1 files changed, 0 insertions, 61 deletions
diff --git a/src/libstd/sys/windows/alloc.rs b/src/libstd/sys/windows/alloc.rs
deleted file mode 100644
index 99b4d6c72a0..00000000000
--- a/src/libstd/sys/windows/alloc.rs
+++ /dev/null
@@ -1,61 +0,0 @@
-use crate::alloc::{GlobalAlloc, Layout, System};
-use crate::sys::c;
-use crate::sys_common::alloc::{realloc_fallback, MIN_ALIGN};
-
-#[repr(C)]
-struct Header(*mut u8);
-
-unsafe fn get_header<'a>(ptr: *mut u8) -> &'a mut Header {
-    &mut *(ptr as *mut Header).offset(-1)
-}
-
-unsafe fn align_ptr(ptr: *mut u8, align: usize) -> *mut u8 {
-    let aligned = ptr.add(align - (ptr as usize & (align - 1)));
-    *get_header(aligned) = Header(ptr);
-    aligned
-}
-
-#[inline]
-unsafe fn allocate_with_flags(layout: Layout, flags: c::DWORD) -> *mut u8 {
-    if layout.align() <= MIN_ALIGN {
-        return c::HeapAlloc(c::GetProcessHeap(), flags, layout.size()) as *mut u8;
-    }
-
-    let size = layout.size() + layout.align();
-    let ptr = c::HeapAlloc(c::GetProcessHeap(), flags, size);
-    if ptr.is_null() { ptr as *mut u8 } else { align_ptr(ptr as *mut u8, layout.align()) }
-}
-
-#[stable(feature = "alloc_system_type", since = "1.28.0")]
-unsafe impl GlobalAlloc for System {
-    #[inline]
-    unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
-        allocate_with_flags(layout, 0)
-    }
-
-    #[inline]
-    unsafe fn alloc_zeroed(&self, layout: Layout) -> *mut u8 {
-        allocate_with_flags(layout, c::HEAP_ZERO_MEMORY)
-    }
-
-    #[inline]
-    unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout) {
-        if layout.align() <= MIN_ALIGN {
-            let err = c::HeapFree(c::GetProcessHeap(), 0, ptr as c::LPVOID);
-            debug_assert!(err != 0, "Failed to free heap memory: {}", c::GetLastError());
-        } else {
-            let header = get_header(ptr);
-            let err = c::HeapFree(c::GetProcessHeap(), 0, header.0 as c::LPVOID);
-            debug_assert!(err != 0, "Failed to free heap memory: {}", c::GetLastError());
-        }
-    }
-
-    #[inline]
-    unsafe fn realloc(&self, ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 {
-        if layout.align() <= MIN_ALIGN {
-            c::HeapReAlloc(c::GetProcessHeap(), 0, ptr as c::LPVOID, new_size) as *mut u8
-        } else {
-            realloc_fallback(self, ptr, layout, new_size)
-        }
-    }
-}