runtime: Set b:undo_indent where missing (#12944)
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/indent/verilog.vim b/runtime/indent/verilog.vim
index e81197c..377615c 100644
--- a/runtime/indent/verilog.vim
+++ b/runtime/indent/verilog.vim
@@ -1,6 +1,7 @@
" Language: Verilog HDL
" Maintainer: Chih-Tsun Huang <cthuang@cs.nthu.edu.tw>
" Last Change: 2017 Aug 25 by Chih-Tsun Huang
+" 2023 Aug 28 by Vim Project (undo_indent)
" URL: http://www.cs.nthu.edu.tw/~cthuang/vim/indent/verilog.vim
"
" Credits:
@@ -28,6 +29,8 @@
setlocal indentkeys+==endconfig,=endgenerate,=endprimitive,=endtable
setlocal indentkeys+==`else,=`elsif,=`endif
+let b:undo_indent = "setlocal indentexpr< indentkeys<"
+
" Only define the function once.
if exists("*GetVerilogIndent")
finish