error: returning the result of a `let` binding from a block
  --> $DIR/ice-8850.rs:4:5
   |
LL |     let res = FN() + 1;
   |     ------------------- unnecessary `let` binding
LL |     res
   |     ^^^
   |
   = note: `-D clippy::let-and-return` implied by `-D warnings`
help: return the expression directly
   |
LL ~     
LL ~     FN() + 1
   |

error: returning the result of a `let` binding from a block
  --> $DIR/ice-8850.rs:10:5
   |
LL |     let res = FN() + 1;
   |     ------------------- unnecessary `let` binding
LL |     res
   |     ^^^
   |
help: return the expression directly
   |
LL ~     
LL ~     FN() + 1
   |

error: returning the result of a `let` binding from a block
  --> $DIR/ice-8850.rs:24:5
   |
LL |     let res = FN() + 1;
   |     ------------------- unnecessary `let` binding
LL |     res
   |     ^^^
   |
help: return the expression directly
   |
LL ~     
LL ~     FN() + 1
   |

error: aborting due to 3 previous errors