NUM_VERSION         6 tools/build/feature/test-llvm-version.cpp #define pass int main() {printf("%x\n", NUM_VERSION); return 0;}
NUM_VERSION         8 tools/build/feature/test-llvm-version.cpp #if NUM_VERSION >= 0x030900
NUM_VERSION         6 tools/build/feature/test-llvm.cpp #if NUM_VERSION < 0x030900