src/test/ui/closures/2229_closure_analysis/migrations/issue-78720.stderr

   1 warning: irrefutable `if let` pattern
   2   --> $DIR/issue-78720.rs:6:8
   3    |
   4 LL |     if let a = "" {
   5    |        ^^^^^^^^^^
   6    |
   7    = note: this pattern will always match, so the `if let` is useless
   8    = help: consider replacing the `if let` with a `let`
   9    = note: `#[warn(irrefutable_let_patterns)]` on by default
  10
  11 warning: 1 warning emitted
  12