tests/ui/rust-2018/uniform-paths/ambiguity-macros-nested.stderr

   1 error[E0659]: `std` is ambiguous
   2   --> $DIR/ambiguity-macros-nested.rs:8:13
   3    |
   4 LL |     pub use std::io;
   5    |             ^^^ ambiguous name
   6    |
   7    = note: ambiguous because of multiple potential import sources
   8    = note: `std` could refer to a built-in crate
   9    = help: use `::std` to refer to this crate unambiguously
  10 note: `std` could also refer to the module defined here
  11   --> $DIR/ambiguity-macros-nested.rs:13:13
  12    |
  13 LL | /             mod std {
  14 LL | |                 pub struct io;
  15 LL | |             }
  16    | |_____________^
  17 ...
  18 LL |       m!();
  19    |       ---- in this macro invocation
  20    = help: use `self::std` to refer to this module unambiguously
  21    = note: this error originates in the macro `m` (in Nightly builds, run with -Z macro-backtrace for more info)
  22
  23 error: aborting due to previous error
  24
  25 For more information about this error, try `rustc --explain E0659`.