tce-load -i compiletc mpc-dev readline-dev texinfo

https://ftp.gnu.org/gnu/gdb/gdb-9.2.tar.xz

cd gdb-9.2

mkdir build
cd build

CC="gcc -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" CXX="g++ -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" ../configure --prefix=/usr/local --localstatedir=/var --with-system-readline

[-fno-exceptions -fno-rtti fails]

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;
find . -name Makefile -type f -exec sed -i 's/-O2 -g//g' {} \;

make [53m 25.77s]
sudo make -C gdb install