[PATCH] make sure compiler supports warning flags

[Mike Frysinger]

On Thu, Feb 26, 2009 at 02:43, Artem Bityutskiy wrote:
> On Wed, 2009-02-25 at 18:38 -0500, Mike Frysinger wrote:
>> Some compilers (like gcc-3.3) don't support all the newer -W flags that we
>> are using.  So import the compiler check found in the kernel and test each
>> flag we add.  The := is important so we only do the compiler tests once
>> per `make` rather than every time we compile a file.
>>
>> Signed-off-by: Mike Frysinger <vapier at gentoo.org>
>
> Looks fine for me, but I cannot really review this, so lets wait a
> little, and if there are no complaints I'll push it. Thanks!

that's good because i just realized i left stupid debugging echo in there :/
-mike