1 files changed, 14 insertions, 0 deletions
diff --git a/tests/ui/mir/static-by-value-dyn.rs b/tests/ui/mir/static-by-value-dyn.rs
new file mode 100644
index 00000000000..f1154ef0860
--- /dev/null
+++ b/tests/ui/mir/static-by-value-dyn.rs
@@ -0,0 +1,14 @@
+//! Regression test for #121176
+//! KnownPanicsLint used to assert ABI compatibility in the interpreter,
+//! which ICEs with unsized statics.
+//@ needs-rustc-debug-assertions
+
+use std::fmt::Debug;
+
+static STATIC_1: dyn Debug + Sync = *();
+//~^ ERROR the size for values of type `(dyn Debug + Sync + 'static)` cannot be known
+//~| ERROR type `()` cannot be dereferenced
+
+fn main() {
+    println!("{:?}", &STATIC_1);
+}