355     uptr ChunkBeg = AllocBeg + ChunkHeaderSize;  in allocate()  local
356     if (!IsAligned(ChunkBeg, Alignment))  in allocate()
357       ChunkBeg = RoundUpTo(ChunkBeg, Alignment);  in allocate()
358     CHECK_LE(ChunkBeg + Size, AllocBeg + NeededSize);  in allocate()
360         reinterpret_cast<ScudoChunk *>(ChunkBeg - ChunkHeaderSize);  in allocate()
363     Header.Offset = (ChunkBeg - ChunkHeaderSize - AllocBeg) >> MinAlignmentLog;  in allocate()
368     void *UserPtr = reinterpret_cast<void *>(ChunkBeg);  in allocate()
384     uptr ChunkBeg = reinterpret_cast<uptr>(UserPtr);  in deallocate()  local
385     if (!IsAligned(ChunkBeg, MinAlignment)) {  in deallocate()
390         reinterpret_cast<ScudoChunk *>(ChunkBeg - ChunkHeaderSize);  in deallocate()
436     uptr ChunkBeg = reinterpret_cast<uptr>(Ptr);  in getUsableSize()  local
438         reinterpret_cast<ScudoChunk *>(ChunkBeg - ChunkHeaderSize);  in getUsableSize()
470     uptr ChunkBeg = reinterpret_cast<uptr>(OldPtr);  in reallocate()  local
472         reinterpret_cast<ScudoChunk *>(ChunkBeg - ChunkHeaderSize);  in reallocate()