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/* { dg-do run } */
/* { dg-require-effective-target ilp32 } */
/* { dg-options "-O2 -mpreferred-stack-boundary=2 -march=i686 -frename-registers" } */
extern void abort (void) __attribute__((noreturn));
struct wrapper {
union setconflict
{
short a[20];
int b[10];
} a;
};
int
main ()
{
int sum = 0;
{
struct wrapper a;
short *c;
c = a.a.a;
asm ("": "=r" (c):"0" (c));
*c = 0;
asm ("": "=r" (c):"0" (c));
sum += *c;
}
{
struct wrapper a;
int *c;
c = a.a.b;
asm ("": "=r" (c):"0" (c));
*c = 1;
asm ("": "=r" (c):"0" (c));
sum += *c;
}
if (sum != 1)
abort();
return 0;
}
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