diff options
Diffstat (limited to 'tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr')
-rw-r--r-- | tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr b/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr new file mode 100644 index 000000000..ce165e646 --- /dev/null +++ b/tests/ui/rfcs/rfc-2361-dbg-macro/dbg-macro-requires-debug.stderr @@ -0,0 +1,18 @@ +error[E0277]: `NotDebug` doesn't implement `Debug` + --> $DIR/dbg-macro-requires-debug.rs:6:23 + | +LL | let _: NotDebug = dbg!(NotDebug); + | ^^^^^^^^^^^^^^ `NotDebug` cannot be formatted using `{:?}` + | + = help: the trait `Debug` is not implemented for `NotDebug` + = note: add `#[derive(Debug)]` to `NotDebug` or manually `impl Debug for NotDebug` + = note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `dbg` (in Nightly builds, run with -Z macro-backtrace for more info) +help: consider annotating `NotDebug` with `#[derive(Debug)]` + | +LL + #[derive(Debug)] +LL | struct NotDebug; + | + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0277`. |