test/initest.ini - public/gem5 - Git at Google

 #define JUNK
 // General stuff
 #define FOO(X) BAR##X
 [General]
    Test1=FOO(asdf)
    Test2=bar

 #ifdef JUNK
 [Junk] // This is the junk
 Test3=yo
 Test4=mama
 #endif

 #include "foo.ini"
	#define JUNK
	// General stuff
	#define FOO(X) BAR##X
	[General]
	Test1=FOO(asdf)
	Test2=bar

	#ifdef JUNK
	[Junk] // This is the junk
	Test3=yo
	Test4=mama
	#endif

	#include "foo.ini"