Fix clip function
Fix clip function

niboshi/chainer,aonotas/chainer,hvy/chainer,ktnyt/chainer,cupy/cupy,chainer/chainer,wkentaro/chainer,wkentaro/chainer,jnishi/chainer,cupy/cupy,keisuke-umezawa/chainer,AlpacaDB/chainer,ktnyt/chainer,benob/chainer,jnishi/chainer,muupan/chainer,kikusu/chainer,tkerola/chainer,okuta/chainer,ktnyt/chainer,pfnet/chainer,niboshi/chainer,cupy/cupy,hvy/chainer,benob/chainer,jnishi/chainer,wkentaro/chainer,cupy/cupy,jnishi/chainer,wkentaro/chainer,ktnyt/chainer,muupan/chainer,keisuke-umezawa/chainer,okuta/chainer,anaruse/chainer,ysekky/chainer,delta2323/chainer,truongdq/chainer,tscohen/chainer,kashif/chainer,minhpqn/chainer,AlpacaDB/chainer,t-abe/chainer,niboshi/chainer,chainer/chainer,sinhrks/chainer,kiyukuta/chainer,truongdq/chainer,chainer/chainer,keisuke-umezawa/chainer,cemoody/chainer,hvy/chainer,okuta/chainer,sinhrks/chainer,okuta/chainer,t-abe/chainer,chainer/chainer,kikusu/chainer,rezoo/chainer,ronekko/chainer,hvy/chainer,niboshi/chainer,keisuke-umezawa/chainer