buggy optimization levels...

Kris Kennaway kris at obsecurity.org
Thu Jul 31 15:51:39 PDT 2003


On Mon, Jul 14, 2003 at 05:37:45PM -0400, Chuck Swiger wrote:
> Hi, all--
> 
> The "known bugs" section of the GCC info documentation lists 5 issues; "man 
> gcc" lists none.  Can someone provide a test case for a bug involving "cc 
> -O" versus "cc -O3" under FreeBSD 4-STABLE for the x86 architecture?

Probably not, or it would have already been fixed.

The warning against using FreeBSD with settings higher than -O1 (==
-O) is because it often causes bugs that are difficult to track down
(e.g. some aspect of the kernel just doesn't work properly).

Kris
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