error: non-binding let on a result of a `#[must_use]` function
  --> $DIR/let_underscore.rs:59:5
   |
LL |     let _ = f();
   |     ^^^^^^^^^^^^
   |
   = note: `-D clippy::let-underscore-must-use` implied by `-D warnings`
   = help: consider explicitly using function result

error: non-binding let on an expression with `#[must_use]` type
  --> $DIR/let_underscore.rs:60:5
   |
LL |     let _ = g();
   |     ^^^^^^^^^^^^
   |
   = help: consider explicitly using expression value

error: non-binding let on a result of a `#[must_use]` function
  --> $DIR/let_underscore.rs:62:5
   |
LL |     let _ = l(0_u32);
   |     ^^^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using function result

error: non-binding let on a result of a `#[must_use]` function
  --> $DIR/let_underscore.rs:66:5
   |
LL |     let _ = s.f();
   |     ^^^^^^^^^^^^^^
   |
   = help: consider explicitly using function result

error: non-binding let on an expression with `#[must_use]` type
  --> $DIR/let_underscore.rs:67:5
   |
LL |     let _ = s.g();
   |     ^^^^^^^^^^^^^^
   |
   = help: consider explicitly using expression value

error: non-binding let on a result of a `#[must_use]` function
  --> $DIR/let_underscore.rs:70:5
   |
LL |     let _ = S::h();
   |     ^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using function result

error: non-binding let on an expression with `#[must_use]` type
  --> $DIR/let_underscore.rs:71:5
   |
LL |     let _ = S::p();
   |     ^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using expression value

error: non-binding let on a result of a `#[must_use]` function
  --> $DIR/let_underscore.rs:73:5
   |
LL |     let _ = S::a();
   |     ^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using function result

error: non-binding let on an expression with `#[must_use]` type
  --> $DIR/let_underscore.rs:75:5
   |
LL |     let _ = if true { Ok(()) } else { Err(()) };
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using expression value

error: non-binding let on a result of a `#[must_use]` function
  --> $DIR/let_underscore.rs:79:5
   |
LL |     let _ = a.is_ok();
   |     ^^^^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using function result

error: non-binding let on an expression with `#[must_use]` type
  --> $DIR/let_underscore.rs:81:5
   |
LL |     let _ = a.map(|_| ());
   |     ^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider explicitly using expression value

error: non-binding let on an expression with `#[must_use]` type
  --> $DIR/let_underscore.rs:83:5
   |
LL |     let _ = a;
   |     ^^^^^^^^^^
   |
   = help: consider explicitly using expression value

error: aborting due to 12 previous errors