3585c64d09
find src -name '*.rs' | xargs sed -i '' 's/~~~.*{\.rust}/```rust/g'
find src -name '*.rs' | xargs sed -i '' 's/ ~~~$/ ```/g'
find src -name '*.rs' | xargs sed -i '' 's/^~~~$/ ```/g'
38 lines
582 B
Rust
38 lines
582 B
Rust
// Tests that we are able to distinguish when loans borrow different
|
|
// anonymous fields of an tuple vs the same anonymous field.
|
|
|
|
struct Y(uint, uint);
|
|
|
|
fn distinct_variant() {
|
|
let mut y = Y(1, 2);
|
|
|
|
let a = match y {
|
|
Y(ref mut a, _) => a
|
|
};
|
|
|
|
let b = match y {
|
|
Y(_, ref mut b) => b
|
|
};
|
|
|
|
*a += 1;
|
|
*b += 1;
|
|
}
|
|
|
|
fn same_variant() {
|
|
let mut y = Y(1, 2);
|
|
|
|
let a = match y {
|
|
Y(ref mut a, _) => a
|
|
};
|
|
|
|
let b = match y {
|
|
Y(ref mut b, _) => b //~ ERROR cannot borrow
|
|
};
|
|
|
|
*a += 1;
|
|
*b += 1;
|
|
}
|
|
|
|
fn main() {
|
|
}
|