73   PetscReal                    prered, actred, delta, f, f_new, rhok, gdx, xdiff, stepsize;  in TaoSolve_TRON()  local
172       f_new    = f;  in TaoSolve_TRON()
175 …PetscCall(TaoLineSearchApply(tao->linesearch, tron->X_New, &f_new, tron->G_New, tao->stepdirection…  in TaoSolve_TRON()
181       actred = f_new - f;  in TaoSolve_TRON()
210         f = f_new;  in TaoSolve_TRON()
238   PetscReal                    f_new;  in TronGradientProjections()  local
252     f_new = tron->f;  in TronGradientProjections()
257 …PetscCall(TaoLineSearchApply(tao->linesearch, tao->solution, &f_new, tao->gradient, tao->stepdirec…  in TronGradientProjections()
264     actred     = f_new - tron->f;  in TronGradientProjections()
265     actred_max = PetscMax(actred_max, -(f_new - tron->f));  in TronGradientProjections()
266     tron->f    = f_new;  in TronGradientProjections()