patch 8.1.0273: invalid memory access when using 'incsearch' commit https://github.com/vim/vim/commit/ef73a28401cde680dc0d02d4b0fb19ed659ec1d3 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Aug 11 19:02:22 2018 +0200 patch 8.1.0273: invalid memory access when using 'incsearch' Problem: Invalid memory access when using 'incsearch'. Solution: Reset "patlen" when using previous search pattern.

--- a/src/ex_getln.c
+++ b/src/ex_getln.c
@@ -504,7 +504,11 @@ may_adjust_incsearch_highlighting(
 	return FAIL;
 
     if (firstc == ccline.cmdbuff[skiplen])
+    {
 	pat = last_search_pattern();
+	skiplen = 0;
+	patlen = STRLEN(pat);
+    }
     else
 	pat = ccline.cmdbuff + skiplen;