error: constraints in a path segment must come after generic arguments
  --> $DIR/issue-32214.rs:3:24
   |
LL | pub fn test<W, I: Trait<Item=(), W> >() {}
   |                        ^-------^^-^
   |                         |        |
   |                         |        this generic argument must come before the first constraint
   |                         the first constraint is provided here

error: aborting due to previous error