[clang] [clang-format] Option to insert spaces before the closing `*/` (PR #162105)

[Björn Schäpers via cfe-commits]

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@@ -1386,6 +1441,23 @@ FormatToken *FormatTokenLexer::getNextToken() {
     StringRef UntrimmedText = FormatTok->TokenText;
     FormatTok->TokenText = FormatTok->TokenText.rtrim(" \t\v\f");
     TrailingWhitespace = UntrimmedText.size() - FormatTok->TokenText.size();
+    FormatTok->setBlockCommentKind(classifyBlockComment(FormatTok->TokenText));
+
+    if (FormatTok->TokenText.starts_with("/*") &&
+        FormatTok->TokenText.ends_with("*/") &&
+        FormatTok->TokenText.size() >= 4) {
+      const StringRef Content =
+          FormatTok->TokenText.drop_front(2).drop_back(2).rtrim("\r\n");
+      if (!Content.empty()) {
+        const unsigned char LastChar =
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HazardyKnusperkeks wrote:

```suggestion
        const auto LastChar =
```

https://github.com/llvm/llvm-project/pull/162105