Re: [patch 00/2] improve .text size on gcc 4.0 and newer compilers

From: Krzysztof Halasa
Date: Wed Dec 28 2005 - 19:17:19 EST


Ingo Molnar <mingo@xxxxxxx> writes:

>> gcc version 4.0.2 20051109 (Red Hat 4.0.2-6)

> another thing: i wanted to decrease the size of -Os
> (CONFIG_CC_OPTIMIZE_FOR_SIZE) kernels, which e.g. Fedora uses too (to
> keep the icache footprint down).

Remember the above gcc miscompiles the x86-32 kernel with -Os:

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=173764
--
Krzysztof Halasa
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