[cleanup] accept FIX_1571_BFI_COPY_ARRAY_CORRECT_LEN

#define FIX_1521_SBA_LOUDNESS_STEREO                    /* FhG: issue 1521: Fix loudness for SBA to stereo rendering */

#define FIX_2500_RENDCONF_REFACTOR                      /* Eri: Basop issue #2500: Renderer configuration range check before conversion to fixed point. Harmonize between BASOP/float */

#define FIX_BASOP_2023_TDREND_DISTATT_PRECISION         /* Eri: Basop issue 2023: Distance attenuation scaling, synch with BASOP updates and adding clamping of distance att input and listener position  */

#define FIX_1571_BFI_COPY_ARRAY_CORRECT_LEN             /* FhG: issue 1571: use correct channel signal length for copying signal to buffer */

#define FIX_FLOAT_1573_POSITION_UPDATE                  /* Eri: Float issue 1573: For static orientation and listener movement, the PoseUpdated flag is cleared and prevents 5 ms update rate. */

#define FIX_1576_LCLD_CRASH_DIFFERENT_CODEC_ISAR_FRAME_SIZE  /* Dolby: float issue 1576: fix for crash in LCLD mode when codec frame size is less than isar frame size */

#define FIX_1452_DEFAULT_REVERB                         /* Nokia/Philips/FhG: Fix default room presets and their usage in renderer */

        L_frameTCX[0] = sts[0]->L_frameTCX_past;

        L_frameTCX[1] = sts[1]->L_frameTCX_past;

        mvr2r( sts[0]->hTonalMDCTConc->lastBlockData.spectralData, tmp_ms_sig[0], L_frameTCX[0] );

#ifdef FIX_1571_BFI_COPY_ARRAY_CORRECT_LEN

        mvr2r( sts[1]->hTonalMDCTConc->lastBlockData.spectralData, tmp_ms_sig[1], L_frameTCX[1] );

#else

        mvr2r( sts[1]->hTonalMDCTConc->lastBlockData.spectralData, tmp_ms_sig[1], L_frameTCX[0] );

#endif

        stereo_decoder_tcx( hCPE->hStereoMdct, ms_mask, x_0[1], &sts[0]->hTonalMDCTConc->lastBlockData.spectralData, &sts[1]->hTonalMDCTConc->lastBlockData.spectralData, &hCPE->hStereoMdct->mdct_stereo_mode[0], sts[0]->core, sts[1]->core, sts[0]->igf, L_frameTCX[0], L_frameTCX[1], 0, sts[0]->last_core, sts[1]->last_core, 1 );

    }