go func() {
			runtime.LockOSThread()
			for {
				select {
				case <-done:
					return
				default:
					runtime.Gosched()
				}
			}
		}()

		runtime.GC()
		// Trigger GC from malloc.
		n := 512
		for i := 0; i < n; i++ {
			_ = make([]byte, 1<<20)
		}

		// Create a bunch of busy goroutines to load all Ps.
		for p := 0; p < 10; p++ {
			wg.Add(1)
			go func() {

  int32_t bytes = data_.size()                            // size of content
                  + sizeof(int32_t) * (num_strings + 2);  // size of header
  // Caller will take ownership of buffer.
  *buffer = reinterpret_cast<char*>(malloc(bytes));

  if (*buffer == nullptr) {
    return -1;
  }

  // Set num of string
  //
  // NOTE: The string buffer is accessed here as if it's native endian (instead

  }

  char file_name[100];
  time_t t = time(NULL);
  snprintf(file_name, sizeof(file_name), "test-%d-%ld.txt", getpid(), t);

  size_t length = 2 + strlen(path) + strlen(file_name);
  char* full_path = malloc(length);
  snprintf(full_path, length, "%s/%s", path, file_name);

  TF_WritableFileHandle* h;
  TF_Status* status = TF_NewStatus();
  TF_NewWritableFile(full_path, &h, status);
  if (TF_GetCode(status) != TF_OK) {

// they might have been locked at the time of the fork. This means
// no rescheduling, no malloc calls, and no new stack segments.
//
// We call hand-crafted syscalls, implemented in
// ../runtime/syscall_solaris.go, rather than generated libc wrappers
// because we need to avoid lazy-loading the functions (might malloc,
// split the stack, or acquire mutexes). We can't call RawSyscall

			}
		})
	}
}

func TestMallocCrashesOnNil(t *testing.T) {
	testenv.MustHaveCGO(t)
	testenv.MustHaveGoRun(t)
	t.Parallel()

	cmd := exec.Command("go", "run", path("malloc.go"))
	out, err := cmd.CombinedOutput()
	if err == nil {
		t.Logf("%#q:\n%s", strings.Join(cmd.Args, " "), out)
		t.Fatalf("succeeded unexpectedly")
	}
}

func TestNotMatchedCFunction(t *testing.T) {

// Copyright 2016 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build ignore

// Generate tables for small malloc size classes.
//
// See malloc.go for overview.
//
// The size classes are chosen so that rounding an allocation
// request up to the next size class wastes at most 12.5% (1.125x).
//

  mlir::OpBuilder builder(&ctx);
  auto module_op = builder.create<mlir::ModuleOp>(builder.getUnknownLoc());
  // Destroy by calling destroy() to avoid memory leak since it is allocated
  // with malloc().
  const absl::Cleanup module_op_cleanup = [module_op] { module_op->destroy(); };

  const mlir::LogicalResult result = pm.run(module_op);
  EXPECT_FALSE(failed(result));

// memory is allocated to pass the Tensor to the C API. The allocated memory
// satisfies TensorFlow's memory alignment preferences and should be preferred
// over calling malloc and free.
//
// The caller must set the Tensor values by writing them to the pointer returned
// by TF_TensorData with length TF_TensorByteSize.
TF_CAPI_EXPORT extern TF_Tensor* TF_AllocateTensor(TF_DataType,

func TestSearchWrappersDontAlloc(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping malloc count in short mode")
	}
	if runtime.GOMAXPROCS(0) > 1 {
		t.Skip("skipping; GOMAXPROCS>1")
	}
	allocs := testing.AllocsPerRun(100, runSearchWrappers)
	if allocs != 0 {
		t.Errorf("expected no allocs for runSearchWrappers, got %v", allocs)
	}
}

func BenchmarkSearchWrappers(b *testing.B) {
	for i := 0; i < b.N; i++ {

  // delete[].  Returns the cloned string, or NULL if the input is
  // NULL.
  //
  // This is different from strdup() in string.h, which allocates
  // memory using malloc().
  static const char* CloneCString(const char* c_str);

#if GTEST_OS_WINDOWS_MOBILE
  // Windows CE does not have the 'ANSI' versions of Win32 APIs. To be