error[E0282]: type annotations needed
  --> $DIR/issue-64662.rs:2:9
   |
LL |     A = foo(),
   |         ^^^ cannot infer type for `T`

error[E0282]: type annotations needed
  --> $DIR/issue-64662.rs:3:9
   |
LL |     B = foo(),
   |         ^^^ cannot infer type for `T`

error: aborting due to 2 previous errors

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