[clang] [clang-format] Improve BlockIndent at ColumnLimit (PR #93140)

[Owen Pan via cfe-commits]

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@@ -803,6 +803,60 @@ void ContinuationIndenter::addTokenOnCurrentLine(LineState &State, bool DryRun,
     return !Tok.Previous->isOneOf(TT_CastRParen, tok::kw_for, tok::kw_while,
                                   tok::kw_switch);
   };
+  // Detecting functions is brittle. It would be better if we could annotate
+  // the LParen type of functions/calls.
+  const auto IsFunctionDeclParen = [&](const FormatToken &Tok) {
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owenca wrote:

Drop the first `const`.

https://github.com/llvm/llvm-project/pull/93140