Fix makefile bug
@@ -70,6 +70,7 @@ COMPOPT= -O3 -g3 -Wall -fmessage-length=0 -fopenmp -fPIC -MMD -MP
# $? names of all prerequisites that are newer than the target, separated by spaces.
$(OBJDIR)/%.o: $(SRCDIR)/%.cpp
+ mkdir -p $(OBJDIR)
@echo 'Building target: $@'
$(CPPCOMP) $(INCLOPT) $(COMPOPT) -c -o $@ $<
@echo 'Finished building target: $@'
