}

// maxBitStateLen returns the maximum length of a string to search with
// the backtracker using prog.
func maxBitStateLen(prog *syntax.Prog) int {
	if !shouldBacktrack(prog) {
		return 0
	}
	return maxBacktrackVector / len(prog.Inst)
}

// shouldBacktrack reports whether the program is too
// long for the backtracker to run.
func shouldBacktrack(prog *syntax.Prog) bool {
	return len(prog.Inst) <= maxBacktrackProg

// and then the backtracker when there are no captures.
func TestSwitchBacktrack(t *testing.T) {
	re := MustCompile(`a|b`)
	long := make([]byte, maxBacktrackVector+1)

	// The following sequence of Match calls used to panic. See issue #10319.
	re.Match(long)     // triggers standard matcher
	re.Match(long[:1]) // triggers backtracker
}

func BenchmarkFind(b *testing.B) {

	}
	re.Longest()
	if g, w := re.FindString("ab"), "ab"; g != w {
		t.Errorf("longest match was %q, want %q", g, w)
	}
}

// TestProgramTooLongForBacktrack tests that a regex which is too long
// for the backtracker still executes properly.
func TestProgramTooLongForBacktrack(t *testing.T) {

// Class to hold backtrack analysis for a results of a region. Backtrack
// analysis will trace back the definition of return values of regions through
// pass-through operations, so that the return value of the region will have the
// same value as the backtracked value.
class BacktrackAnalysisInfo {
 public:
  // Initializes the backtrack analysis for the given region.

	}
}

// checkCleanBacktrace checks that the given backtrace is well formed and does
// not contain any error messages from GDB.
func checkCleanBacktrace(t *testing.T, backtrace string) {
	backtrace = strings.TrimSpace(backtrace)
	lines := strings.Split(backtrace, "\n")
	if len(lines) == 0 {
		t.Fatalf("empty backtrace")
	}
	for i, l := range lines {

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package cgotest

/*
#include <windows.h>
USHORT backtrace(ULONG FramesToCapture, PVOID *BackTrace) {
#ifdef _AMD64_
	CONTEXT context;
	RtlCaptureContext(&context);
	ULONG64 ControlPc;
	ControlPc = context.Rip;
	int i;
	for (i = 0; i < FramesToCapture; i++) {

class TestOperationMapper implements BuildOperationMapper<ExecuteTestBuildOperationType.Details, DefaultTestDescriptor> {
    private final TestTaskExecutionTracker taskTracker;

    TestOperationMapper(TestTaskExecutionTracker taskTracker) {
        this.taskTracker = taskTracker;
    }

    @Override
    public boolean isEnabled(BuildEventSubscriptions subscriptions) {
        return subscriptions.isRequested(OperationType.TEST);
    }

	re := regexp.MustCompile(`#.* runtime\.sigtramp `)
	if found := re.Find(got) != nil; !found {
		t.Fatalf("could not find sigtramp in backtrace")
	}

	re = regexp.MustCompile("#.* <signal handler called>")
	loc := re.FindIndex(got)
	if loc == nil {
		t.Fatalf("could not find signal handler marker in backtrace")
	}
	rest := got[loc[1]:]

	// Look for any frames after the signal handler. We want to see

		lrOff = 32 // FIXED_FRAME or sys.MinFrameSize
	}
	lrPtr := (*uintptr)(unsafe.Pointer(uintptr(unsafe.Pointer(&arg)) - lrOff))
	*lrPtr = 0xbad

	// Print a backtrace. This should include diagnostics for the
	// bad return PC and a hex dump.
	panic("backtrace")

active loggers:
  admin: warning
  aws: warning
  assert: warning
  backtrace: warning
  client: warning
  config: warning
  connection: warning
  dubbo: warning
  file: warning
  filter: warning
  forward_proxy: warning
  grpc: warning
  hc: warning
  health_checker: warning
  http: warning
  http2: warning
  hystrix: warning
  init: warning
  io: warning
  jwt: warning
  kafka: warning
  lua: warning