Invert test library order

The libraries on the left may know about and use libraries on the right. With the opposite order, potentially there can be unresolved symbols, as the library they should be found in has already been processed.

makefile

@@ -71,7 +71,7 @@ TESTOBJS := $(patsubst $(TESTDIR)/%.cpp,$(TESTINTDIR)/%.o,$(TESTSRCS))
 
 TESTCPPFLAGS := $(CPPFLAGS) -I./
 TESTLDFLAGS := $(LDFLAGS)
-TESTLIBS := -lgtest -lgmock -lgmock_main -lpthread $(LDLIBS)
+TESTLIBS := -lgmock_main -lgmock -lgtest -lpthread $(LDLIBS)
 
 TESTPROJECT_FLAGS = $(TESTCPPFLAGS) $(CXXFLAGS)
 TESTPROJECT_LINKFLAGS = $(TESTLDFLAGS) $(TESTLIBS)