Msan error in SBA BR switching with dtx in FOA encoding

Running

make CLANG=1 -j
./IVAS_cod -dtx -sba 1 scripts/switchPaths/sw_13k2_192k_50fr.bin 32 ltv32_FOA.wav bit

results in

==630501==WARNING: MemorySanitizer: use-of-uninitialized-value
            #0 0xdecabd in deemph /local/knj/ivas-codec2/lib_com/deemph.c:68:10
            #1 0x10f24af in save_old_syn /local/knj/ivas-codec2/lib_com/swb_bwe_com.c:1546:5
            #2 0x972eb7 in acelp_core_enc /local/knj/ivas-codec2/lib_enc/acelp_core_enc.c:351:13
            #3 0xb06630 in ivas_core_enc /local/knj/ivas-codec2/lib_enc/ivas_core_enc.c:249:28
            #4 0x7240de in ivas_sce_enc /local/knj/ivas-codec2/lib_enc/ivas_sce_enc.c:254:20
            #5 0x5767da in ivas_enc /local/knj/ivas-codec2/lib_enc/ivas_enc.c:258:28
            #6 0x4c6a92 in IVAS_ENC_EncodeFrameToSerial /local/knj/ivas-codec2/lib_enc/lib_enc.c:1343:24
            #7 0x4a59db in main /local/knj/ivas-codec2/apps/encoder.c:782:24
            #8 0x7f84e7258d09 in __libc_start_main csu/../csu/libc-start.c:308:16
            #9 0x420539 in _start (/local/knj/ivas-codec2/IVAS_cod_ref+0x420539)

        SUMMARY: MemorySanitizer: use-of-uninitialized-value /local/knj/ivas-codec2/lib_com/deemph.c:68:10 in deemph
        Exiting