| #![no_std] |
| #![unstable(feature = "panic_unwind", issue = "32837")] |
| |
| #![deny(rust_2018_idioms)] |
| |
| #![feature(link_cfg)] |
| #![feature(nll)] |
| #![feature(staged_api)] |
| #![feature(unwind_attributes)] |
| #![feature(static_nobundle)] |
| |
| #![cfg_attr(not(target_env = "msvc"), feature(libc))] |
| |
| cfg_if::cfg_if! { |
| if #[cfg(target_env = "msvc")] { |
| // no extra unwinder support needed |
| } else if #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))] { |
| // no unwinder on the system! |
| } else { |
| mod libunwind; |
| pub use libunwind::*; |
| } |
| } |
| |
| #[cfg(target_env = "musl")] |
| #[link(name = "unwind", kind = "static", cfg(target_feature = "crt-static"))] |
| #[link(name = "gcc_s", cfg(not(target_feature = "crt-static")))] |
| extern {} |