error[E0005]: refutable pattern in local binding: `-2147483648i32..=-1i32` not covered --> $DIR/const-match-check.rs:31:24 | LL | let x: [i32; { let 0 = 0; 0 }] = []; | ^ pattern `-2147483648i32..=-1i32` not covered error: aborting due to previous error For more information about this error, try `rustc --explain E0005`.