llvm-installation

hello sir,
./configure worked properly but while giving
make -j 2 command in ubuntu

everything got build properly but at last it showed error as

llvm[4]: Linking Debug+Asserts executable clang
collect2: ld terminated with signal 9 [Killed]
make[4]: *** [/home/manoj/Desktop/LLVM/build/Debug+Asserts/bin/clang] Error 1
make[4]: Leaving directory /home/manoj/Desktop/LLVM/ build/tools/clang/tools/driver' make[3]: *** [all] Error 1 make[3]: Leaving directory /home/manoj/Desktop/LLVM/build/tools/clang/tools’
make[2]: *** [all] Error 1
make[2]: Leaving directory /home/manoj/Desktop/LLVM/build/tools/clang' make[1]: *** [clang/.makeall] Error 2 make[1]: Leaving directory /home/manoj/Desktop/LLVM/build/tools’
make: *** [all] Error 1
it stopped building later by showing prompt simply.please help me to proceed.

thanks,
manoj