https://github.com/owenca updated 
https://github.com/llvm/llvm-project/pull/87868

>From 5c614fec2b54c146841a9ef3089dee1a63f72543 Mon Sep 17 00:00:00 2001
From: Owen Pan <owenpi...@gmail.com>
Date: Fri, 5 Apr 2024 22:45:47 -0700
Subject: [PATCH 1/2] [clang-format][NFC] Add getNextNonComment() to
 FormatTokenSource

---
 clang/lib/Format/FormatTokenSource.h     |  9 +++++++++
 clang/lib/Format/UnwrappedLineParser.cpp | 11 ++---------
 2 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/clang/lib/Format/FormatTokenSource.h 
b/clang/lib/Format/FormatTokenSource.h
index cce19f527a9236..1b7d2820e2c3b8 100644
--- a/clang/lib/Format/FormatTokenSource.h
+++ b/clang/lib/Format/FormatTokenSource.h
@@ -72,6 +72,15 @@ class FormatTokenSource {
   // getNextToken() -> a1
   // getNextToken() -> a2
   virtual FormatToken *insertTokens(ArrayRef<FormatToken *> Tokens) = 0;
+
+  FormatToken *getNextNonComment() {
+    FormatToken *Tok;
+    do {
+      Tok = getNextToken();
+      assert(Tok);
+    } while (Tok->is(tok::comment));
+    return Tok;
+  }
 };
 
 class IndexedTokenSource : public FormatTokenSource {
diff --git a/clang/lib/Format/UnwrappedLineParser.cpp 
b/clang/lib/Format/UnwrappedLineParser.cpp
index 57d8dbcf3b4c77..33be39f2f77b0b 100644
--- a/clang/lib/Format/UnwrappedLineParser.cpp
+++ b/clang/lib/Format/UnwrappedLineParser.cpp
@@ -427,11 +427,7 @@ bool UnwrappedLineParser::parseLevel(const FormatToken 
*OpeningBrace,
       break;
     case tok::kw_default: {
       unsigned StoredPosition = Tokens->getPosition();
-      FormatToken *Next;
-      do {
-        Next = Tokens->getNextToken();
-        assert(Next);
-      } while (Next->is(tok::comment));
+      auto *Next = Tokens->getNextNonComment();
       FormatTok = Tokens->setPosition(StoredPosition);
       if (Next->isNot(tok::colon)) {
         // default not followed by ':' is not a case label; treat it like
@@ -497,10 +493,7 @@ void UnwrappedLineParser::calculateBraceTypes(bool 
ExpectClassBody) {
   assert(Tok->is(tok::l_brace));
 
   do {
-    FormatToken *NextTok;
-    do {
-      NextTok = Tokens->getNextToken();
-    } while (NextTok->is(tok::comment));
+    auto *NextTok = Tokens->getNextNonComment();
 
     if (!Line->InMacroBody && !Style.isTableGen()) {
       // Skip PPDirective lines and comments.

>From a7675f4a362ffc52a19c49bdc8016335d36127b6 Mon Sep 17 00:00:00 2001
From: Owen Pan <owenpi...@gmail.com>
Date: Sat, 6 Apr 2024 01:38:10 -0700
Subject: [PATCH 2/2] Update FormatTokenSource.h

Add `[[nodiscard]]`.
---
 clang/lib/Format/FormatTokenSource.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/clang/lib/Format/FormatTokenSource.h 
b/clang/lib/Format/FormatTokenSource.h
index 1b7d2820e2c3b8..2b93f302d36034 100644
--- a/clang/lib/Format/FormatTokenSource.h
+++ b/clang/lib/Format/FormatTokenSource.h
@@ -73,7 +73,7 @@ class FormatTokenSource {
   // getNextToken() -> a2
   virtual FormatToken *insertTokens(ArrayRef<FormatToken *> Tokens) = 0;
 
-  FormatToken *getNextNonComment() {
+  [[nodiscard]] FormatToken *getNextNonComment() {
     FormatToken *Tok;
     do {
       Tok = getNextToken();

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