error: this `if` expression is missing a block after the condition
  --> $DIR/if-without-block.rs:3:5
   |
LL |     if 5 == {
   |     ^^
   |
help: this binary operation is possibly unfinished
  --> $DIR/if-without-block.rs:3:8
   |
LL |     if 5 == {
   |        ^^^^

error: aborting due to previous error