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-rw-r--r--src/test/ui/issues/issue-21332.stderr15
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diff --git a/src/test/ui/issues/issue-21332.stderr b/src/test/ui/issues/issue-21332.stderr
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+error[E0053]: method `next` has an incompatible type for trait
+ --> $DIR/issue-21332.rs:5:27
+ |
+LL | fn next(&mut self) -> Result<i32, i32> { Ok(7) }
+ | ^^^^^^^^^^^^^^^^
+ | |
+ | expected enum `Option`, found enum `Result`
+ | help: change the output type to match the trait: `Option<i32>`
+ |
+ = note: expected fn pointer `fn(&mut S) -> Option<i32>`
+ found fn pointer `fn(&mut S) -> Result<i32, i32>`
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0053`.