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-rw-r--r--src/test/ui/panic-while-printing.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/ui/panic-while-printing.rs b/src/test/ui/panic-while-printing.rs
new file mode 100644
index 00000000000..7e9fa16b084
--- /dev/null
+++ b/src/test/ui/panic-while-printing.rs
@@ -0,0 +1,24 @@
+// run-pass
+// ignore-emscripten no subprocess support
+
+#![feature(set_stdio)]
+
+use std::fmt;
+use std::fmt::{Display, Formatter};
+use std::io::set_panic;
+
+pub struct A;
+
+impl Display for A {
+    fn fmt(&self, _f: &mut Formatter<'_>) -> fmt::Result {
+        panic!();
+    }
+}
+
+fn main() {
+    set_panic(Some(Box::new(Vec::new())));
+    assert!(std::panic::catch_unwind(|| {
+        eprintln!("{}", A);
+    })
+    .is_err());
+}