40 lines
709 B
40 lines
709 B
8 years ago
|
/*
|
||
|
|
* Copyright (c) 2017 - present Facebook, Inc.
|
||
|
|
* All rights reserved.
|
||
|
|
*
|
||
|
|
* This source code is licensed under the BSD style license found in the
|
||
|
|
* LICENSE file in the root directory of this source tree. An additional grant
|
||
|
|
* of patent rights can be found in the PATENTS file in the same directory.
|
||
|
|
*/
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
struct S {
|
||
|
|
std::vector<int> l;
|
||
|
|
S* next;
|
||
|
|
std::atomic<void*> ptr;
|
||
|
|
};
|
||
|
|
|
||
|
|
class C {
|
||
|
|
void foo_Bad();
|
||
|
|
void goo();
|
||
|
|
S head_;
|
||
|
|
};
|
||
|
|
|
||
|
|
void C::foo_Bad() {
|
||
|
|
while (1) {
|
||
|
|
S* t = head_.next;
|
||
|
|
int x = t->l.size();
|
||
|
|
void* ptr = t->ptr;
|
||
|
|
int a[5];
|
||
|
|
a[10] = 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void C::goo() {
|
||
|
|
while (1) {
|
||
|
|
S* t = head_.next;
|
||
|
|
int x = t->l.size();
|
||
|
|
void* ptr = t->ptr;
|
||
|
|
}
|
||
|
|
}
|