[PATCH sis v2 04/15] Fix "suggest parentheses around operand of ‘!’" compiler warnings.

Michel Dänzer michel at daenzer.net
Fri Apr 8 00:17:59 PDT 2011


On Fre, 2011-04-08 at 09:13 +0200, Michel Dänzer wrote: 
> On Don, 2011-04-07 at 23:47 +0300, Timo Aaltonen wrote: 
> > diff --git a/src/sis_utility.c b/src/sis_utility.c
> > index 64d8919..0892cf5 100644
> > --- a/src/sis_utility.c
> > +++ b/src/sis_utility.c
> > @@ -523,7 +523,7 @@ SISSwitchCRT2Type(ScrnInfoPtr pScrn, ULong newvbflags, Bool quiet)
> >      }
> >  #endif
> >  
> > -    if((!(newvbflags & CRT2_ENABLE)) && (!newvbflags & DISPTYPE_CRT1)) {
> > +    if((!(newvbflags & CRT2_ENABLE)) && (!(newvbflags & DISPTYPE_CRT1))) {
> >         if(!quiet) {
> >            xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
> >               "CRT2 can't be switched off while CRT1 is off\n");
> 
> The outer parens around the ! expressions are superfluous. The bug was
> just that the ! was inside the existing parens instead of outside them.

Never mind, I see this matches the style of the existing test that
actually got this logic right.


-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer


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