variable in a `Fn` closure
--> $DIR/mutability-errors.rs:50:9
|
LL | x = (1,); //~ ERROR
| ^^^^^^^^ cannot assign
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:49:12
|
LL | fn_ref(|| {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0594]: cannot assign to `x.0`, as `Fn` closures cannot mutate their captured variables
--> $DIR/mutability-errors.rs:51:9
|
LL | x.0 = 1; //~ ERROR
| ^^^^^^^ cannot assign
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:49:12
|
LL | fn_ref(|| {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0596]: cannot borrow `x` as mutable, as it is a captured variable in a `Fn` closure
--> $DIR/mutability-errors.rs:52:9
|
LL | &mut x; //~ ERROR
| ^^^^^^ cannot borrow as mutable
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:49:12
|
LL | fn_ref(|| {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0596]: cannot borrow `x.0` as mutable, as `Fn` closures cannot mutate their captured variables
--> $DIR/mutability-errors.rs:53:9
|
LL | &mut x.0; //~ ERROR
| ^^^^^^^^ cannot borrow as mutable
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:49:12
|
LL | fn_ref(|| {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0594]: cannot assign to `x`, as it is a captured variable in a `Fn` closure
--> $DIR/mutability-errors.rs:56:9
|
LL | x = (1,); //~ ERROR
| ^^^^^^^^ cannot assign
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:55:12
|
LL | fn_ref(move || {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0594]: cannot assign to `x.0`, as `Fn` closures cannot mutate their captured variables
--> $DIR/mutability-errors.rs:57:9
|
LL | x.0 = 1; //~ ERROR
| ^^^^^^^ cannot assign
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:55:12
|
LL | fn_ref(move || {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0596]: cannot borrow `x` as mutable, as it is a captured variable in a `Fn` closure
--> $DIR/mutability-errors.rs:58:9
|
LL | &mut x; //~ ERROR
| ^^^^^^ cannot borrow as mutable
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:55:12
|
LL | fn_ref(move || {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0596]: cannot borrow `x.0` as mutable, as `Fn` closures cannot mutate their captured variables
--> $DIR/mutability-errors.rs:59:9
|
LL | &mut x.0; //~ ERROR
| ^^^^^^^^ cannot borrow as mutable
|
help: consider changing this to accept closures that implement `FnMut`
--> $DIR/mutability-errors.rs:55:12
|
LL | fn_ref(move || {
| ____________^
LL | | x = (1,); //~ ERROR
LL | | x.0 = 1; //~ ERROR
LL | | &mut x; //~ ERROR
LL | | &mut x.0; //~ ERROR
LL | | });
| |_____^
error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
--> $DIR/mutability-errors.rs:64:5
|
LL | fn imm_local(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
LL | &mut x; //~ ERROR
| ^^^^^^ cannot borrow as mutable
error[E0596]: cannot borrow `x.0` as mutable, as `x` is not declared as mutable
--> $DIR/mutability-errors.rs:65:5
|
LL | fn imm_local(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
LL | &mut x; //~ ERROR
LL | &mut x.0; //~ ERROR
| ^^^^^^^^ cannot borrow as mutable
error[E0594]: cannot assign to `x`, as it is not declared as mutable
--> $DIR/mutability-errors.rs:70:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
LL | || { //~ ERROR
LL | x = (1,);
| ^^^^^^^^ cannot assign
error[E0594]: cannot assign to `x.0`, as `x` is not declared as mutable
--> $DIR/mutability-errors.rs:71:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | x.0 = 1;
| ^^^^^^^ cannot assign
error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
--> $DIR/mutability-errors.rs:72:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | &mut x;
| ^^^^^^ cannot borrow as mutable
error[E0596]: cannot borrow `x.0` as mutable, as `x` is not declared as mutable
--> $DIR/mutability-errors.rs:73:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | &mut x.0;
| ^^^^^^^^ cannot borrow as mutable
error[E0594]: cannot assign to `x`, as it is not declared as mutable
--> $DIR/mutability-errors.rs:76:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | x = (1,); //~ ERROR
| ^^^^^^^^ cannot assign
error[E0594]: cannot assign to `x.0`, as `x` is not declared as mutable
--> $DIR/mutability-errors.rs:77:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | x.0 = 1; //~ ERROR
| ^^^^^^^ cannot assign
error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable
--> $DIR/mutability-errors.rs:78:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | &mut x; //~ ERROR
| ^^^^^^ cannot borrow as mutable
error[E0596]: cannot borrow `x.0` as mutable, as `x` is not declared as mutable
--> $DIR/mutability-errors.rs:79:9
|
LL | fn imm_capture(x: (i32,)) {
| - help: consider changing this to be mutable: `mut x`
...
LL | &mut x.0; //~ ERROR
| ^^^^^^^^ cannot borrow as mutable
error[E0594]: cannot assign to immutable static item `X`
--> $DIR/mutability-errors.rs:86:5
|
LL | X = (1,); //~ ERROR
| ^^^^^^^^ cannot assign
error[E0594]: cannot assign to `X.0`, as `X` is an immutable static item
--> $DIR/mutability-errors.rs:87:5
|
LL | X.0 = 1; //~ ERROR
| ^^^^^^^ cannot assign
error[E0596]: cannot borrow immutable static item `X` as mutable
--> $DIR/mutability-errors.rs:88:5
|
LL | &mut X; //~ ERROR
| ^^^^^^ cannot borrow as mutable
error[E0596]: cannot borrow `X.0` as mutable, as `X` is an immutable static item
--> $DIR/mutability-errors.rs:89:5
|
LL | &mut X.0; //~ ERROR
| ^^^^^^^^ cannot borrow as mutable
error: aborting due to 38 previous errors
Some errors occurred: E0594, E0596.
For more information about an error, try `rustc --explain E0594`.