1 files changed, 25 insertions, 0 deletions
diff --git a/src/test/ui/consts/issue-66693.rs b/src/test/ui/consts/issue-66693.rs
new file mode 100644
index 000000000..99d28eb77
--- /dev/null
+++ b/src/test/ui/consts/issue-66693.rs
@@ -0,0 +1,25 @@
+// Tests that the compiler does not ICE when const-evaluating a `panic!()` invocation with a
+// non-`&str` argument.
+
+const _: () = panic!(1);
+//~^ ERROR: argument to `panic!()` in a const context must have type `&str`
+
+static _FOO: () = panic!(true);
+//~^ ERROR: argument to `panic!()` in a const context must have type `&str`
+
+const fn _foo() {
+    panic!(&1);
+    //~^ ERROR: argument to `panic!()` in a const context must have type `&str`
+    //~| ERROR: erroneous constant used [const_err]
+    //~| WARNING: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
+}
+
+// ensure that conforming panics don't cause an error
+const _: () = panic!();
+static _BAR: () = panic!("panic in static");
+
+const fn _bar() {
+    panic!("panic in const fn");
+}
+
+fn main() {}