Squashed 'subprojects/thiserror/' content from commit 247eab5

git-subtree-dir: subprojects/thiserror
git-subtree-split: 247eab5d79e27ad28859afdf8bc600a4242829b7

tests/ui/unconditional-recursion.rs

@@ -0,0 +1,9 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+#[error("{self}")]
+pub struct Error;
+
+fn main() {
+    __FAIL__;
+}