remove unaccessed variable to fix compiler warning

    Word16 voice_fac_fx;      /* Voicing factor                       */

    Word16 code_fx[L_SUBFR];  /* algebraic codevector                 */

    Word16 i_subfr_fx;

    const Word16 *p_Aq_fx;

    Word16 *pt_pitch_fx;

    gain_pit_fx = 0;

        CNG_reset_dec_fx( st_fx, pitch_buf_fx, voice_factors_fx );

    }

    p_Aq_fx = Aq_fx;

    move16(); /*Q12*/ /* pointer to interpolated LPC parameters */

    pt_pitch_fx = pitch_buf_fx;

    move16(); /* pointer to the pitch buffer  */

        interp_code_5over2_fx( &exc_fx[i_subfr_fx], &bwe_exc_fx[( ( i_subfr_fx * 2 * HIBND_ACB_L_FAC ) >> 1 )], L_SUBFR );

        p_Aq_fx += ( M + 1 );

        pt_pitch_fx++;

        st_fx->tilt_code_dec_fx[tmp_idx] = st_fx->tilt_code_fx;

        move16();