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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [pr22230.c] - Rev 298

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/* { dg-do run } */
/* { dg-options "-O1 -ftree-vrp" } */
 
/* PR tree-optimization/22230
 
   The meet of the ranges in "i*i" was not computed correctly, leading
   gcc to believe that a was equal to 0 after the loop.  */
 
extern void abort (void) __attribute__((noreturn));
 
int main (void)
{
  long a, i;
 
  for (i = 0; i < 5; i++)
    a = i * i;
  if (a != 16)
    abort ();
  return 0;
}
 
 

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