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/* { dg-do compile } */
/* { dg-require-effective-target bswap } */
/* { dg-options "-O2 -fdump-tree-bswap" } */
/* { dg-additional-options "-march=z900" { target s390-*-* } } */
struct L { unsigned int l[2]; };
union U { double a; struct L l; } u;
void
foo (double a, struct L *p)
{
u.a = a;
struct L l = u.l, m;
m.l[0] = (((l.l[1] & 0xff000000) >> 24)
| ((l.l[1] & 0x00ff0000) >> 8)
| ((l.l[1] & 0x0000ff00) << 8)
| ((l.l[1] & 0x000000ff) << 24));
m.l[1] = (((l.l[0] & 0xff000000) >> 24)
| ((l.l[0] & 0x00ff0000) >> 8)
| ((l.l[0] & 0x0000ff00) << 8)
| ((l.l[0] & 0x000000ff) << 24));
*p = m;
}
void
bar (double a, struct L *p)
{
foo (a, p);
}
/* { dg-final { scan-tree-dump-times "32 bit bswap implementation found at" 2 "bswap" } } */
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