Trick clang-tidy to suppress dead code warning on XCHAINER_ASSERT
Trick clang-tidy to suppress dead code warning on XCHAINER_ASSERT

tkerola/chainer,keisuke-umezawa/chainer,niboshi/chainer,wkentaro/chainer,wkentaro/chainer,chainer/chainer,jnishi/chainer,chainer/chainer,niboshi/chainer,hvy/chainer,jnishi/chainer,okuta/chainer,hvy/chainer,okuta/chainer,jnishi/chainer,hvy/chainer,niboshi/chainer,ktnyt/chainer,keisuke-umezawa/chainer,hvy/chainer,ktnyt/chainer,niboshi/chainer,ktnyt/chainer,jnishi/chainer,chainer/chainer,ktnyt/chainer,wkentaro/chainer,wkentaro/chainer,keisuke-umezawa/chainer,chainer/chainer,okuta/chainer,pfnet/chainer,okuta/chainer,keisuke-umezawa/chainer