error: unexpected `=` after inclusive range
  --> $DIR/range-inclusive-extra-equals.rs:7:13
   |
LL |     if let 1..==3 = 1 {}
   |             ^^^^
   |
   = note: inclusive ranges end with a single equals sign (`..=`)
help: use `..=` instead
   |
LL |     if let 1..=3 = 1 {}
   |             ~~~

error: aborting due to 1 previous error