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/* PR c/37261 */
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
 
unsigned
foo (int x)
{
  unsigned a = ((x & 1) | 2) & 0x80000000;      /* { dg-bogus "integer overflow in expression" } */
  unsigned b = ((x & 2) | 2) & 0x80000000;      /* { dg-bogus "integer overflow in expression" } */
  unsigned c = ((x & 4) | 2) & 0x80000000;      /* { dg-bogus "integer overflow in expression" } */
  return a + b + c;
}
 
/* { dg-final { scan-tree-dump "return 0" "optimized" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */

Line No.	Rev	Author	Line
1	689	jeremybenn	`/* PR c/37261 */`
2			`/* { dg-do compile } */`
3			`/* { dg-options "-O2 -fdump-tree-optimized" } */`
4
5			`unsigned`
6			`foo (int x)`
7			`{`
8			`unsigned a = ((x & 1) \| 2) & 0x80000000; /* { dg-bogus "integer overflow in expression" } */`
9			`unsigned b = ((x & 2) \| 2) & 0x80000000; /* { dg-bogus "integer overflow in expression" } */`
10			`unsigned c = ((x & 4) \| 2) & 0x80000000; /* { dg-bogus "integer overflow in expression" } */`
11			`return a + b + c;`
12			`}`
13
14			`/* { dg-final { scan-tree-dump "return 0" "optimized" } } */`
15			`/* { dg-final { cleanup-tree-dump "optimized" } } */`

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [pr37261.c] - Blame information for rev 708