Install libquadmath0-dbg-i386-cross by entering the following commands in the terminal:
sudo apt update sudo apt install libquadmath0-dbg-i386-cross
Description:
GCC Quad-Precision Math Library (debug symbols)
A library, which provides quad-precision mathematical functions on targets supporting the __float128 datatype.
Homepage: http://gcc.gnu.org/
Version: 8-20180414-1ubuntu2cross1
Section: universe/debug