$ ./foo_int
1, 5, 25, 50, 100,

$ ./foo_double

1.000000, 5.000000, 10.000000, 25.000000,

$ ./foo_both
1, 5, 25, 50, 100,

1.000000, 5.000000, 10.000000, 25.000000,

$ nm foo_int.exe | grep compare
0000000100403040 r .rdata$.refptr.compare_int
0000000100403040 R .refptr.compare_int
0000000100401170 T compare_int

$ nm foo_double.exe | grep compare
0000000100403040 r .rdata$.refptr.compare_double
0000000100403040 R .refptr.compare_double
00000001004011a0 T compare_double

$ nm foo_both.exe | grep compare
0000000100403040 r .rdata$.refptr.compare_double
0000000100403050 r .rdata$.refptr.compare_int
0000000100403040 R .refptr.compare_double
0000000100403050 R .refptr.compare_int
0000000100401230 T compare_double
0000000100401210 T compare_int