1 files changed, 73 insertions, 0 deletions
diff --git a/include/clang/StaticAnalyzer/Core/PathSensitive/DynamicType.h b/include/clang/StaticAnalyzer/Core/PathSensitive/DynamicType.h
new file mode 100644
index 000000000000..356401d77561
--- /dev/null
+++ b/include/clang/StaticAnalyzer/Core/PathSensitive/DynamicType.h
@@ -0,0 +1,73 @@
+//===- DynamicType.h - Dynamic type related APIs ----------------*- 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 APIs that track and query dynamic type information. This
+//  information can be used to devirtualize calls during the symbolic execution
+//  or do type checking.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_DYNAMICTYPE_H
+#define LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_DYNAMICTYPE_H
+
+#include "clang/AST/Type.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/DynamicCastInfo.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/DynamicTypeInfo.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/ProgramStateTrait.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState_Fwd.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/SymbolManager.h"
+#include "llvm/ADT/ImmutableMap.h"
+#include "llvm/ADT/Optional.h"
+#include <utility>
+
+namespace clang {
+namespace ento {
+
+/// Get dynamic type information for the region \p MR.
+DynamicTypeInfo getDynamicTypeInfo(ProgramStateRef State, const MemRegion *MR);
+
+/// Get raw dynamic type information for the region \p MR.
+const DynamicTypeInfo *getRawDynamicTypeInfo(ProgramStateRef State,
+                                             const MemRegion *MR);
+
+/// Get dynamic cast information from \p CastFromTy to \p CastToTy of \p MR.
+const DynamicCastInfo *getDynamicCastInfo(ProgramStateRef State,
+                                          const MemRegion *MR,
+                                          QualType CastFromTy,
+                                          QualType CastToTy);
+
+/// Set dynamic type information of the region; return the new state.
+ProgramStateRef setDynamicTypeInfo(ProgramStateRef State, const MemRegion *MR,
+                                   DynamicTypeInfo NewTy);
+
+/// Set dynamic type information of the region; return the new state.
+ProgramStateRef setDynamicTypeInfo(ProgramStateRef State, const MemRegion *MR,
+                                   QualType NewTy, bool CanBeSubClassed = true);
+
+/// Set dynamic type and cast information of the region; return the new state.
+ProgramStateRef setDynamicTypeAndCastInfo(ProgramStateRef State,
+                                          const MemRegion *MR,
+                                          QualType CastFromTy,
+                                          QualType CastToTy,
+                                          bool IsCastSucceeds);
+
+/// Removes the dead type informations from \p State.
+ProgramStateRef removeDeadTypes(ProgramStateRef State, SymbolReaper &SR);
+
+/// Removes the dead cast informations from \p State.
+ProgramStateRef removeDeadCasts(ProgramStateRef State, SymbolReaper &SR);
+
+void printDynamicTypeInfoJson(raw_ostream &Out, ProgramStateRef State,
+                              const char *NL = "\n", unsigned int Space = 0,
+                              bool IsDot = false);
+
+} // namespace ento
+} // namespace clang
+
+#endif // LLVM_CLANG_STATICANALYZER_CORE_PATHSENSITIVE_DYNAMICTYPE_H