Messages in this thread | | | Date | Thu, 21 Apr 2011 22:08:36 +0200 | From | Sam Ravnborg <> | Subject | Re: annoying new gcc 4.6.0 warnings. |
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On Thu, Apr 21, 2011 at 03:58:02PM -0400, Dave Jones wrote: > On Thu, Apr 21, 2011 at 12:44:46PM -0700, Joe Perches wrote: > > On Thu, 2011-04-21 at 12:39 -0700, David Daney wrote: > > > Would it make any sense to add a config option to enable the spew for > > > those that wanted to see it? > > > > Add it to make W=1 instead? > > See commit 4a5838ad9d2d > > This patch does that. Though I question the usefulness of W=1. > I just built powernow-k8.o with W=1, and got 4030 lines of output. > That's just insane.
It was discussed to do: W=1 - the most usefull warnings W=2 - the less usefull warnings W=3 - the noise
Or somthing like that. But no-one stepped up doing the classification then. Should be simple to do.
My gcc (4.3.2) barfed over -Wno-unused-but-set-variable. So your patch needs to check if the option is supported.
Sam
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