message: Improve llvm compat
diff: @@ -11,7 +11,7 @@ ifeq ($(ARCH), x86_64)
  ifneq ($(OS), Windows_NT)
  LLVM_VERSION := $(shell llvm-config --version)
  # If findstring is not empty, then it have found the value
  - ifneq (, $(findstring 9,$(LLVM_VERSION)))
  + ifneq (, $(findstring 8,$(LLVM_VERSION))$(findstring 9,$(LLVM_VERSION)))
  backends += llvm
  endif
  endif
  