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Replace most uses of pointer::offset with add and sub

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This commit is contained in:
Maybe Waffle 2022-08-19 13:33:06 +04:00
parent 3a8ff6140b
commit 928ef372c3
1 changed files with 1 additions and 1 deletions
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2
example/alloc_system.rs
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@ -156,7 +156,7 @@ mod platform {
struct Header(*mut u8);
const HEAP_ZERO_MEMORY: DWORD = 0x00000008;
unsafe fn get_header<'a>(ptr: *mut u8) -> &'a mut Header {
&mut *(ptr as *mut Header).offset(-1)
&mut *(ptr as *mut Header).sub(1)
}
unsafe fn align_ptr(ptr: *mut u8, align: usize) -> *mut u8 {
let aligned = ptr.add(align - (ptr as usize & (align - 1)));