tce-load -i pcre-dev bash

cd qpdf-6.0.0

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

CC="gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe" CXX="g++ -flto -fuse-linker-plugin -mtune=generic -Os -pipe" ./configure --prefix=/usr/local --localstatedir=/var--disable-static

make
sudo make install