DreamOn: Diffusion Language Models For Code Infilling Beyond Fixed-size Canvas - Wu, Zirui; Zheng, Lin; Xie, Zhihui; Ye, Jiacheng; Gao, Jiahui; Gong, Shansan; Feng, Yansong; Li, Zhenguo; BI, Wei; Zhou, Guorui; Kong, Lingpeng (International Conference on Learning Representations, 2026)