patch 8.1.0032: BS in prompt buffer starts new line commit https://github.com/vim/vim/commit/6b810d92a9cd9378ab46ea0db07079cb789f9faa Author: Bram Moolenaar <Bram@vim.org> Date: Mon Jun 4 17:28:44 2018 +0200 patch 8.1.0032: BS in prompt buffer starts new line Problem: BS in prompt buffer starts new line. Solution: Do not allows BS over the prompt. Make term_sendkeys() handle special keys. Add a test.

--- a/src/option.c
+++ b/src/option.c
@@ -12439,6 +12439,10 @@ check_opt_wim(void)
 can_bs(
     int		what)	    /* BS_INDENT, BS_EOL or BS_START */
 {
+#ifdef FEAT_JOB_CHANNEL
+    if (what == BS_START && bt_prompt(curbuf))
+	return FALSE;
+#endif
     switch (*p_bs)
     {
 	case '2':	return TRUE;