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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr7284-1.c] - Blame information for rev 301

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/* Signed left-shift is implementation-defined in C89 (and see
   DR#081), not undefined.  Bug 7284 from Al Grant (AlGrant at
   myrealbox.com).  */
 
/* { dg-options "-std=c89" } */
 
extern void abort (void);
extern void exit (int);
 
int
f (int n)
{
  return (n << 24) / (1 << 23);
}
 
volatile int x = 128;
 
int
main (void)
{
  if (f(x) != -256)
    abort ();
  exit (0);
}

Line No.	Rev	Author	Line
1	297	jeremybenn	`/* Signed left-shift is implementation-defined in C89 (and see`
2			`DR#081), not undefined. Bug 7284 from Al Grant (AlGrant at`
3			`myrealbox.com). */`
4
5			`/* { dg-options "-std=c89" } */`
6
7			`extern void abort (void);`
8			`extern void exit (int);`
9
10			`int`
11			`f (int n)`
12			`{`
13			`return (n << 24) / (1 << 23);`
14			`}`
15
16			`volatile int x = 128;`
17
18			`int`
19			`main (void)`
20			`{`
21			`if (f(x) != -256)`
22			`abort ();`
23			`exit (0);`
24			`}`

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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr7284-1.c] - Blame information for rev 301