rsc.offset = rsc.size + offset
	}
	if rsc.offset < 0 {
		return rsc.offset, errors.New("seek to invalid negative offset")
	}
	if rsc.offset >= rsc.size {
		return rsc.offset, errors.New("seek past end of object")
	}
	if rsc.reader != nil {
		_ = rsc.reader.Close()
		rsc.reader = nil
	}
	return rsc.offset, nil
}

// Read call to implement io.Reader

	}

	if mls != nil {
		// Update offsets of followers (subsumed vars) to be the
		// same as the leader var in their partition.
		for i := 0; i < len(fn.Dcl); i++ {
			n := fn.Dcl[i]
			if !mls.Subsumed(n) {
				continue
			}
			leader := mls.Leader(n)
			off, ok := leaders[leader]
			if !ok {
				panic("internal error missing leader")
			}
			// Set the stack offset this subsumed (followed) var

      offsets.push_back(end_values[i] - begin_values[i]);
    }
  }

  return mlir::DenseElementsAttr::get(
      RankedTensorType::get({static_cast<int>(offsets.size())},
                            mlir::IntegerType::get(begin.getContext(), 32)),
      llvm::ArrayRef(offsets));
}

// Check if the offset between two dense attribute values is non-negative.

      assert(index[i] < shape[i]);
      assert(index[i] >= 0);
    }
#endif  // NDEBUG
    int64_t offset = 0;
    int64_t stride = 1;
    for (int64_t dim = shape.size() - 1; dim >= 0; --dim) {
      offset += index[dim] * stride;
      stride *= shape[dim];
    }
    return offset;
  }

  int64_t offset_;
  int64_t stride_;
  int64_t size_;
};

template <typename T>

// Case 2: bytes=1-10 (absolute start and end offsets) -> RangeSpec{false, 1, 10}
// Case 3: bytes=10- (absolute start offset with end offset unspecified) -> RangeSpec{false, 10, -1}
// Case 4: bytes=-30 (suffix length specification) -> RangeSpec{true, -30, -1}
type HTTPRangeSpec struct {
	// Does the range spec refer to a suffix of the object?
	IsSuffixLength bool

	// Start and end offset specified in range spec
	Start, End int64
}

	case elf.ET_REL:
		if offset != 0 {
			return 0, fmt.Errorf("don't know how to handle mapping.Offset")
		}
		return start, nil
	case elf.ET_DYN:
		// The process mapping information, start = start of virtual address range,
		// and offset = offset in the executable file of the start address, tells us

		// offsets that are a multiple of 4. If the offset is not a multiple of 4,
		// then the address of the symbol to be loaded is computed (base + offset)
		// and used as the new base register and the offset field in the instruction
		// can be set to zero.

		// This same problem can happen with gostrings since the final offset is not

// that are known to the runtime.
//
// The first local is a bool called retValid with a whole pointer-word reserved
// for it on the stack. The purpose of this word is so that the runtime knows
// whether the stack-allocated return space contains valid values for stack
// scanning.
//
// The second local is an abi.RegArgs value whose offset is also known to the

	funcnameOffset uintptr // offset to the funcnametab variable from pcHeader
	cuOffset       uintptr // offset to the cutab variable from pcHeader
	filetabOffset  uintptr // offset to the filetab variable from pcHeader
	pctabOffset    uintptr // offset to the pctab variable from pcHeader
	pclnOffset     uintptr // offset to the pclntab variable from pcHeader
}

// and if the offsets match, if they are available.
func adjacent(m1, m2 *Mapping) bool {
	if m1.File != "" && m2.File != "" {
		if m1.File != m2.File {
			return false
		}
	}
	if m1.BuildID != "" && m2.BuildID != "" {
		if m1.BuildID != m2.BuildID {
			return false
		}
	}
	if m1.Limit != m2.Start {
		return false
	}
	if m1.Offset != 0 && m2.Offset != 0 {