tce-load -i compiletc

https://github.com/libexif/libexif/releases/download/libexif-0_6_22-release/libexif-0.6.22.tar.xz

cd libexif-0.6.22

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

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

make [0m 5.17s]
sudo make install

Configuration (libexif 0.6.22):

  Build
    Source code location:          .
    Compiler:                      gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe
    Ship binaries in tarball:      false
    Use translations:              yes