error[E0308]: mismatched types
  --> $DIR/feature-gate-new_range.rs:4:41
   |
LL |     let a: core::range::RangeFrom<u8> = 1..;
   |            --------------------------   ^^^ expected `RangeFrom<u8>`, found `RangeFrom<{integer}>`
   |            |
   |            expected due to this
   |
   = note: expected struct `std::range::RangeFrom<u8>`
              found struct `std::ops::RangeFrom<{integer}>`
help: call `Into::into` on this expression to convert `std::ops::RangeFrom<{integer}>` into `std::range::RangeFrom<u8>`
   |
LL |     let a: core::range::RangeFrom<u8> = 1...into();
   |                                            +++++++

error[E0308]: mismatched types
  --> $DIR/feature-gate-new_range.rs:6:37
   |
LL |     let b: core::range::Range<u8> = 2..3;
   |            ----------------------   ^^^^ expected `Range<u8>`, found `Range<{integer}>`
   |            |
   |            expected due to this
   |
   = note: expected struct `std::range::Range<u8>`
              found struct `std::ops::Range<{integer}>`
help: call `Into::into` on this expression to convert `std::ops::Range<{integer}>` into `std::range::Range<u8>`
   |
LL |     let b: core::range::Range<u8> = 2..3.into();
   |                                         +++++++

error[E0308]: mismatched types
  --> $DIR/feature-gate-new_range.rs:8:46
   |
LL |     let c: core::range::RangeInclusive<u8> = 4..=5;
   |            -------------------------------   ^^^^^ expected `RangeInclusive<u8>`, found `RangeInclusive<{integer}>`
   |            |
   |            expected due to this
   |
   = note: expected struct `std::range::RangeInclusive<u8>`
              found struct `std::ops::RangeInclusive<{integer}>`
help: call `Into::into` on this expression to convert `std::ops::RangeInclusive<{integer}>` into `std::range::RangeInclusive<u8>`
   |
LL |     let c: core::range::RangeInclusive<u8> = 4..=5.into();
   |                                                   +++++++

error: aborting due to 3 previous errors

For more information about this error, try `rustc --explain E0308`.