error: expected one of `(`, `,`, `.`, `::`, `?`, `}`, or an operator, found `=>`
  --> $DIR/match-arm-comma-typo-issue-140991.rs:11:11
   |
LL |         Y => X,
   |           ^^ expected one of 7 possible tokens
   |
help: you might have meant to write a `,` to end this `match` arm
   |
LL -         X => Y.
LL +         X => Y,
   |

error: expected one of `!`, `,`, `.`, `::`, `?`, `{`, `}`, or an operator, found `=>`
  --> $DIR/match-arm-comma-typo-issue-140991.rs:19:11
   |
LL |         Y => X,
   |           ^^ expected one of 8 possible tokens
   |
help: you might have meant to write a `,` to end this `match` arm
   |
LL -         X => Y/
LL +         X => Y,
   |

error: aborting due to 2 previous errors