[clang][dataflow][NFC] Rename a confusingly named variable. (#80182)

clang/lib/Analysis/FlowSensitive/HTMLLogger.cpp

@@ -162,7 +162,7 @@ class HTMLLogger : public Logger {
   llvm::raw_string_ostream JStringStream{JSON};
   llvm::json::OStream JOS{JStringStream, /*Indent=*/2};
 
-  const ControlFlowContext *CFG;
+  const ControlFlowContext *CFC;
   // Timeline of iterations of CFG block visitation.
   std::vector<Iteration> Iters;
   // Indexes  in `Iters` of the iterations for each block.
@@ -176,15 +176,15 @@ class HTMLLogger : public Logger {
 
 public:
   explicit HTMLLogger(StreamFactory Streams) : Streams(std::move(Streams)) {}
-  void beginAnalysis(const ControlFlowContext &CFG,
+  void beginAnalysis(const ControlFlowContext &CFC,
                      TypeErasedDataflowAnalysis &A) override {
     OS = Streams();
-    this->CFG = &CFG;
+    this->CFC = &CFC;
     *OS << llvm::StringRef(HTMLLogger_html).split("<?INJECT?>").first;
 
-    BlockConverged.resize(CFG.getCFG().getNumBlockIDs());
+    BlockConverged.resize(CFC.getCFG().getNumBlockIDs());
 
-    const auto &D = CFG.getDecl();
+    const auto &D = CFC.getDecl();
     const auto &SM = A.getASTContext().getSourceManager();
     *OS << "<title>";
     if (const auto *ND = dyn_cast<NamedDecl>(&D))
@@ -345,15 +345,15 @@ class HTMLLogger : public Logger {
   // tokens are associated with, and even which BB element (so that clicking
   // can select the right element).
   void writeCode() {
-    const auto &AST = CFG->getDecl().getASTContext();
+    const auto &AST = CFC->getDecl().getASTContext();
     bool Invalid = false;
 
     // Extract the source code from the original file.
     // Pretty-printing from the AST would probably be nicer (no macros or
     // indentation to worry about), but we need the boundaries of particular
     // AST nodes and the printer doesn't provide this.
     auto Range = clang::Lexer::makeFileCharRange(
-        CharSourceRange::getTokenRange(CFG->getDecl().getSourceRange()),
+        CharSourceRange::getTokenRange(CFC->getDecl().getSourceRange()),
         AST.getSourceManager(), AST.getLangOpts());
     if (Range.isInvalid())
       return;
@@ -419,7 +419,7 @@ class HTMLLogger : public Logger {
     // Construct one TokenInfo per character in a flat array.
     // This is inefficient (chars in a token all have the same info) but simple.
     std::vector<TokenInfo> State(Code.size());
-    for (const auto *Block : CFG->getCFG()) {
+    for (const auto *Block : CFC->getCFG()) {
       unsigned EltIndex = 0;
       for (const auto& Elt : *Block) {
         ++EltIndex;
@@ -480,7 +480,7 @@ class HTMLLogger : public Logger {
   // out to `dot` to turn it into an SVG.
   void writeCFG() {
     *OS << "<template data-copy='cfg'>\n";
-    if (auto SVG = renderSVG(buildCFGDot(CFG->getCFG())))
+    if (auto SVG = renderSVG(buildCFGDot(CFC->getCFG())))
       *OS << *SVG;
     else
       *OS << "Can't draw CFG: " << toString(SVG.takeError());