[radeon-alex:amd-staging-4.11 1058/1085] cc1: error: unrecognized command line option '-mhard-float'

[kbuild test robot]

tree:   git://people.freedesktop.org/~agd5f/linux.git amd-staging-4.11
head:   c285c73f2213f503a93aa142fff186e160b4a371
commit: a37dcf9989ad11333dbbfef57dc4b611ce4d85a9 [1058/1085] drm/amdgpu/display: Enable DCN in DC
config: tile-allmodconfig (attached as .config)
compiler: tilegx-linux-gcc (GCC) 4.6.2
reproduce:
        wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout a37dcf9989ad11333dbbfef57dc4b611ce4d85a9
        # save the attached .config to linux build tree
        make.cross ARCH=tile 

All errors (new ones prefixed by >>):

>> cc1: error: unrecognized command line option '-mhard-float'
>> cc1: error: unrecognized command line option '-msse'
>> cc1: error: unrecognized command line option '-mpreferred-stack-boundary=4'

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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