[Bug target/19102] [3.4 Regression] -march=pentium3 breaks linux kernel compiles w/ gcc-3_4-branch as of 2004/12/20
ak at muc dot de
gcc-bugzilla@gcc.gnu.org
Wed Dec 22 23:53:00 GMT 2004
------- Additional Comments From ak at muc dot de 2004-12-22 23:53 -------
FWIW i compiled a full 3.3-hammer compiled 2.6.10rc3 x86-64 kernel
for suspicious use of %xmm or %mm and there wasn't any.
There also is a warning in all 2.6 x86-64 kernels for kernel FPU use at runtime.
So at least on x86-64 it doesn't seem to be a real issue in practice.
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19102
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