[clang-tools-extra] [clang-tidy] let UseAfterMoveFinder::find() return an optional<UseAfterMove> (PR #98100)

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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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``````````bash
git-clang-format --diff 46a2abb91cb6cfac9b807ae2055cc5f1743405e4 3537fe828bac5678970e106ac89306e465446163 -- clang-tools-extra/clang-tidy/bugprone/UseAfterMoveCheck.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/clang-tools-extra/clang-tidy/bugprone/UseAfterMoveCheck.cpp b/clang-tools-extra/clang-tidy/bugprone/UseAfterMoveCheck.cpp
index a740b602af..8f4b5e8092 100644
--- a/clang-tools-extra/clang-tidy/bugprone/UseAfterMoveCheck.cpp
+++ b/clang-tools-extra/clang-tidy/bugprone/UseAfterMoveCheck.cpp
@@ -58,7 +58,8 @@ public:
                                    const DeclRefExpr *MovedVariable);
 
 private:
-  std::optional<UseAfterMove> findInternal(const CFGBlock *Block, const Expr *MovingCall,
+  std::optional<UseAfterMove> findInternal(const CFGBlock *Block,
+                                           const Expr *MovingCall,
                                            const ValueDecl *MovedVariable);
   void getUsesAndReinits(const CFGBlock *Block, const ValueDecl *MovedVariable,
                          llvm::SmallVectorImpl<const DeclRefExpr *> *Uses,
@@ -94,8 +95,9 @@ static StatementMatcher inDecltypeOrTemplateArg() {
 UseAfterMoveFinder::UseAfterMoveFinder(ASTContext *TheContext)
     : Context(TheContext) {}
 
-std::optional<UseAfterMove> UseAfterMoveFinder::find(Stmt *CodeBlock, const Expr *MovingCall,
-                                                     const DeclRefExpr *MovedVariable) {
+std::optional<UseAfterMove>
+UseAfterMoveFinder::find(Stmt *CodeBlock, const Expr *MovingCall,
+                         const DeclRefExpr *MovedVariable) {
   // Generate the CFG manually instead of through an AnalysisDeclContext because
   // it seems the latter can't be used to generate a CFG for the body of a
   // lambda.
@@ -123,7 +125,8 @@ std::optional<UseAfterMove> UseAfterMoveFinder::find(Stmt *CodeBlock, const Expr
     MoveBlock = &TheCFG->getEntry();
   }
 
-  auto TheUseAfterMove = findInternal(MoveBlock, MovingCall, MovedVariable->getDecl());
+  auto TheUseAfterMove =
+      findInternal(MoveBlock, MovingCall, MovedVariable->getDecl());
 
   if (TheUseAfterMove) {
     if (const CFGBlock *UseBlock =
@@ -142,9 +145,9 @@ std::optional<UseAfterMove> UseAfterMoveFinder::find(Stmt *CodeBlock, const Expr
   return TheUseAfterMove;
 }
 
-std::optional<UseAfterMove> UseAfterMoveFinder::findInternal(const CFGBlock *Block,
-                                                             const Expr *MovingCall,
-                                                             const ValueDecl *MovedVariable) {
+std::optional<UseAfterMove>
+UseAfterMoveFinder::findInternal(const CFGBlock *Block, const Expr *MovingCall,
+                                 const ValueDecl *MovedVariable) {
   if (Visited.count(Block))
     return std::nullopt;
 

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https://github.com/llvm/llvm-project/pull/98100