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Subversion Repositories openrisc_2011-10-31

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [pr41239.c] - Rev 297

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/* PR rtl-optimization/41239 */
 
struct S
{
  short nargs;
  unsigned long arg[2];
};
 
extern void abort (void);
extern void exit (int);
extern char fn1 (int, const char *, int, const char *, const char *);
extern void fn2 (int, ...);
extern int fn3 (int);
extern int fn4 (const char *fmt, ...) __attribute__ ((format (printf, 1, 2)));
 
unsigned long
test (struct S *x)
{
  signed int arg1 = x->arg[0];
  long int arg2 = x->arg[1];
 
  if (arg2 == 0)
    (fn1 (20, "foo", 924, __func__, ((void *) 0))
     ? (fn2 (fn3 (0x2040082), fn4 ("division by zero")))
     : (void) 0);
 
  return (long int) arg1 / arg2;
}
 
int
main (void)
{
  struct S s = { 2, { 5, 0 } };
  test (&s);
  abort ();
}
 
__attribute__((noinline)) char
fn1 (int x, const char *y, int z, const char *w, const char *v)
{
  asm volatile ("" : : "r" (w), "r" (v) : "memory");
  asm volatile ("" : "+r" (x) : "r" (y), "r" (z) : "memory");
  return x;
}
 
__attribute__((noinline)) int
fn3 (int x)
{
  asm volatile ("" : "+r" (x) : : "memory");
  return x;
}
 
__attribute__((noinline)) int
fn4 (const char *x, ...)
{
  asm volatile ("" : "+r" (x) : : "memory");
  return *x;
}
 
__attribute__((noinline)) void
fn2 (int x, ...)
{
  asm volatile ("" : "+r" (x) : : "memory");
  if (x)
    /* Could be a longjmp or throw too.  */
    exit (0);
}
 

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