#include <vector>
#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/DataflowEnvironment.h"
namespace clang {
namespace dataflow {
-template <typename AnalysisT, typename LatticeT, typename InputT,
- typename = std::void_t<>>
-struct HasTransferFor : std::false_type {};
-
-template <typename AnalysisT, typename LatticeT, typename InputT>
-struct HasTransferFor<
- AnalysisT, LatticeT, InputT,
- std::void_t<decltype(std::declval<AnalysisT>().transfer(
- std::declval<const InputT *>(), std::declval<LatticeT &>(),
- std::declval<Environment &>()))>> : std::true_type {};
-
/// Base class template for dataflow analyses built on a single lattice type.
///
/// Requirements:
void transferTypeErased(const CFGElement *Element, TypeErasedLattice &E,
Environment &Env) final {
Lattice &L = llvm::any_cast<Lattice &>(E.Value);
- if constexpr (HasTransferFor<Derived, LatticeT, CFGElement>::value) {
- static_cast<Derived *>(this)->transfer(Element, L, Env);
- }
-
- // FIXME: Remove after users have been updated to implement `transfer` on
- // `CFGElement`.
- if constexpr (HasTransferFor<Derived, LatticeT, Stmt>::value) {
- if (auto Stmt = Element->getAs<CFGStmt>()) {
- static_cast<Derived *>(this)->transfer(Stmt->getStmt(), L, Env);
- }
- }
+ static_cast<Derived *>(this)->transfer(Element, L, Env);
}
private: