Hi, > `/root/llvm/projects/test-suite/SingleSource/UnitTests/Vector/SSE' > make[4]: *** No rule to make target `Output/sse.expandfft.linked.rbc', > needed by `Output/sse.expandfft.linked.bc'. Stop. is llvm-gcc in your path? Was it in the path when you configured llvm (if not, you will need to reconfigure llvm)? Ciao, Duncan.