AllocationHeader  108 src/runtime/HalideBuffer.h     AllocationHeader *alloc = nullptr;
AllocationHeader  659 src/runtime/HalideBuffer.h         alloc = (AllocationHeader *)allocate_fn(size + sizeof(AllocationHeader) + alignment - 1);
AllocationHeader  662 src/runtime/HalideBuffer.h         uint8_t *unaligned_ptr = ((uint8_t *)alloc) + sizeof(AllocationHeader);