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/* { dg-do compile } */
/* { dg-options "-O -fno-tree-sra -fdump-tree-fre-details" } */
#if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)
typedef int intflt;
#elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
typedef long intflt;
#else
#error Add target support here for type that will union float size
#endif
union U {
intflt i;
float f;
};
intflt foo(int i, int b)
{
union U u;
if (b)
{
i = i << 2;
u.i = i;
return u.f;
}
else
{
i = i << 2;
u.i = i;
return u.f;
}
}
/* { dg-final { scan-tree-dump-times "Replaced u.f with pretmp" 2 "fre" } } */
/* { dg-final { scan-tree-dump-times "Inserted pretmp" 2 "fre" } } */
/* { dg-final { cleanup-tree-dump "fre" } } */
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