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/* Verify straight-line strength reduction for array
subscripting.
elems[n-1] is reduced to elems + n * 4 + 0xffffffff * 4, only when
pointers are of the same size as that of int (assuming 4 bytes). */
/* { dg-do run } */
/* { dg-options "-O2" } */
struct data
{
unsigned long elms[1];
} gData;
void __attribute__((noinline))
foo (struct data *dst, unsigned int n)
{
dst->elms[n - 1] &= 1;
}
int
main ()
{
foo (&gData, 1);
return 0;
}
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