Prequest dependency environment:
1. python >= 3.6.8
2. cmake >= 3.19.0
3. boost >= 1.67
4. clang == 6.0.0
5. gcc >= 4.9.4
6. llvm >= 7.0.0


How to build:
1. in merlin_setting.sh, change MERLIN_COMPILER_HOME to your absolute path
2. set dependency environment path in merlin_setting.sh, like boost, clang ,gcc ,llvm
3. source merlin_setting.sh
4. cd trunk/build;
5. cmake3 -DCMAKE_BUILD_TYPE=Release ..;
6. make -j;

How to run:
run "merlincc -h", follow the help message