C++ (Cpp) CodeGenFunction::EmitAutoVarCleanups Examples

Example #1

File: CGStmtOpenMP.cpp Project: 4ntoine/clang

static void EmitPrivateLoopCounters(CodeGenFunction &CGF,
                                    CodeGenFunction::OMPPrivateScope &LoopScope,
                                    ArrayRef<Expr *> Counters) {
  for (auto *E : Counters) {
    auto VD = cast<VarDecl>(cast<DeclRefExpr>(E)->getDecl());
    bool IsRegistered = LoopScope.addPrivate(VD, [&]() -> llvm::Value * {
      // Emit var without initialization.
      auto VarEmission = CGF.EmitAutoVarAlloca(*VD);
      CGF.EmitAutoVarCleanups(VarEmission);
      return VarEmission.getAllocatedAddress();
    });
    assert(IsRegistered && "counter already registered as private");
    // Silence the warning about unused variable.
    (void)IsRegistered;
  }
  (void)LoopScope.Privatize();
}