tce-load -i compiletc cmake qt-4.x-dev hunspell-dev poppler-dev qt-4.x-poppler-dev lua5.3-dev

cd texworks-release-0.6.2

mkdir build
cd build

cmake -LAH -DCMAKE_C_FLAGS_RELEASE="-flto -fuse-linker-plugin -mtune=generic -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-flto -fuse-linker-plugin -mtune=generic -Os -pipe -fno-exceptions -fno-rtti" -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=release -DPOPPLER_QT_INCLUDE_DIR="/usr/local/include/poppler/qt4" -DQTPDF_VIEWER=ON -DCMAKE_VERBOSE_MAKEFILE=TRUE ../

make
make install

QtPDF has been configured:

  Version:                             0.1
  Qt version:                          4.8.6
  Compiler optimization:               release

  Poppler-Qt backend:                  yes
  MuPDF backend:                       no
  Shared library:                      no
  Viewer application:                  yes

  QtPDF will be installed to:
      /usr/local

TeXworks has been configured:

  Version:                             0.6.2
  Git Commit:                          7ecce17d (2017-04-29 18:23:51 +0200)
  Build ID:                            personal
  Qt version:                          4.8.6
  Compiler optimization:               release

  Lua scripting plugin:                yes
  Python scripting plugin:             no

  TeXworks will be installed to:
      /usr/local