[PATCH] D46891: [StaticAnalyzer] Added a getLValue method to ProgramState for bases

[Umann Kristóf via Phabricator via cfe-commits]

Szelethus updated this revision to Diff 147033.
Szelethus edited the summary of this revision.
Szelethus added a comment.

Added a `CXXRecordDecl` version.


https://reviews.llvm.org/D46891

Files:
  include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h


Index: include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h
===================================================================
--- include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h
+++ include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h
@@ -294,6 +294,13 @@
   ProgramStateRef enterStackFrame(const CallEvent &Call,
                                   const StackFrameContext *CalleeCtx) const;
 
+  /// Get the lvalue for a base class object reference.
+  Loc getLValue(const CXXBaseSpecifier &BaseSpec, const SubRegion *Super) 
const;
+
+  /// Get the lvalue for a base class object reference.
+  Loc getLValue(const CXXRecordDecl *BaseClass, const SubRegion *Super,
+                bool isVirtual) const;
+
   /// Get the lvalue for a variable reference.
   Loc getLValue(const VarDecl *D, const LocationContext *LC) const;
 
@@ -724,6 +731,22 @@
   return this;
 }
 
+inline Loc ProgramState::getLValue(const CXXBaseSpecifier &BaseSpec,
+                                   const SubRegion *Super) const {
+  const auto *Base = BaseSpec.getType()->getAsCXXRecordDecl();
+  return loc::MemRegionVal(
+      getStateManager().getRegionManager().getCXXBaseObjectRegion(
+                                            Base, Super, 
BaseSpec.isVirtual()));
+}
+
+inline Loc ProgramState::getLValue(const CXXRecordDecl *BaseClass,
+                                   const SubRegion *Super,
+                                   bool isVirtual) const {
+  return loc::MemRegionVal(
+           getStateManager().getRegionManager().getCXXBaseObjectRegion(
+                                                  BaseClass, Super, 
isVirtual));
+}
+
 inline Loc ProgramState::getLValue(const VarDecl *VD,
                                const LocationContext *LC) const {
   return getStateManager().StoreMgr->getLValueVar(VD, LC);



Index: include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h
===================================================================
--- include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h
+++ include/clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h
@@ -294,6 +294,13 @@
   ProgramStateRef enterStackFrame(const CallEvent &Call,
                                   const StackFrameContext *CalleeCtx) const;
 
+  /// Get the lvalue for a base class object reference.
+  Loc getLValue(const CXXBaseSpecifier &BaseSpec, const SubRegion *Super) const;
+
+  /// Get the lvalue for a base class object reference.
+  Loc getLValue(const CXXRecordDecl *BaseClass, const SubRegion *Super,
+                bool isVirtual) const;
+
   /// Get the lvalue for a variable reference.
   Loc getLValue(const VarDecl *D, const LocationContext *LC) const;
 
@@ -724,6 +731,22 @@
   return this;
 }
 
+inline Loc ProgramState::getLValue(const CXXBaseSpecifier &BaseSpec,
+                                   const SubRegion *Super) const {
+  const auto *Base = BaseSpec.getType()->getAsCXXRecordDecl();
+  return loc::MemRegionVal(
+      getStateManager().getRegionManager().getCXXBaseObjectRegion(
+                                            Base, Super, BaseSpec.isVirtual()));
+}
+
+inline Loc ProgramState::getLValue(const CXXRecordDecl *BaseClass,
+                                   const SubRegion *Super,
+                                   bool isVirtual) const {
+  return loc::MemRegionVal(
+           getStateManager().getRegionManager().getCXXBaseObjectRegion(
+                                                  BaseClass, Super, isVirtual));
+}
+
 inline Loc ProgramState::getLValue(const VarDecl *VD,
                                const LocationContext *LC) const {
   return getStateManager().StoreMgr->getLValueVar(VD, LC);

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