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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/object-safety/object-safety-issue-22040.stderr | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/test/ui/object-safety/object-safety-issue-22040.stderr b/src/test/ui/object-safety/object-safety-issue-22040.stderr new file mode 100644 index 000000000..0262d5362 --- /dev/null +++ b/src/test/ui/object-safety/object-safety-issue-22040.stderr @@ -0,0 +1,17 @@ +error[E0038]: the trait `Expr` cannot be made into an object + --> $DIR/object-safety-issue-22040.rs:12:23 + | +LL | elements: Vec<Box<dyn Expr + 'x>>, + | ^^^^^^^^^^^^^ `Expr` cannot be made into an object + | +note: for a trait to be "object safe" it needs to allow building a vtable to allow the call to be resolvable dynamically; for more information visit <https://doc.rust-lang.org/reference/items/traits.html#object-safety> + --> $DIR/object-safety-issue-22040.rs:5:21 + | +LL | trait Expr: Debug + PartialEq { + | ---- ^^^^^^^^^ ...because it uses `Self` as a type parameter + | | + | this trait cannot be made into an object... + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0038`. |