* pnnx handle two operands add/sub/rsub variant * fuse dynamic slice indexes, wip * pnnx sliceindexes * reset device may change non-dtype input numeric 5 to 6 * print inf as float * preserve dtype for generation op * pnnx convert torch.masked_select * test masked_select * test negative slice
Co-authored-by: nihui <nihui@users.noreply.github.com> Co-authored-by: xiaooquanwu <546749317@qq.com>