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/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */
_Bool f1(_Bool x)
{
return !!x;
}
/* There should be no != 0 which is produced by the front-end as
bool_var != 0 is the same as bool_var. */
/* { dg-final { scan-tree-dump-times "!= 0" 0 "optimized"} } */
/* There should be no subfe for powerpc. Check if we actually optimized
away the comparison. */
/* { dg-final { scan-assembler-times "subfe" 0 { target powerpc*-*-* } } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */
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