回答編集履歴
2
回答に追記
answer
CHANGED
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@@ -43,4 +43,23 @@
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43
43
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44
44
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00007FFFFFFED210-00007FFFFFFED211
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45
45
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46
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-
うーん、再現しませんねー
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46
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+
うーん、再現しませんねー
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47
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+
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48
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+
---
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49
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+
別回答にあったようにちょっと実験
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50
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+
```C
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51
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+
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52
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+
int main()
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53
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+
{
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54
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+
unsigned char* test=(void*)0x7ffffffed210; //0x7ffffffed210が先頭メモリ
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55
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+
unsigned char *pointer;
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56
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+
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57
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+
pointer = (int)move_add(test);
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|
58
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+
printf("%p-%p\n",test,pointer); //0xfffffffffffed211
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59
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+
return 0;
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|
60
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+
}
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61
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+
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62
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+
```
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|
63
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+
00007FFFFFFED210-FFFFFFFFFFFED211
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|
64
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+
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65
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+
なるほど、そゆことねｗ
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1
回答に追記
answer
CHANGED
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@@ -1,3 +1,46 @@
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1
1
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pointer = move_add(test);
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2
2
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3
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-
とやってみよう
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3
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+
とやってみよう
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4
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+
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5
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+
---
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6
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+
```C
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|
7
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+
unsigned char *move_add(unsigned char *recv_p)
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8
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+
{
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9
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+
recv_p++;
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|
10
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+
return recv_p; //0x7ffffffed211
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|
11
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+
}
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12
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+
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13
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+
int main()
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|
14
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+
{
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15
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+
unsigned char test[100]; //0x7ffffffed210が先頭メモリ
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16
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+
unsigned char *pointer;
|
|
17
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+
|
|
18
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+
pointer = move_add(test);
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|
19
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+
printf("%p-%p\n",test,pointer); //0xfffffffffffed211
|
|
20
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+
return 0;
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|
21
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+
}
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|
22
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+
|
|
23
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+
```
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24
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+
実行結果
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|
25
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+
000000000061FDB0-000000000061FDB1
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26
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+
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27
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+
ウチではこうなりますね
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|
28
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+
|
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29
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+
ついでに
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|
30
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+
```C
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|
31
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+
|
|
32
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+
int main()
|
|
33
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+
{
|
|
34
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+
unsigned char* test=(void*)0x7ffffffed210; //0x7ffffffed210が先頭メモリ
|
|
35
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+
unsigned char *pointer;
|
|
36
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+
|
|
37
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+
pointer = move_add(test);
|
|
38
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+
printf("%p-%p\n",test,pointer); //0xfffffffffffed211
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|
39
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+
return 0;
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|
40
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+
}
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|
41
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+
|
|
42
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+
```
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|
43
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+
|
|
44
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+
00007FFFFFFED210-00007FFFFFFED211
|
|
45
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+
|
|
46
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+
うーん、再現しませんねー
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