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According to one of the "Linux Core Kernel Commentary" books, compiling |
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the kernel with the -O3 flag is a BAD idea. The kernel expects some |
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functions to be in certain places and using -O3 could cause them to be |
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inlined when they shouldn't, makeing the kernel unstable or broken. |
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|
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On Mon, 2003-04-14 at 11:37, Peter Fein wrote: |
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> On Mon, 14 Apr 2003 23:18:59 +0800 |
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> Daniel Armyr <daniel.armyr@××××.se> wrote: |
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> |
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> > After quite a few compiles, It seems to me that the compilation of |
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> > kernels does not respect CFPAGS or CXXFLAGS settings. Is this true? If |
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> > so, is there a reason besides "If people compile the kernel with the |
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> > optimizations they want, their kernel will be mangled into oblivion."? |
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> |
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> La la la .... |
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> |
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> http://forums.gentoo.org/viewtopic.php?t=24849 |
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-- |
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Cliff Free <anaranjado@×××××××××.net> |
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-- |
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gentoo-dev@g.o mailing list |