From 12d66227ae12716d0db88f50826d13d2c546987b Mon Sep 17 00:00:00 2001
From: ADAM David Alan Martin <amartin@maystreet.com>
Date: Mon, 7 Nov 2022 15:48:25 -0500
Subject: [PATCH] Highlight the leading `*` in block commented code as a
 comment char.

---
 vim/after/syntax/cpp.vim | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/vim/after/syntax/cpp.vim b/vim/after/syntax/cpp.vim
index 9f85454..ad445fc 100644
--- a/vim/after/syntax/cpp.vim
+++ b/vim/after/syntax/cpp.vim
@@ -195,6 +195,13 @@ syn match cxxTestingCall "\<test\.expect_ge\>"
 syn match cxxTestingCall "\<test\.demand_ge\>"
 
 
+syn region cxxNestedInCommentL containedin=cCommentL matchgroup=Comment start=+`+ end=+`+ keepend contains=@cxxInComment
+syn region cxxNestedInComment containedin=cComment matchgroup=Comment start=+`+ end=+`+ keepend contains=@cxxInComment
+
+syn match nestedCommentStar "^[	 ]*\*" contained containedin=cxxNestedInComment
+
+
+
 " Define the default highlighting.
 " For version 5.7 and earlier: only when not done already
 " For version 5.8 and later: only when an item doesn't have highlighting yet
@@ -209,6 +216,8 @@ if version >= 508 || !exists("did_cxx_syntax_inits")
   "HiLink cxxStlLibrary cxxLibPrefix
   "HiLink cxxBoostLibrary cxxLibPrefix
 
+  HiLink nestedCommentStar Comment
+
   HiLink cxxObjects        Object
 
   HiLink cxxCast           cxxStatement