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configure: loongson disable expensive optimizations in gcc O3 optimization

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With gcc-4.9.2 loongson faild in test fate-dca, this is caused by option
-fexpensive-optimizations in -O3 optimization. We disable it temporarily
before the bug been fixed up.

Signed-off-by: ZhouXiaoyong <zhouxiaoyong@loongson.cn>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
周晓勇 2015-07-15 17:28:31 +08:00 committed by Michael Niedermayer
parent 9d8070afe1
commit 2c34389551
1 changed files with 3 additions and 3 deletions
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6
configure vendored
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@ -4000,13 +4000,13 @@ elif enabled mips; then
disable aligned_stack
case $cpu in
loongson3*)
cpuflags="-march=loongson3a -mhard-float"
cpuflags="-march=loongson3a -mhard-float -fno-expensive-optimizations"
;;
loongson2e)
cpuflags="-march=loongson2e -mhard-float"
cpuflags="-march=loongson2e -mhard-float -fno-expensive-optimizations"
;;
loongson2f)
cpuflags="-march=loongson2f -mhard-float"
cpuflags="-march=loongson2f -mhard-float -fno-expensive-optimizations"
;;
esac
;;