1 files changed, 16 insertions, 0 deletions

diff --git a/src/test/ui/issues/issue-18576.rs b/src/test/ui/issues/issue-18576.rs
new file mode 100644
index 000000000..389cf108b
--- /dev/null
+++ b/src/test/ui/issues/issue-18576.rs
@@ -0,0 +1,16 @@
+// run-fail
+// error-pattern:stop
+// ignore-emscripten no processes
+
+// #18576
+// Make sure that calling an extern function pointer in an unreachable
+// context doesn't cause an LLVM assertion
+
+#[allow(unreachable_code)]
+fn main() {
+    panic!("stop");
+    let pointer = other;
+    pointer();
+}
+
+extern "C" fn other() {}