struct MemoryRangeHeader {
/// ThisAllocated - This is true if this block is currently allocated. If
/// not, this can be converted to a FreeRangeHeader.
- intptr_t ThisAllocated : 1;
+ unsigned ThisAllocated : 1;
/// PrevAllocated - Keep track of whether the block immediately before us is
/// allocated. If not, the word immediately before this header is the size
/// of the previous block.
- intptr_t PrevAllocated : 1;
+ unsigned PrevAllocated : 1;
/// BlockSize - This is the size in bytes of this memory block,
/// including this header.