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/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre1" } */
int x;
int foo (void)
{
x = 1;
return __builtin_ffs (x);
}
/* { dg-final { scan-tree-dump-not "ffs" "fre1" } } */
/* { dg-final { cleanup-tree-dump "fre1" } } */
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