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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [nrv1.c] - Blame information for rev 867

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/* Test that the NRV optimization doesn't cause a1 to change too soon.  This
   is equivalent to c++/19317.  */
/* { dg-do run } */
 
void abort (void);
 
struct A
{
  int i[100];
};
 
struct A a1;
 
struct A f ()
{
  struct A a2;
  a2.i[0] = 42;
  /* a1.i[0] should still be 0 until we return. */
  if (a1.i[0] != 0)
    abort ();
  return a2;
}
 
int main()
{
  a1 = f();
  return 0;
}

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* Test that the NRV optimization doesn't cause a1 to change too soon. This`
2			`is equivalent to c++/19317. */`
3			`/* { dg-do run } */`
4
5			`void abort (void);`
6
7			`struct A`
8			`{`
9			`int i[100];`
10			`};`
11
12			`struct A a1;`
13
14			`struct A f ()`
15			`{`
16			`struct A a2;`
17			`a2.i[0] = 42;`
18			`/* a1.i[0] should still be 0 until we return. */`
19			`if (a1.i[0] != 0)`
20			`abort ();`
21			`return a2;`
22			`}`
23
24			`int main()`
25			`{`
26			`a1 = f();`
27			`return 0;`
28			`}`

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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [nrv1.c] - Blame information for rev 867