>> It is supported, but someone broke it.
>
>Since when? Every so often someone comes along (from a pool of maybe 5
>people who _don't_ use -O) and complains about it being broken. If
My last fix for a -O related bug was on 1999/05/13 for brooktree.c
(memcmp() was used, but memcmp() doesn't exist in the kernel unless
the kernel is compiled with -O and without -fno-builtin). I didn't
check that -O actually worked :-).
>So I was right (in my way that totally denies any type of actual understanding
>;)? You're the one to have delved deep into GCC :)
I just read the buggy code.
Bruce
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