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/* PR tree-optimization/51987 */
/* { dg-do run { target { ! { ia32 } } } } */
/* { dg-options "-O3" } */
extern void abort (void);
union U { unsigned long long l; struct { unsigned int l, h; } i; };
__attribute__((noinline, noclone)) void
foo (char *x, char *y)
{
int i;
for (i = 0; i < 64; i++)
{
union U u;
asm ("movl %1, %k0; salq $32, %0" : "=r" (u.l) : "r" (i));
x[i] = u.i.h;
union U v;
asm ("movl %1, %k0; salq $32, %0" : "=r" (v.l) : "r" (i));
y[i] = v.i.h;
}
}
int
main ()
{
char a[64], b[64];
int i;
foo (a, b);
for (i = 0; i < 64; i++)
if (a[i] != i || b[i] != i)
abort ();
return 0;
}
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