// ignore-emscripten compiled with panic=abort by default // compile-flags: -C no-prepopulate-passes #![crate_type = "lib"] #![feature(unwind_attributes)] extern { // CHECK: Function Attrs: nounwind // CHECK-NEXT: declare void @extern_fn fn extern_fn(); // CHECK-NOT: Function Attrs: nounwind // CHECK: declare void @unwinding_extern_fn #[unwind(allowed)] fn unwinding_extern_fn(); } pub unsafe fn force_declare() { extern_fn(); unwinding_extern_fn(); }