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[rust.git] / tests / ui / nll / issue-27282-mutate-before-diverging-arm-2.stderr
1 error[E0510]: cannot mutably borrow `x` in match guard
2   --> $DIR/issue-27282-mutate-before-diverging-arm-2.rs:26:18
3    |
4 LL |     match x {
5    |           - value is immutable in match guard
6 ...
7 LL |                 (|| { *x = None; drop(force_fn_once); })();
8    |                  ^^   -- borrow occurs due to use of `x` in closure
9    |                  |
10    |                  cannot mutably borrow
11
12 error: aborting due to previous error
13
14 For more information about this error, try `rustc --explain E0510`.