error: float literals must have an integer part
  --> $DIR/recover-invalid-float.rs:4:18
   |
LL |     let _: f32 = .3;
   |                  ^^
   |
help: must have an integer part
   |
LL |     let _: f32 = 0.3;
   |                  +

error: float literals must have an integer part
  --> $DIR/recover-invalid-float.rs:6:18
   |
LL |     let _: f32 = .42f32;
   |                  ^^^^^^
   |
help: must have an integer part
   |
LL |     let _: f32 = 0.42f32;
   |                  +

error: float literals must have an integer part
  --> $DIR/recover-invalid-float.rs:8:18
   |
LL |     let _: f64 = .5f64;
   |                  ^^^^^
   |
help: must have an integer part
   |
LL |     let _: f64 = 0.5f64;
   |                  +

error: aborting due to 3 previous errors