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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [pr23584.c] - Blame information for rev 823

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/* Regression test for PR middle-end/23584 */
/* Verify that dereferencing an absolute address inside of a function
   makes that function impure.  */
 
/* { dg-do compile } */
/* { dg-options "-O1 -fdump-ipa-pure-const" } */
 
int test1 (void)
{
  return * (volatile int *) 0x1234;
}
 
int test2 (void)
{
  int local = * (volatile int *) 0x1234;
  return local;
}
 
/* { dg-final { scan-ipa-dump-not "found to be pure: test1" "pure-const" } } */
/* { dg-final { scan-ipa-dump-not "found to be pure: test2" "pure-const" } } */
/* { dg-final { cleanup-ipa-dump "pure-const" } } */

Line No.	Rev	Author	Line
1	149	jeremybenn	`/* Regression test for PR middle-end/23584 */`
2			`/* Verify that dereferencing an absolute address inside of a function`
3			`makes that function impure. */`
4
5			`/* { dg-do compile } */`
6			`/* { dg-options "-O1 -fdump-ipa-pure-const" } */`
7
8			`int test1 (void)`
9			`{`
10			`return * (volatile int *) 0x1234;`
11			`}`
12
13			`int test2 (void)`
14			`{`
15			`int local = * (volatile int *) 0x1234;`
16			`return local;`
17			`}`
18
19			`/* { dg-final { scan-ipa-dump-not "found to be pure: test1" "pure-const" } } */`
20			`/* { dg-final { scan-ipa-dump-not "found to be pure: test2" "pure-const" } } */`
21			`/* { dg-final { cleanup-ipa-dump "pure-const" } } */`

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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [pr23584.c] - Blame information for rev 823