build julia on archlinuxarm almost success but ...

[armgong]

build julia on archlinuxarm running on a rk3066 stick,
uname -a
Linux alarm 3.0.8+ #10 SMP PREEMPT Sun Aug 25 12:09:22 HKT 2013 armv7l GNU/Linux

julia binary compiled success,but when run julia-readline it crash said

'-bmi2' is not a recognized feature for this target (ignoring feature)
'-avx2' is not a recognized feature for this target (ignoring feature)
'-bmi2' is not a recognized feature for this target (ignoring feature)
'-avx2' is not a recognized feature for this target (ignoring feature)
Stack dump:
0. Running pass 'ARM Machine Code Emitter' on function '@julia_Nothing'
/bin/sh: line 1: 22345 Segmentation fault /data/julia/usr/bin/julia-readline -bf sysimg.jl
make[1]: *** [/data/julia/usr/lib/julia/sys0.ji] Error 139
make: *** [release] Error 2

[ihnorton]

Dupe of #3134 and #2058. See also #3922, which is a prerequisite for all practical purposes. The codegen from LLVM legacy-JIT is known to be broken on ARM.

[pao]

The warnings on -bmi2 and -avx2 are probably due to 8f0a637, but I'm pretty sure they are just warnings. But also everything @ihnorton said.