1 files changed, 18 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-17740.rs b/tests/ui/issues/issue-17740.rs
new file mode 100644
index 000000000..3b868555f
--- /dev/null
+++ b/tests/ui/issues/issue-17740.rs
@@ -0,0 +1,18 @@
+struct Foo<'a> {
+    data: &'a[u8],
+}
+
+impl <'a> Foo<'a>{
+    fn bar(self: &mut Foo) {
+    //~^ mismatched `self` parameter type
+    //~| expected struct `Foo<'a>`
+    //~| found struct `Foo<'_>`
+    //~| lifetime mismatch
+    //~| mismatched `self` parameter type
+    //~| expected struct `Foo<'a>`
+    //~| found struct `Foo<'_>`
+    //~| lifetime mismatch
+    }
+}
+
+fn main() {}