error: unexpected closing delimiter: `}` --> $DIR/issue-68987-unmatch-issue-1.rs:10:1 | LL | match o { | - this delimiter might not be properly closed... LL | Some(_x) => {} // Extra '}' | -- block is empty, you might have not meant to close it LL | let _ = if true {}; LL | } | - ...as it matches this but it has different indentation ... LL | } | ^ unexpected closing delimiter error: aborting due to 1 previous error