>                          return (infnan(-ERANGE));
>                          return (infnan(EDOM));
>                          return (infnan(ERANGE));

>   237:   fb 01 ef c2     calls $0x1,0 <__log__D>
>   23b:   fd ff ff
>   23e:   6e 50 50        cvtld r0,r0
>   241:   04              ret

>   248:   fb 01 ef b1     calls $0x1,0 <__log__D>
>   24c:   fd ff ff
>   24f:   6e 50 50        cvtld r0,r0
>   252:   04              ret

>   256:   fb 01 ef a3     calls $0x1,0 <__log__D>
>   25a:   fd ff ff
>   25d:   6e 50 50        cvtld r0,r0
>   260:   04              ret

In addition to the finite() issue, I note that infnan() is being
treated as returning int, not double.  This strikes me as probably not
what you want.

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