| use crate::alloc::{GlobalAlloc, Layout, System}; | |
| use crate::sys::pal::abi; | |
| #[stable(feature = "alloc_system_type", since = "1.28.0")] | |
| unsafe impl GlobalAlloc for System { | |
| #[inline] | |
| unsafe fn alloc(&self, layout: Layout) -> *mut u8 { | |
| unsafe { abi::sys_alloc_aligned(layout.size(), layout.align()) } | |
| } | |
| #[inline] | |
| unsafe fn dealloc(&self, _ptr: *mut u8, _layout: Layout) { | |
| // this allocator never deallocates memory | |
| } | |
| } |