error: mismatched closing delimiter: `)` --> $DIR/issue-105209.rs:2:11 | LL | #![c={#![c[)x | ^^ mismatched closing delimiter | | | unclosed delimiter error: this file contains an unclosed delimiter --> $DIR/issue-105209.rs:3:68 | LL | #![c={#![c[)x | - - - - missing open `(` for this delimiter | | | | | | | unclosed delimiter | | unclosed delimiter | unclosed delimiter LL | | ^ error: aborting due to 2 previous errors