Assertion in convolve_tc_fx for OMASA LTV input

Basic info

• Fixed point:
  • Encoder (fixed): 909f10c3

Bug description

Using the OMASA LTV input for BASOP encoder, there is an assertion in frame 4720. The assert is

IVAS_cod: lib_com/basop32.c:1784: L_add: Assertion `0' failed.

and the stack trace is here

Ways to reproduce

Use the LTV input files and following command line

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 fb  80000 48 ltv48_OMASA_3ISM_1TC.wav test_0214.bs