tce-load -i compiletc git curl-dev perl5 python ruby-2.2 gperf harfbuzz-icu-dev fltk-1.3-dev cairo-dev libxslt-dev

git clone https://github.com/clbr/webkitfltk.git

cd /usr/bin
sudo ln -s /tmp/tcloop/perl5/usr/local/bin/perl perl

cd webkitfltk

time make -j5 -C Source/bmalloc/bmalloc CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" [0m 2.25s]
time make -j5 -C Source/WTF/wtf CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" [0m 16.12s]
time make -j5 -C Source/JavaScriptCore gen CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" [0m 8.34s]
time make -j5 -C Source/JavaScriptCore CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" [14m 25.81s]
time make -j5 -C Source/WebCore CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" [1h 9m 21s]
time make -j5 -C Source/WebKit/fltk CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" [0m 45.15s]

sudo make -C Source/WebKit/fltk CXX="g++ -march=i486 -mtune=i686 -Os -pipe -DNDEBUG -D_GLIBCXX_USE_C99_MATH" PREFIX=/usr/local install

87.05mb new vs 87.07mb old...