patch 8.1.0092: prompt buffer test fails
Problem: Prompt buffer test fails.
Solution: Set 'nomodified' before closing the window. (Ozaki Kiichi,
closes #3051
diff --git a/src/testdir/test_prompt_buffer.vim b/src/testdir/test_prompt_buffer.vim
index a6269de..1b8a1ec 100644
--- a/src/testdir/test_prompt_buffer.vim
+++ b/src/testdir/test_prompt_buffer.vim
@@ -24,6 +24,8 @@
call writefile([
\ 'func TextEntered(text)',
\ ' if a:text == "exit"',
+ \ ' " Reset &modified to allow the buffer to be closed.',
+ \ ' set nomodified',
\ ' stopinsert',
\ ' close',
\ ' else',