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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [g++.dg/] [init/] [copy7.C] - Blame information for rev 338

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// PR c++/39480
// It isn't always safe to call memcpy with identical arguments.
// { dg-do run }
 
extern "C" void abort();
extern "C" void *
memcpy(void *dest, void *src, __SIZE_TYPE__ n)
{
  if (dest == src)
    abort();
  else
    {
      __SIZE_TYPE__ i;
      for (i = 0; i < n; i++)
        ((char *)dest)[i] = ((const char*)src)[i];
    }
}
 
struct A
{
  double d[10];
};
 
struct B: public A
{
  char bc;
};
 
B b;
 
void f(B *a1, B* a2)
{
  *a1 = *a2;
}
 
int main()
{
  f(&b,&b);
}

Line No.	Rev	Author	Line
1	301	jeremybenn	`// PR c++/39480`
2			`// It isn't always safe to call memcpy with identical arguments.`
3			`// { dg-do run }`
4
5			`extern "C" void abort();`
6			`extern "C" void *`
7			`memcpy(void dest, void src, __SIZE_TYPE__ n)`
8			`{`
9			`if (dest == src)`
10			`abort();`
11			`else`
12			`{`
13			`__SIZE_TYPE__ i;`
14			`for (i = 0; i < n; i++)`
15			`((char )dest)[i] = ((const char)src)[i];`
16			`}`
17			`}`
18
19			`struct A`
20			`{`
21			`double d[10];`
22			`};`
23
24			`struct B: public A`
25			`{`
26			`char bc;`
27			`};`
28
29			`B b;`
30
31			`void f(B a1, B a2)`
32			`{`
33			`a1 = a2;`
34			`}`
35
36			`int main()`
37			`{`
38			`f(&b,&b);`
39			`}`

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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [g++.dg/] [init/] [copy7.C] - Blame information for rev 338