440   PetscReal tmp = 1.0, ynorm, ynorm2 = 1.0, snorm = 1.0, dk_yk = 1.0, gd;  in TaoBNCGStepDirectionUpdate()  local
551       snorm = step * dnorm;  in TaoBNCGStepDirectionUpdate()
555 …    PetscCall(TaoBNCGComputeScalarScaling(ynorm2, step * dk_yk, snorm * snorm, &tau_k, cg->alpha));  in TaoBNCGStepDirectionUpdate()
574 …    PetscCall(TaoBNCGComputeScalarScaling(ynorm2, step * dk_yk, snorm * snorm, &tau_k, cg->alpha));  in TaoBNCGStepDirectionUpdate()
616       snorm   = dnorm * step;  in TaoBNCGStepDirectionUpdate()
624           PetscCall(TaoBNCGComputeScalarScaling(ynorm2, cg->yts, snorm * snorm, &tau_k, cg->alpha));  in TaoBNCGStepDirectionUpdate()
635           cg->sts = snorm * snorm;  in TaoBNCGStepDirectionUpdate()
664       snorm   = step * dnorm;  in TaoBNCGStepDirectionUpdate()
668         PetscCall(TaoBNCGComputeScalarScaling(ynorm2, cg->yts, snorm * snorm, &tau_k, cg->alpha));  in TaoBNCGStepDirectionUpdate()
678         cg->sts = snorm * snorm;  in TaoBNCGStepDirectionUpdate()
706       snorm   = step * dnorm;  in TaoBNCGStepDirectionUpdate()
714           PetscCall(TaoBNCGComputeScalarScaling(ynorm2, cg->yts, snorm * snorm, &tau_k, cg->alpha));  in TaoBNCGStepDirectionUpdate()
731           cg->sts = snorm * snorm;  in TaoBNCGStepDirectionUpdate()
771       snorm   = step * dnorm;  in TaoBNCGStepDirectionUpdate()
774       cg->sts = snorm * snorm;  in TaoBNCGStepDirectionUpdate()
800       snorm   = step * dnorm;  in TaoBNCGStepDirectionUpdate()
803       cg->sts = snorm * snorm;  in TaoBNCGStepDirectionUpdate()
831       snorm   = step * dnorm;  in TaoBNCGStepDirectionUpdate()
834       cg->sts = snorm * snorm;  in TaoBNCGStepDirectionUpdate()
837 …PetscCall(TaoBNCGComputeScalarScaling(cg->yty, step * dk_yk, snorm * snorm, &tau_bfgs, cg->bfgs_sc…  in TaoBNCGStepDirectionUpdate()
838 …PetscCall(TaoBNCGComputeScalarScaling(cg->yty, step * dk_yk, snorm * snorm, &tau_dfp, cg->dfp_scal…  in TaoBNCGStepDirectionUpdate()