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/* PR tree-optimization/82389 */
/* { dg-do compile { target lp64 } } */
/* { dg-options "-w -O3" } */
struct S { char s[0x40000000]; } s;
void
foo (struct S *p)
{
char b[0x0ffffffff0000000L];
*(struct S *)&b[0x0fffffffef000000L] = s;
*p = *(struct S *)&b[0x0fffffffefffffffL];
}
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