error[E0282]: type annotations needed
  --> $DIR/issue-107745-avoid-expr-from-macro-expansion.rs:17:22
   |
LL |     println!("{:?}", []);
   |                      ^^ cannot infer type
   |
   = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to previous error

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