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Decoder crash for OMASA ISM3_2TC at 64kbps FER in ivas_mdct_core_invQ_fx()

Basic info

Bug description

The fixed point decoder crashes with an assert for the complexity job:

Assertion failed: (NE_16( st->BER_detect, 1 )), function ivas_mdct_core_invQ_fx, file ivas_mdct_core_dec.c, line 1235.

grafik

Ways to reproduce

Bitstream: ltv48_OMASA_3ISM_2TC_OMASA_ISM3_2TC_b64_wb_cbr_fer_ep_10pct_fer_g192.192.zip

IVAS_cod -ism_masa 3 1 ltv48_OMASA_3ISM_1TC_ISM1.csv ltv48_OMASA_3ISM_1TC_ISM2.csv ltv48_OMASA_3ISM_1TC_ISM3.csv ltv48_OMASA_3ISM_1TC.met -max_band swb 64000 32 ltv48_OMASA_3ISM_1TC_32_OMASA_ISM3_1TC.pcm bit
eid-xor -vbr -fer bit ep_10pct_fer.g192 bit_err
IVAS_dec BINAURAL 16 bit_err out.wav