1  /* Check that the combination of -Os and -fprefetch-loop-arrays does not
       2     cause the compiler to crash, which it originally did on i?86.
       3     Warnings are turned off because not all targets support prefetch.  */
       4  
       5  /* { dg-do compile } */
       6  /* { dg-options "-Os -fprefetch-loop-arrays -w" } */
       7  /* { dg-options "-Os -fprefetch-loop-arrays -mtune=pentium3 -w" { target { { i?86-*-* x86_64-*-* } && ia32 } } } */
       8  
       9  int foo (int *p, int n)
      10  {
      11    int i, r;
      12    for (i = 0; i < n; i++)
      13      r += p[i];
      14    return r;
      15  }