Messages in this thread | | | Date | Tue, 07 Apr 2015 14:05:05 -0400 | From | Austin S Hemmelgarn <> | Subject | Re: Why not build kernel with -O3 |
| |
On 2015-04-07 06:09, Mike Galbraith wrote: > On Tue, 2015-04-07 at 15:56 +0800, Pengfei Yuan wrote: >> I am trying legacy GCC versions. >> But I am not able to try different architectures. > > The point of my reply wasn't to get you to actually test the world ;-) > > I was indirectly pointing out that "works for me" is not good enough > justification. Much checking for safety/benefit required. > Safety especially, -O3 is known to cause perfectly standards-compliant code to break in weird ways in user-space.
[unhandled content-type:application/pkcs7-signature] | |