[clang] [clang][dataflow][NFC] Rename `ControlFlowContext` to `AdornedCFG`. (PR #85640)

via cfe-commits cfe-commits at lists.llvm.org
Mon Mar 18 06:53:36 PDT 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang

@llvm/pr-subscribers-clang-analysis

Author: None (martinboehme)

<details>
<summary>Changes</summary>

This expresses better what the class actually does, and it reduces the number of
`Context`s that we have in the codebase.

A deprecated alias `ControlFlowContext` is available from the old header.


---

Patch is 40.63 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/85640.diff


19 Files Affected:

- (modified) clang/docs/tools/clang-formatted-files.txt (+2-1) 
- (added) clang/include/clang/Analysis/FlowSensitive/AdornedCFG.h (+96) 
- (modified) clang/include/clang/Analysis/FlowSensitive/ControlFlowContext.h (+4-73) 
- (modified) clang/include/clang/Analysis/FlowSensitive/DataflowAnalysis.h (+4-6) 
- (modified) clang/include/clang/Analysis/FlowSensitive/DataflowAnalysisContext.h (+4-4) 
- (modified) clang/include/clang/Analysis/FlowSensitive/Logger.h (+3-3) 
- (modified) clang/include/clang/Analysis/FlowSensitive/Transfer.h (+3-3) 
- (modified) clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h (+2-2) 
- (renamed) clang/lib/Analysis/FlowSensitive/AdornedCFG.cpp (+10-11) 
- (modified) clang/lib/Analysis/FlowSensitive/CMakeLists.txt (+1-1) 
- (modified) clang/lib/Analysis/FlowSensitive/DataflowAnalysisContext.cpp (+5-5) 
- (modified) clang/lib/Analysis/FlowSensitive/HTMLLogger.cpp (+10-10) 
- (modified) clang/lib/Analysis/FlowSensitive/Logger.cpp (+4-4) 
- (modified) clang/lib/Analysis/FlowSensitive/Transfer.cpp (+9-10) 
- (modified) clang/lib/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.cpp (+19-21) 
- (modified) clang/unittests/Analysis/FlowSensitive/DeterminismTest.cpp (+4-4) 
- (modified) clang/unittests/Analysis/FlowSensitive/LoggerTest.cpp (+1-1) 
- (modified) clang/unittests/Analysis/FlowSensitive/TestingSupport.h (+8-7) 
- (modified) clang/unittests/Analysis/FlowSensitive/TypeErasedDataflowAnalysisTest.cpp (+5-5) 


``````````diff
diff --git a/clang/docs/tools/clang-formatted-files.txt b/clang/docs/tools/clang-formatted-files.txt
index 40ab76fa26a9e3..70687c23b15e61 100644
--- a/clang/docs/tools/clang-formatted-files.txt
+++ b/clang/docs/tools/clang-formatted-files.txt
@@ -122,6 +122,7 @@ clang/include/clang/Analysis/MacroExpansionContext.h
 clang/include/clang/Analysis/Analyses/CalledOnceCheck.h
 clang/include/clang/Analysis/Analyses/CFGReachabilityAnalysis.h
 clang/include/clang/Analysis/Analyses/ExprMutationAnalyzer.h
+clang/include/clang/Analysis/FlowSensitive/AdornedCFG.h
 clang/include/clang/Analysis/FlowSensitive/ControlFlowContext.h
 clang/include/clang/Analysis/FlowSensitive/DataflowAnalysis.h
 clang/include/clang/Analysis/FlowSensitive/DataflowAnalysisContext.h
@@ -306,7 +307,7 @@ clang/include/clang-c/Index.h
 clang/lib/Analysis/CalledOnceCheck.cpp
 clang/lib/Analysis/CloneDetection.cpp
 clang/lib/Analysis/CodeInjector.cpp
-clang/lib/Analysis/FlowSensitive/ControlFlowContext.cpp
+clang/lib/Analysis/FlowSensitive/AdornedCFG.cpp
 clang/lib/Analysis/FlowSensitive/DataflowAnalysisContext.cpp
 clang/lib/Analysis/FlowSensitive/DataflowEnvironment.cpp
 clang/lib/Analysis/FlowSensitive/DebugSupport.cpp
diff --git a/clang/include/clang/Analysis/FlowSensitive/AdornedCFG.h b/clang/include/clang/Analysis/FlowSensitive/AdornedCFG.h
new file mode 100644
index 00000000000000..420f13ce11bfde
--- /dev/null
+++ b/clang/include/clang/Analysis/FlowSensitive/AdornedCFG.h
@@ -0,0 +1,96 @@
+//===-- AdornedCFG.h ------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+//  This file defines an AdornedCFG class that is used by dataflow analyses that
+//  run over Control-Flow Graphs (CFGs).
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_ADORNEDCFG_H
+#define LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_ADORNEDCFG_H
+
+#include "clang/AST/ASTContext.h"
+#include "clang/AST/Decl.h"
+#include "clang/AST/Stmt.h"
+#include "clang/Analysis/CFG.h"
+#include "llvm/ADT/BitVector.h"
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/Support/Error.h"
+#include <memory>
+#include <utility>
+
+namespace clang {
+namespace dataflow {
+
+/// Holds CFG with additional information derived from it that is needed to
+/// perform dataflow analysis.
+class AdornedCFG {
+public:
+  /// Builds an `AdornedCFG` from a `FunctionDecl`.
+  /// `Func.doesThisDeclarationHaveABody()` must be true, and
+  /// `Func.isTemplated()` must be false.
+  static llvm::Expected<AdornedCFG> build(const FunctionDecl &Func);
+
+  /// Builds an `AdornedCFG` from an AST node. `D` is the function in which
+  /// `S` resides. `D.isTemplated()` must be false.
+  static llvm::Expected<AdornedCFG> build(const Decl &D, Stmt &S,
+                                          ASTContext &C);
+
+  /// Returns the `Decl` containing the statement used to construct the CFG, if
+  /// available.
+  const Decl &getDecl() const { return ContainingDecl; }
+
+  /// Returns the CFG that is stored in this context.
+  const CFG &getCFG() const { return *Cfg; }
+
+  /// Returns a mapping from statements to basic blocks that contain them.
+  const llvm::DenseMap<const Stmt *, const CFGBlock *> &getStmtToBlock() const {
+    return StmtToBlock;
+  }
+
+  /// Returns whether `B` is reachable from the entry block.
+  bool isBlockReachable(const CFGBlock &B) const {
+    return BlockReachable[B.getBlockID()];
+  }
+
+  /// Returns whether `B` contains an expression that is consumed in a
+  /// different block than `B` (i.e. the parent of the expression is in a
+  /// different block).
+  /// This happens if there is control flow within a full-expression (triggered
+  /// by `&&`, `||`, or the conditional operator). Note that the operands of
+  /// these operators are not the only expressions that can be consumed in a
+  /// different block. For example, in the function call
+  /// `f(&i, cond() ? 1 : 0)`, `&i` is in a different block than the `CallExpr`.
+  bool containsExprConsumedInDifferentBlock(const CFGBlock &B) const {
+    return ContainsExprConsumedInDifferentBlock.contains(&B);
+  }
+
+private:
+  AdornedCFG(
+      const Decl &D, std::unique_ptr<CFG> Cfg,
+      llvm::DenseMap<const Stmt *, const CFGBlock *> StmtToBlock,
+      llvm::BitVector BlockReachable,
+      llvm::DenseSet<const CFGBlock *> ContainsExprConsumedInDifferentBlock)
+      : ContainingDecl(D), Cfg(std::move(Cfg)),
+        StmtToBlock(std::move(StmtToBlock)),
+        BlockReachable(std::move(BlockReachable)),
+        ContainsExprConsumedInDifferentBlock(
+            std::move(ContainsExprConsumedInDifferentBlock)) {}
+
+  /// The `Decl` containing the statement used to construct the CFG.
+  const Decl &ContainingDecl;
+  std::unique_ptr<CFG> Cfg;
+  llvm::DenseMap<const Stmt *, const CFGBlock *> StmtToBlock;
+  llvm::BitVector BlockReachable;
+  llvm::DenseSet<const CFGBlock *> ContainsExprConsumedInDifferentBlock;
+};
+
+} // namespace dataflow
+} // namespace clang
+
+#endif // LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_ADORNEDCFG_H
diff --git a/clang/include/clang/Analysis/FlowSensitive/ControlFlowContext.h b/clang/include/clang/Analysis/FlowSensitive/ControlFlowContext.h
index 9a0a00f3c01343..3972962d0b2daa 100644
--- a/clang/include/clang/Analysis/FlowSensitive/ControlFlowContext.h
+++ b/clang/include/clang/Analysis/FlowSensitive/ControlFlowContext.h
@@ -6,89 +6,20 @@
 //
 //===----------------------------------------------------------------------===//
 //
-//  This file defines a ControlFlowContext class that is used by dataflow
-//  analyses that run over Control-Flow Graphs (CFGs).
+//  This file defines a deprecated alias for AdornedCFG.
 //
 //===----------------------------------------------------------------------===//
 
 #ifndef LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_CONTROLFLOWCONTEXT_H
 #define LLVM_CLANG_ANALYSIS_FLOWSENSITIVE_CONTROLFLOWCONTEXT_H
 
-#include "clang/AST/ASTContext.h"
-#include "clang/AST/Decl.h"
-#include "clang/AST/Stmt.h"
-#include "clang/Analysis/CFG.h"
-#include "llvm/ADT/BitVector.h"
-#include "llvm/ADT/DenseMap.h"
-#include "llvm/Support/Error.h"
-#include <memory>
-#include <utility>
+#include "clang/Analysis/FlowSensitive/AdornedCFG.h"
 
 namespace clang {
 namespace dataflow {
 
-/// Holds CFG and other derived context that is needed to perform dataflow
-/// analysis.
-class ControlFlowContext {
-public:
-  /// Builds a ControlFlowContext from a `FunctionDecl`.
-  /// `Func.doesThisDeclarationHaveABody()` must be true, and
-  /// `Func.isTemplated()` must be false.
-  static llvm::Expected<ControlFlowContext> build(const FunctionDecl &Func);
-
-  /// Builds a ControlFlowContext from an AST node. `D` is the function in which
-  /// `S` resides. `D.isTemplated()` must be false.
-  static llvm::Expected<ControlFlowContext> build(const Decl &D, Stmt &S,
-                                                  ASTContext &C);
-
-  /// Returns the `Decl` containing the statement used to construct the CFG, if
-  /// available.
-  const Decl &getDecl() const { return ContainingDecl; }
-
-  /// Returns the CFG that is stored in this context.
-  const CFG &getCFG() const { return *Cfg; }
-
-  /// Returns a mapping from statements to basic blocks that contain them.
-  const llvm::DenseMap<const Stmt *, const CFGBlock *> &getStmtToBlock() const {
-    return StmtToBlock;
-  }
-
-  /// Returns whether `B` is reachable from the entry block.
-  bool isBlockReachable(const CFGBlock &B) const {
-    return BlockReachable[B.getBlockID()];
-  }
-
-  /// Returns whether `B` contains an expression that is consumed in a
-  /// different block than `B` (i.e. the parent of the expression is in a
-  /// different block).
-  /// This happens if there is control flow within a full-expression (triggered
-  /// by `&&`, `||`, or the conditional operator). Note that the operands of
-  /// these operators are not the only expressions that can be consumed in a
-  /// different block. For example, in the function call
-  /// `f(&i, cond() ? 1 : 0)`, `&i` is in a different block than the `CallExpr`.
-  bool containsExprConsumedInDifferentBlock(const CFGBlock &B) const {
-    return ContainsExprConsumedInDifferentBlock.contains(&B);
-  }
-
-private:
-  ControlFlowContext(
-      const Decl &D, std::unique_ptr<CFG> Cfg,
-      llvm::DenseMap<const Stmt *, const CFGBlock *> StmtToBlock,
-      llvm::BitVector BlockReachable,
-      llvm::DenseSet<const CFGBlock *> ContainsExprConsumedInDifferentBlock)
-      : ContainingDecl(D), Cfg(std::move(Cfg)),
-        StmtToBlock(std::move(StmtToBlock)),
-        BlockReachable(std::move(BlockReachable)),
-        ContainsExprConsumedInDifferentBlock(
-            std::move(ContainsExprConsumedInDifferentBlock)) {}
-
-  /// The `Decl` containing the statement used to construct the CFG.
-  const Decl &ContainingDecl;
-  std::unique_ptr<CFG> Cfg;
-  llvm::DenseMap<const Stmt *, const CFGBlock *> StmtToBlock;
-  llvm::BitVector BlockReachable;
-  llvm::DenseSet<const CFGBlock *> ContainsExprConsumedInDifferentBlock;
-};
+// This is a deprecated alias. Use `AdornedCFG` instead.
+using ControlFlowContext = AdornedCFG;
 
 } // namespace dataflow
 } // namespace clang
diff --git a/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysis.h b/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysis.h
index 3c84704d0d6ceb..67eccdd030dcdd 100644
--- a/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysis.h
+++ b/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysis.h
@@ -22,7 +22,7 @@
 
 #include "clang/AST/ASTContext.h"
 #include "clang/Analysis/CFG.h"
-#include "clang/Analysis/FlowSensitive/ControlFlowContext.h"
+#include "clang/Analysis/FlowSensitive/AdornedCFG.h"
 #include "clang/Analysis/FlowSensitive/DataflowEnvironment.h"
 #include "clang/Analysis/FlowSensitive/DataflowLattice.h"
 #include "clang/Analysis/FlowSensitive/MatchSwitch.h"
@@ -195,8 +195,7 @@ template <typename AnalysisT>
 llvm::Expected<std::vector<
     std::optional<DataflowAnalysisState<typename AnalysisT::Lattice>>>>
 runDataflowAnalysis(
-    const ControlFlowContext &CFCtx, AnalysisT &Analysis,
-    const Environment &InitEnv,
+    const AdornedCFG &ACFG, AnalysisT &Analysis, const Environment &InitEnv,
     std::function<void(const CFGElement &, const DataflowAnalysisState<
                                                typename AnalysisT::Lattice> &)>
         PostVisitCFG = nullptr,
@@ -218,7 +217,7 @@ runDataflowAnalysis(
   }
 
   auto TypeErasedBlockStates = runTypeErasedDataflowAnalysis(
-      CFCtx, Analysis, InitEnv, PostVisitCFGClosure, MaxBlockVisits);
+      ACFG, Analysis, InitEnv, PostVisitCFGClosure, MaxBlockVisits);
   if (!TypeErasedBlockStates)
     return TypeErasedBlockStates.takeError();
 
@@ -280,8 +279,7 @@ llvm::Expected<llvm::SmallVector<Diagnostic>> diagnoseFunction(
         Diagnoser,
     std::int64_t MaxSATIterations = 1'000'000'000,
     std::int32_t MaxBlockVisits = 20'000) {
-  llvm::Expected<ControlFlowContext> Context =
-      ControlFlowContext::build(FuncDecl);
+  llvm::Expected<AdornedCFG> Context = AdornedCFG::build(FuncDecl);
   if (!Context)
     return Context.takeError();
 
diff --git a/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysisContext.h b/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysisContext.h
index 98bdf037880ab0..909a91059438ca 100644
--- a/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysisContext.h
+++ b/clang/include/clang/Analysis/FlowSensitive/DataflowAnalysisContext.h
@@ -18,8 +18,8 @@
 #include "clang/AST/Decl.h"
 #include "clang/AST/Expr.h"
 #include "clang/AST/TypeOrdering.h"
+#include "clang/Analysis/FlowSensitive/AdornedCFG.h"
 #include "clang/Analysis/FlowSensitive/Arena.h"
-#include "clang/Analysis/FlowSensitive/ControlFlowContext.h"
 #include "clang/Analysis/FlowSensitive/Solver.h"
 #include "clang/Analysis/FlowSensitive/StorageLocation.h"
 #include "clang/Analysis/FlowSensitive/Value.h"
@@ -183,9 +183,9 @@ class DataflowAnalysisContext {
   LLVM_DUMP_METHOD void dumpFlowCondition(Atom Token,
                                           llvm::raw_ostream &OS = llvm::dbgs());
 
-  /// Returns the `ControlFlowContext` registered for `F`, if any. Otherwise,
+  /// Returns the `AdornedCFG` registered for `F`, if any. Otherwise,
   /// returns null.
-  const ControlFlowContext *getControlFlowContext(const FunctionDecl *F);
+  const AdornedCFG *getAdornedCFG(const FunctionDecl *F);
 
   const Options &getOptions() { return Opts; }
 
@@ -296,7 +296,7 @@ class DataflowAnalysisContext {
   llvm::DenseMap<Atom, const Formula *> FlowConditionConstraints;
   const Formula *Invariant = nullptr;
 
-  llvm::DenseMap<const FunctionDecl *, ControlFlowContext> FunctionContexts;
+  llvm::DenseMap<const FunctionDecl *, AdornedCFG> FunctionContexts;
 
   // Fields modeled by environments covered by this context.
   FieldSet ModeledFields;
diff --git a/clang/include/clang/Analysis/FlowSensitive/Logger.h b/clang/include/clang/Analysis/FlowSensitive/Logger.h
index f4bd39f6ed49ef..f2e64810d00506 100644
--- a/clang/include/clang/Analysis/FlowSensitive/Logger.h
+++ b/clang/include/clang/Analysis/FlowSensitive/Logger.h
@@ -15,7 +15,7 @@
 
 namespace clang::dataflow {
 // Forward declarations so we can use Logger anywhere in the framework.
-class ControlFlowContext;
+class AdornedCFG;
 class TypeErasedDataflowAnalysis;
 struct TypeErasedDataflowAnalysisState;
 
@@ -40,8 +40,8 @@ class Logger {
 
   /// Called by the framework as we start analyzing a new function or statement.
   /// Forms a pair with endAnalysis().
-  virtual void beginAnalysis(const ControlFlowContext &,
-                             TypeErasedDataflowAnalysis &) {}
+  virtual void beginAnalysis(const AdornedCFG &, TypeErasedDataflowAnalysis &) {
+  }
   virtual void endAnalysis() {}
 
   // At any time during the analysis, we're computing the state for some target
diff --git a/clang/include/clang/Analysis/FlowSensitive/Transfer.h b/clang/include/clang/Analysis/FlowSensitive/Transfer.h
index 7713df747cb76e..ed148250d8eb29 100644
--- a/clang/include/clang/Analysis/FlowSensitive/Transfer.h
+++ b/clang/include/clang/Analysis/FlowSensitive/Transfer.h
@@ -29,12 +29,12 @@ class StmtToEnvMap {
   // `CurState` is the pending state currently associated with this block. These
   // are supplied separately as the pending state for the current block may not
   // yet be represented in `BlockToState`.
-  StmtToEnvMap(const ControlFlowContext &CFCtx,
+  StmtToEnvMap(const AdornedCFG &ACFG,
                llvm::ArrayRef<std::optional<TypeErasedDataflowAnalysisState>>
                    BlockToState,
                unsigned CurBlockID,
                const TypeErasedDataflowAnalysisState &CurState)
-      : CFCtx(CFCtx), BlockToState(BlockToState), CurBlockID(CurBlockID),
+      : ACFG(ACFG), BlockToState(BlockToState), CurBlockID(CurBlockID),
         CurState(CurState) {}
 
   /// Returns the environment of the basic block that contains `S`.
@@ -42,7 +42,7 @@ class StmtToEnvMap {
   const Environment *getEnvironment(const Stmt &S) const;
 
 private:
-  const ControlFlowContext &CFCtx;
+  const AdornedCFG &ACFG;
   llvm::ArrayRef<std::optional<TypeErasedDataflowAnalysisState>> BlockToState;
   unsigned CurBlockID;
   const TypeErasedDataflowAnalysisState &CurState;
diff --git a/clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h b/clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h
index a0ca7440230b04..b3722bf3ec80a8 100644
--- a/clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h
+++ b/clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h
@@ -21,7 +21,7 @@
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/Stmt.h"
 #include "clang/Analysis/CFG.h"
-#include "clang/Analysis/FlowSensitive/ControlFlowContext.h"
+#include "clang/Analysis/FlowSensitive/AdornedCFG.h"
 #include "clang/Analysis/FlowSensitive/DataflowAnalysisContext.h"
 #include "clang/Analysis/FlowSensitive/DataflowEnvironment.h"
 #include "clang/Analysis/FlowSensitive/DataflowLattice.h"
@@ -146,7 +146,7 @@ struct TypeErasedDataflowAnalysisState {
 /// from converging.
 llvm::Expected<std::vector<std::optional<TypeErasedDataflowAnalysisState>>>
 runTypeErasedDataflowAnalysis(
-    const ControlFlowContext &CFCtx, TypeErasedDataflowAnalysis &Analysis,
+    const AdornedCFG &ACFG, TypeErasedDataflowAnalysis &Analysis,
     const Environment &InitEnv,
     std::function<void(const CFGElement &,
                        const TypeErasedDataflowAnalysisState &)>
diff --git a/clang/lib/Analysis/FlowSensitive/ControlFlowContext.cpp b/clang/lib/Analysis/FlowSensitive/AdornedCFG.cpp
similarity index 89%
rename from clang/lib/Analysis/FlowSensitive/ControlFlowContext.cpp
rename to clang/lib/Analysis/FlowSensitive/AdornedCFG.cpp
index 7c9f8fbb0a7009..3813b8c3ee8a23 100644
--- a/clang/lib/Analysis/FlowSensitive/ControlFlowContext.cpp
+++ b/clang/lib/Analysis/FlowSensitive/AdornedCFG.cpp
@@ -1,4 +1,4 @@
-//===- ControlFlowContext.cpp ---------------------------------------------===//
+//===- AdornedCFG.cpp ---------------------------------------------===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
@@ -6,12 +6,12 @@
 //
 //===----------------------------------------------------------------------===//
 //
-//  This file defines a ControlFlowContext class that is used by dataflow
-//  analyses that run over Control-Flow Graphs (CFGs).
+//  This file defines an `AdornedCFG` class that is used by dataflow analyses
+//  that run over Control-Flow Graphs (CFGs).
 //
 //===----------------------------------------------------------------------===//
 
-#include "clang/Analysis/FlowSensitive/ControlFlowContext.h"
+#include "clang/Analysis/FlowSensitive/AdornedCFG.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/Decl.h"
 #include "clang/AST/Stmt.h"
@@ -126,8 +126,7 @@ buildContainsExprConsumedInDifferentBlock(
   return Result;
 }
 
-llvm::Expected<ControlFlowContext>
-ControlFlowContext::build(const FunctionDecl &Func) {
+llvm::Expected<AdornedCFG> AdornedCFG::build(const FunctionDecl &Func) {
   if (!Func.doesThisDeclarationHaveABody())
     return llvm::createStringError(
         std::make_error_code(std::errc::invalid_argument),
@@ -136,8 +135,8 @@ ControlFlowContext::build(const FunctionDecl &Func) {
   return build(Func, *Func.getBody(), Func.getASTContext());
 }
 
-llvm::Expected<ControlFlowContext>
-ControlFlowContext::build(const Decl &D, Stmt &S, ASTContext &C) {
+llvm::Expected<AdornedCFG> AdornedCFG::build(const Decl &D, Stmt &S,
+                                             ASTContext &C) {
   if (D.isTemplated())
     return llvm::createStringError(
         std::make_error_code(std::errc::invalid_argument),
@@ -175,9 +174,9 @@ ControlFlowContext::build(const Decl &D, Stmt &S, ASTContext &C) {
   llvm::DenseSet<const CFGBlock *> ContainsExprConsumedInDifferentBlock =
       buildContainsExprConsumedInDifferentBlock(*Cfg, StmtToBlock);
 
-  return ControlFlowContext(D, std::move(Cfg), std::move(StmtToBlock),
-                            std::move(BlockReachable),
-                            std::move(ContainsExprConsumedInDifferentBlock));
+  return AdornedCFG(D, std::move(Cfg), std::move(StmtToBlock),
+                    std::move(BlockReachable),
+                    std::move(ContainsExprConsumedInDifferentBlock));
 }
 
 } // namespace dataflow
diff --git a/clang/lib/Analysis/FlowSensitive/CMakeLists.txt b/clang/lib/Analysis/FlowSensitive/CMakeLists.txt
index 5af4ecfc9efa5d..a3b5d9adc24bda 100644
--- a/clang/lib/Analysis/FlowSensitive/CMakeLists.txt
+++ b/clang/lib/Analysis/FlowSensitive/CMakeLists.txt
@@ -1,6 +1,6 @@
 add_clang_library(clangAnalysisFlowSensitive
+  AdornedCFG.cpp
   Arena.cpp
-  ControlFlowContext.cpp
   DataflowAnalysisContext.cpp
   DataflowEnvironment.cpp
   Formula.cpp
diff --git a/clang/lib/Analysis/FlowSensitive/DataflowAnalysisContext.cpp b/clang/lib/Analysis/FlowSensitive/DataflowAnalysisContext.cpp
index f4c4af022f51f6..d520539dd25355 100644
--- a/clang...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/85640


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