error: `const` and `let` are mutually exclusive --> $DIR/issue-99910-const-let-mutually-exclusive.rs:4:5 | LL | const let _FOO: i32 = 123; | ^^^^^^^^^ help: remove `let`: `const` error: `const` and `let` are mutually exclusive --> $DIR/issue-99910-const-let-mutually-exclusive.rs:6:5 | LL | let const _BAR: i32 = 123; | ^^^^^^^^^ help: remove `let`: `const` error: aborting due to 2 previous errors