This reduces startup latency for make invocations, which is especially
noticeable on systems that are slow or have slow I/O, like Windows.
$(HOSTPROGS): %$(HOSTEXESUF): %.o
$(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS)
-$(OBJS): | $(dir $(OBJS))
-$(HOSTOBJS): | $(dir $(HOSTOBJS))
-$(TESTOBJS): | $(dir $(TESTOBJS))
+$(OBJS): | $(sort $(dir $(OBJS)))
+$(HOSTOBJS): | $(sort $(dir $(HOSTOBJS)))
+$(TESTOBJS): | $(sort $(dir $(TESTOBJS)))
$(TOOLOBJS): | tools
OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS))