tce-load -i compiletc git automake libtool-dev intltool gettext-dev

git clone https://github.com/laurikari/tre

cd tre

./utils/autogen.sh

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 2.56s]
sudo make install

* Compilation environment

  CC       = gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe
  CFLAGS   = -g -O2 -Wall
  CPP      = gcc -flto -fuse-linker-plugin -mtune=generic -Os -pipe -E
  CPPFLAGS = 
  LD       = /usr/local/bin/ld -m elf_x86_64
  LDFLAGS  = 
  LIBS     = 
  Use alloca():                       yes

* TRE options

  Development-time debugging:         no
  System regex ABI compatibility:     no
  Wide character (wchar_t) support:   yes
  Multibyte character set support:    yes
  Approximate matching support:       yes
  Build and install agrep:            yes