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SubjectRe: gcc 3.0.2/kernel details (-O issue)
On Wed, 19 Dec 2001, devik wrote:

> Hello,
> just another crash report. But interesting one IMHO.
> When I compile 2.3.16/SMP with gcc 3.0.2 then it works.
> But when I changed -O2 to -O (compile speed reasons)
> the compilation succeeded but kernel crashed during
> boot (in sys_sigreturn).

The kernel relies on features turned on by -O2 and will not function
properly with just -O of any version of gcc.

Two penguins were walking on an iceberg. The first penguin said to the
second, "you look like you are wearing a tuxedo." The second penguin
said, "I might be..." --David Lynch, Twin Peaks

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