// buffer for counter values.
	var ctrbuf, srcbuf [2048]byte
	for len(src) >= 16 {
		siz := len(src)
		if len(src) > len(ctrbuf) {
			siz = len(ctrbuf)
		}
		siz &^= 0xf // align siz to 16-bytes
		copy(srcbuf[:], src[:siz])
		cryptBlocksGCM(g.block.function, g.block.key, dst[:siz], srcbuf[:siz], ctrbuf[:], cnt)
		src = src[siz:]
		dst = dst[siz:]
	}
	if len(src) > 0 {

			}

			var decBuf bytes.Buffer
			decRdr := s2.NewReader(&rdrBuf)
			_, err = io.Copy(&decBuf, decRdr)
			if err != nil {
				t.Fatal(err)
			}

			if !bytes.Equal(tt.data, decBuf.Bytes()) {
				t.Errorf("roundtrip failed\n\t%q\n\t%q", tt.data, decBuf.Bytes())
			}
		})
	}
}

func Test_pathNeedsClean(t *testing.T) {
	type pathTest struct {

	} else if len(pcBuf) > 0 && pcBuf[0] == logicalStackSentinel {
		// pcBuf contains logical rather than inlined frames, skip has already been
		// applied, just return it without the sentinel value in pcBuf[0].
		return copy(dst, pcBuf[1:])
	}

	var (
		n          int
		lastFuncID = abi.FuncIDNormal
		skip       = pcBuf[0]
		// skipOrAdd skips or appends retPC to newPCBuf and returns true if more
		// pcs can be added.

	"fmt"
	"math"
)

type sehbuf struct {
	ctxt *obj.Link
	data []byte
	off  int
}

func newsehbuf(ctxt *obj.Link, nodes uint8) sehbuf {
	// - 8 bytes for the header
	// - 2 bytes for each node
	// - 2 bytes in case nodes is not even
	size := 8 + nodes*2
	if nodes%2 != 0 {
		size += 2
	}
	return sehbuf{ctxt, make([]byte, size), 0}
}

func (b *sehbuf) write8(v uint8) {
	b.data[b.off] = v

			}

			dec := NewDecoder(&buf)
			var decBuf bytes.Buffer
			w := struct{ io.Writer }{&decBuf} // io.Writer only; not io.ReaderFrom
			if _, err := io.CopyBuffer(w, dec, make([]byte, 7)); err != nil || decBuf.Len() != len(input) {
				t.Errorf("decoder.Read(%q*%d) = (%d, %v), want (%d, nil)", test.enc, multiplier, decBuf.Len(), err, len(input))
			}

			if !bytes.Equal(decBuf.Bytes(), input) {

    for (int i = 0; i < PyList_GET_SIZE(py_denylist); ++i) {
      PyObject* value = PyList_GetItem(py_denylist, i);
      char* str_buf;
      Py_ssize_t length;
      if (ConvertFromPyString(value, &str_buf, &length) == -1) {
        return -1;
      }
      string_set->emplace(str_buf, length);
    }
  }
  if (PySet_Check(py_denylist)) {
    auto* tmp = PySet_New(py_denylist);
    while (PySet_GET_SIZE(tmp)) {

		// and stderr is an expectation in string format.
		var traceBuf, errBuf bytes.Buffer
		cmd.Stdout = &traceBuf
		cmd.Stderr = &errBuf
		// Run the program.
		if err := cmd.Run(); err != nil {
			if errBuf.Len() != 0 {
				t.Logf("stderr: %s", string(errBuf.Bytes()))
			}
			t.Fatal(err)
		}
		tb := traceBuf.Bytes()

		// Test the trace and the parser.

            hlQueries[i] = highlightTagPre + queries[i] + highlightTagPost;
        }
        while (m.find()) {
            segBuf.setLength(0);
            m.appendReplacement(segBuf, StringUtil.EMPTY);
            String segment = segBuf.toString();
            for (int i = 0; i < queries.length; i++) {

	// pcbuf which is usually given to us by our caller. When it's not, we have
	// to allocate one here. This will only happen for goroutines that were in a
	// syscall when the goroutine profile started or for goroutines that manage
	// to execute before we finish iterating over all the goroutines.
	if pcbuf == nil {
		pcbuf = makeProfStack()
	}

	var u unwinder

		return 0
	}

	ctxt := u.g.ptr().cgoCtxt[u.cgoCtxt]
	u.cgoCtxt--
	cgoContextPCs(ctxt, pcBuf)
	for i, pc := range pcBuf {
		if pc == 0 {
			return i
		}
	}
	return len(pcBuf)
}

// tracebackPCs populates pcBuf with the return addresses for each frame from u
// and returns the number of PCs written to pcBuf. The returned PCs correspond
// to "logical frames" rather than "physical frames"; that is if A is inlined