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#![unstable(issue = "32838", feature = "allocator_api")]
#[doc(inline)] #[allow(deprecated)] pub use alloc_crate::alloc::Heap;
#[doc(inline)] pub use alloc_crate::alloc::{Global, oom};
#[doc(inline)] pub use alloc_system::System;
#[doc(inline)] pub use core::alloc::*;
#[cfg(not(stage0))]
#[cfg(not(test))]
#[doc(hidden)]
#[lang = "oom"]
pub extern fn rust_oom() -> ! {
rtabort!("memory allocation failed");
}
#[cfg(not(test))]
#[doc(hidden)]
#[allow(unused_attributes)]
pub mod __default_lib_allocator {
use super::{System, Layout, GlobalAlloc, Opaque};
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_alloc(size: usize, align: usize) -> *mut u8 {
let layout = Layout::from_size_align_unchecked(size, align);
System.alloc(layout) as *mut u8
}
#[cfg(stage0)]
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_oom() -> ! {
super::oom()
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_dealloc(ptr: *mut u8,
size: usize,
align: usize) {
System.dealloc(ptr as *mut Opaque, Layout::from_size_align_unchecked(size, align))
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_realloc(ptr: *mut u8,
old_size: usize,
align: usize,
new_size: usize) -> *mut u8 {
let old_layout = Layout::from_size_align_unchecked(old_size, align);
System.realloc(ptr as *mut Opaque, old_layout, new_size) as *mut u8
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_alloc_zeroed(size: usize, align: usize) -> *mut u8 {
let layout = Layout::from_size_align_unchecked(size, align);
System.alloc_zeroed(layout) as *mut u8
}
#[cfg(stage0)]
pub mod stage0 {
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_usable_size(_layout: *const u8,
_min: *mut usize,
_max: *mut usize) {
unimplemented!()
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_alloc_excess(_size: usize,
_align: usize,
_excess: *mut usize,
_err: *mut u8) -> *mut u8 {
unimplemented!()
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_realloc_excess(_ptr: *mut u8,
_old_size: usize,
_old_align: usize,
_new_size: usize,
_new_align: usize,
_excess: *mut usize,
_err: *mut u8) -> *mut u8 {
unimplemented!()
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_grow_in_place(_ptr: *mut u8,
_old_size: usize,
_old_align: usize,
_new_size: usize,
_new_align: usize) -> u8 {
unimplemented!()
}
#[no_mangle]
#[rustc_std_internal_symbol]
pub unsafe extern fn __rdl_shrink_in_place(_ptr: *mut u8,
_old_size: usize,
_old_align: usize,
_new_size: usize,
_new_align: usize) -> u8 {
unimplemented!()
}
}
}