error[E0423]: expected function, found enum `Option`
  --> $DIR/issue-43871-enum-instead-of-variant.rs:12:13
   |
12 |     let x = Option(1);
   |             ^^^^^^ not a function
   = note: did you mean to use one of the following variants?
           - `std::prelude::v1::Option::None`
           - `std::prelude::v1::Option::Some`

error[E0532]: expected tuple struct/variant, found enum `Option`
  --> $DIR/issue-43871-enum-instead-of-variant.rs:14:12
   |
14 |     if let Option(_) = x {
   |            ^^^^^^
   |
   = note: did you mean to use one of the following variants?
           - `std::prelude::v1::Option::None`
           - `std::prelude::v1::Option::Some`

error: aborting due to previous error