patch 8.1.1833: allocating a bit too much when there is no bad word. commit https://github.com/vim/vim/commit/0c779e8e4831c538918ae835ce3365af028e36ea Author: Bram Moolenaar <Bram@vim.org> Date: Fri Aug 9 17:01:02 2019 +0200 patch 8.1.1833: allocating a bit too much when there is no bad word. Problem: Allocating a bit too much when spellbadword() does not find a bad word. Solution: Reset "len" when going to the next word. (Daniel Hahler, closes #4788)

--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -10755,6 +10755,7 @@ f_spellbadword(typval_T *argvars UNUSED,
 		}
 		str += len;
 		capcol -= len;
+		len = 0;
 	    }
 	}
     }