patch 8.1.0565: asan complains about reading before allocated block commit https://github.com/vim/vim/commit/10600db772a6b50093b8027509d7089c209d1e26 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Dec 5 19:46:07 2018 +0100 patch 8.1.0565: asan complains about reading before allocated block Problem: Asan complains about reading before allocated block. Solution: Workaround: Avoid offset from becoming negative.

|f+0&#ffffff0|o@1| |3| @64
|f+8&&|o@1| |4| @64
|f+0&&|o@1| |5| @64
|f|o@1| |6| @64
|f|o@1| |7| @64
|f|o@1| |8| @64
|f|o@1| |9| @64
|f|o@1| |1|0| @63
|:|6|,|7|s|/|\|v> @61