+/// Like `panic`, but without unwinding and track_caller to reduce the impact on codesize.
+#[cfg_attr(not(feature = "panic_immediate_abort"), inline(never), cold)]
+#[cfg_attr(feature = "panic_immediate_abort", inline)]
+#[cfg_attr(not(bootstrap), lang = "panic_nounwind")] // needed by codegen for non-unwinding panics
+#[rustc_nounwind]
+pub fn panic_nounwind(expr: &'static str) -> ! {
+ panic_nounwind_fmt(fmt::Arguments::new_v1(&[expr], &[]));
+}
+