error[E0282]: type annotations needed
  --> $DIR/expr-struct-type-relative.rs:16:9
   |
LL |         needs_infer();
   |         ^^^^^^^^^^^ cannot infer type of the type parameter `T` declared on the function `needs_infer`
   |
help: consider specifying the generic argument
   |
LL |         needs_infer::<T>();
   |                    +++++

error: aborting due to previous error

For more information about this error, try `rustc --explain E0282`.