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#![no_std]
#![crate_name = "panic_unwind"]
#![crate_type = "rlib"]
#![unstable(feature = "panic_unwind", issue = "32837")]
#![doc(html_logo_url = "https://www.rust-lang.org/logos/rust-logo-128x128-blk-v2.png",
html_favicon_url = "https://doc.rust-lang.org/favicon.ico",
html_root_url = "https://doc.rust-lang.org/nightly/",
issue_tracker_base_url = "https://github.com/rust-lang/rust/issues/")]
#![deny(warnings)]
#![feature(alloc)]
#![feature(core_intrinsics)]
#![feature(lang_items)]
#![feature(libc)]
#![feature(panic_unwind)]
#![feature(raw)]
#![feature(staged_api)]
#![feature(unwind_attributes)]
#![cfg_attr(target_env = "msvc", feature(raw))]
#![panic_runtime]
#![feature(panic_runtime)]
extern crate alloc;
extern crate libc;
extern crate unwind;
use core::intrinsics;
use core::mem;
use core::raw;
#[cfg(all(target_os="windows", target_arch = "x86", target_env="gnu"))]
pub use imp::eh_frame_registry::*;
#[cfg(target_env = "msvc")]
#[path = "seh.rs"]
mod imp;
#[cfg(all(windows, target_arch = "x86_64", target_env = "gnu"))]
#[path = "seh64_gnu.rs"]
mod imp;
#[cfg(any(all(unix, not(target_os = "emscripten")),
target_os = "redox",
all(windows, target_arch = "x86", target_env = "gnu")))]
#[path = "gcc.rs"]
mod imp;
#[cfg(target_os = "emscripten")]
#[path = "emcc.rs"]
mod imp;
mod dwarf;
mod windows;
#[no_mangle]
pub unsafe extern "C" fn __rust_maybe_catch_panic(f: fn(*mut u8),
data: *mut u8,
data_ptr: *mut usize,
vtable_ptr: *mut usize)
-> u32 {
let mut payload = imp::payload();
if intrinsics::try(f, data, &mut payload as *mut _ as *mut _) == 0 {
0
} else {
let obj = mem::transmute::<_, raw::TraitObject>(imp::cleanup(payload));
*data_ptr = obj.data as usize;
*vtable_ptr = obj.vtable as usize;
1
}
}
#[no_mangle]
#[unwind]
pub unsafe extern "C" fn __rust_start_panic(data: usize, vtable: usize) -> u32 {
imp::panic(mem::transmute(raw::TraitObject {
data: data as *mut (),
vtable: vtable as *mut (),
}))
}