gistfile1.txt

// SM3.0+
SubShader {
	Pass {
		CGPROGRAM
		#pragma vertex vert
		#pragma fragment frag
		#pragma target 3.0
		#pragma multi_compile_fwdbase
		#include "MyCode.cginc"
		ENDCG
	}
	Pass {
		CGPROGRAM
		#pragma vertex vert
		#pragma fragment frag
		#pragma target 3.0
		#pragma multi_compile_fwdadd
		#include "MyCode.cginc"
		ENDCG
	}
}
// SM2.0
SubShader {
	Pass {
		CGPROGRAM
		#pragma vertex vert
		#pragma fragment frag
		#pragma multi_compile_fwdbase nosoftshadows
		#define USE_SM_20_PATH
		#include "MyCode.cginc"
		ENDCG
	}
	Pass {
		CGPROGRAM
		#pragma vertex vert
		#pragma fragment frag
		#pragma multi_compile_fwdadd nosoftshadows
		#define USE_SM_20_PATH
		#include "MyCode.cginc"
		ENDCG
	}	
}