1 files changed, 18 insertions, 0 deletions

diff --git a/tests/ui/issues/issue-98299.rs b/tests/ui/issues/issue-98299.rs
new file mode 100644
index 000000000..63c058f91
--- /dev/null
+++ b/tests/ui/issues/issue-98299.rs
@@ -0,0 +1,18 @@
+use std::convert::TryFrom;
+
+pub fn test_usage(p: ()) {
+    SmallCString::try_from(p).map(|cstr| cstr);
+    //~^ ERROR: type annotations needed
+}
+
+pub struct SmallCString<const N: usize> {}
+
+impl<const N: usize> TryFrom<()> for SmallCString<N> {
+    type Error = ();
+
+    fn try_from(path: ()) -> Result<Self, Self::Error> {
+        unimplemented!();
+    }
+}
+
+fn main() {}