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Diffstat (limited to 'tests/ui/borrowck/issue-47646.stderr')
| -rw-r--r-- | tests/ui/borrowck/issue-47646.stderr | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/borrowck/issue-47646.stderr b/tests/ui/borrowck/issue-47646.stderr new file mode 100644 index 000000000..84cf9237a --- /dev/null +++ b/tests/ui/borrowck/issue-47646.stderr @@ -0,0 +1,20 @@ +error[E0502]: cannot borrow `heap` as immutable because it is also borrowed as mutable + --> $DIR/issue-47646.rs:9:30 + | +LL | let borrow = heap.peek_mut(); + | --------------- mutable borrow occurs here +LL | +LL | match (borrow, ()) { + | ------------ a temporary with access to the mutable borrow is created here ... +LL | (Some(_), ()) => { +LL | println!("{:?}", heap); + | ^^^^ immutable borrow occurs here +... +LL | }; + | - ... and the mutable borrow might be used here, when that temporary is dropped and runs the destructor for type `(Option<PeekMut<'_, i32>>, ())` + | + = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0502`. |