also test non-string panic payload

Author: RalfJung

tests/run-pass/catch_panic.rs

@@ -47,6 +47,7 @@ fn main() {
     test(|_old_val| panic!("Hello from panic: std"));
     test(|old_val| panic!(format!("Hello from panic: {:?}", old_val)));
     test(|old_val| panic!("Hello from panic: {:?}", old_val));
+    test(|_old_val| panic!(1337));
     // FIXME https://github.com/rust-lang/miri/issues/1071
     //test(|_old_val| core::panic!("Hello from panic: core"));
     //test(|old_val| core::panic!(&format!("Hello from panic: {:?}", old_val)));

tests/run-pass/catch_panic.stderr

@@ -4,4 +4,6 @@ thread 'main' panicked at 'Hello from panic: 1', $DIR/catch_panic.rs:48:20
 Caught panic message (String): Hello from panic: 1
 thread 'main' panicked at 'Hello from panic: 2', $DIR/catch_panic.rs:49:20
 Caught panic message (String): Hello from panic: 2
+thread 'main' panicked at 'Box<Any>', $DIR/catch_panic.rs:50:21
+Failed get caught panic message.
 Success!