error: non-binding `let` without a type annotation
  --> $DIR/let_underscore_untyped.rs:32:5
   |
LL |     let _ = a();
   |     ^^^^^^^^^^^^
   |
   = help: consider adding a type annotation or removing the `let` keyword
   = note: `-D clippy::let-underscore-untyped` implied by `-D warnings`

error: non-binding `let` without a type annotation
  --> $DIR/let_underscore_untyped.rs:33:5
   |
LL |     let _ = b(1);
   |     ^^^^^^^^^^^^^
   |
   = help: consider adding a type annotation or removing the `let` keyword

error: non-binding `let` without a type annotation
  --> $DIR/let_underscore_untyped.rs:34:5
   |
LL |     let _ = c();
   |     ^^^^^^^^^^^^
   |
   = help: consider adding a type annotation or removing the `let` keyword

error: non-binding `let` without a type annotation
  --> $DIR/let_underscore_untyped.rs:35:5
   |
LL |     let _ = d(&1);
   |     ^^^^^^^^^^^^^^
   |
   = help: consider adding a type annotation or removing the `let` keyword

error: non-binding `let` without a type annotation
  --> $DIR/let_underscore_untyped.rs:36:5
   |
LL |     let _ = e();
   |     ^^^^^^^^^^^^
   |
   = help: consider adding a type annotation or removing the `let` keyword

error: non-binding `let` without a type annotation
  --> $DIR/let_underscore_untyped.rs:37:5
   |
LL |     let _ = f();
   |     ^^^^^^^^^^^^
   |
   = help: consider adding a type annotation or removing the `let` keyword

error: aborting due to 6 previous errors