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#![allow(dead_code, missing_docs)]
#![unstable(
    feature = "core_panic",
    reason = "internal details of the implementation of the `panic!` \
              and related macros",
    issue = "none"
)]
use crate::fmt;
use crate::panic::{Location, PanicInfo};
#[cold]
#[cfg_attr(not(feature = "panic_immediate_abort"), inline(never))]
#[track_caller]
#[lang = "panic"] 
pub fn panic(expr: &str) -> ! {
    if cfg!(feature = "panic_immediate_abort") {
        unsafe { super::intrinsics::abort() }
    }
    
    
    
    
    
    
    #[cfg(not(bootstrap))]
    panic_fmt(fmt::Arguments::new_v1(&[expr], &[]));
    #[cfg(bootstrap)]
    panic_fmt(fmt::Arguments::new_v1(&[expr], &[]), Location::caller());
}
#[cfg(not(bootstrap))]
#[cold]
#[cfg_attr(not(feature = "panic_immediate_abort"), inline(never))]
#[track_caller]
#[lang = "panic_bounds_check"] 
fn panic_bounds_check(index: usize, len: usize) -> ! {
    if cfg!(feature = "panic_immediate_abort") {
        unsafe { super::intrinsics::abort() }
    }
    panic!("index out of bounds: the len is {} but the index is {}", len, index)
}
#[cfg(bootstrap)]
#[cold]
#[cfg_attr(not(feature = "panic_immediate_abort"), inline(never))]
#[lang = "panic_bounds_check"] 
fn panic_bounds_check(location: &Location<'_>, index: usize, len: usize) -> ! {
    if cfg!(feature = "panic_immediate_abort") {
        unsafe { super::intrinsics::abort() }
    }
    panic_fmt(
        format_args!("index out of bounds: the len is {} but the index is {}", len, index),
        location,
    )
}
#[cold]
#[cfg_attr(not(feature = "panic_immediate_abort"), inline(never))]
#[cfg_attr(feature = "panic_immediate_abort", inline)]
#[cfg_attr(not(bootstrap), track_caller)]
pub fn panic_fmt(fmt: fmt::Arguments<'_>, #[cfg(bootstrap)] location: &Location<'_>) -> ! {
    if cfg!(feature = "panic_immediate_abort") {
        unsafe { super::intrinsics::abort() }
    }
    
    
    extern "Rust" {
        #[lang = "panic_impl"]
        fn panic_impl(pi: &PanicInfo<'_>) -> !;
    }
    #[cfg(bootstrap)]
    let pi = PanicInfo::internal_constructor(Some(&fmt), location);
    #[cfg(not(bootstrap))]
    let pi = PanicInfo::internal_constructor(Some(&fmt), Location::caller());
    unsafe { panic_impl(&pi) }
}