package main

/*
#include <stdlib.h>
#include <stdio.h>

void test(int* a) {
	// Access Go pointer out of bounds.
	a[3] = 300;          // BOOM
	// We shouldn't get here; asan should stop us first.
	printf("a[3]=%d\n", a[3]);
}*/
import "C"

func main() {
	var cIntArray [2]C.int
	C.test(&cIntArray[0]) // cIntArray is moved to heap.

import (
	"fmt"
	"unsafe"
)

func main() {
	a := C.f()
	q5 := (*C.int)(unsafe.Add(unsafe.Pointer(a), 4*5))
	// Access to C pointer out of bounds.
	*q5 = 100 // BOOM
	// We shouldn't get here; asan should stop us first.
	fmt.Printf("q5: %d, %x\n", *q5, q5)

package main

/*
#include <stdlib.h>
#include <stdio.h>

void test(int *a) {
	// Access Go pointer out of bounds.
	int c = a[5];        // BOOM
	// We shouldn't get here; asan should stop us first.
	printf("a[5]=%d\n", c);
}
*/
import "C"

func main() {
	cIntSlice := []C.int{200, 201, 203, 203, 204}
	C.test(&cIntSlice[0])

  int32_t * volatile q = (int32_t *)malloc(sizeof(int32_t) * n);
  memcpy(p, q, n * sizeof(*p));
  free(q);
}

void g(int32_t *p, int n) {
  if (p[4] != 1) {
    // We shouldn't get here; msan should stop us first.
    exit(0);
  }
}
*/
import "C"

import (
	"unsafe"
)

func main() {
	a := make([]int32, 10)
	C.f((*C.int32_t)(unsafe.Pointer(&a[0])), C.int(len(a)))
	a[3] = 1

	go func() {
		f()
		close(done)
	}()

	timer := time.NewTimer(quiescent)
	defer timer.Stop()
	select {
	case <-done:
		t.Fatalf("%s unexpectedly did not block", desc)
	case <-timer.C:
	}

	return func(t *testing.T) {
		logTimer := time.NewTimer(quiescent)
		defer logTimer.Stop()

		select {
		case <-logTimer.C:
			// We expect the operation to have unblocked by now,

		var err error
		ctx, close, err = trace.Start(ctx, cfg.DebugTrace)
		if err != nil {
			base.Fatalf("failed to start trace: %v", err)
		}
		defer func() {
			if err := close(); err != nil {
				base.Fatalf("failed to stop trace: %v", err)
			}
		}()
	}

	ctx, span := trace.StartSpan(ctx, fmt.Sprint("Running ", cmd.Name(), " command"))
	defer span.Done()

	work.BuildInit()
	work.VetFlags = vetFlags
	if len(vetFlags) > 0 {

	if err == nil {
		c := make(chan os.Signal, 100)
		signal.Notify(c)
		go func() {
			for sig := range c {
				toolCmd.Process.Signal(sig)
			}
		}()
		err = toolCmd.Wait()
		signal.Stop(c)
		close(c)
	}
	if err != nil {
		// Only print about the exit status if the command
		// didn't even run (not an ExitError) or it didn't exit cleanly
		// or we're printing command lines too (-x mode).

	"syscall"
)

/*
#cgo CFLAGS: -g -fsanitize=thread
#cgo LDFLAGS: -g -fsanitize=thread
*/
import "C"

func main() {
	c := make(chan os.Signal, 1)
	signal.Notify(c, syscall.SIGUSR1)
	defer signal.Stop(c)
	syscall.Kill(syscall.Getpid(), syscall.SIGUSR1)
	<-c

	if err := cmd.Start(); err != nil {
		t.Fatal(err)
	}

	timer := time.AfterFunc(time.Minute,
		func() {
			t.Error("test program timed out")
			cmd.Process.Kill()
		},
	)
	defer timer.Stop()

	err = cmd.Wait()
	t.Logf("%v\n%s", cmd.Args, sb)
	if err != nil {
		t.Error(err)
	}
}

// Issue 49288.
func TestPreemption(t *testing.T) {
	if runtime.Compiler == "gccgo" {

						fmt.Fprintf(os.Stderr, "warning: ignoring symlink %s\n", pkgDir)
					}
				}
				return nil
			}

			if !want {
				return filepath.SkipDir
			}
			// Stop at module boundaries.
			if (prune&pruneGoMod != 0) && pkgDir != root {
				if fi, err := os.Stat(filepath.Join(pkgDir, "go.mod")); err == nil && !fi.IsDir() {
					return filepath.SkipDir
				}
			}