private void build_sscanf(ToyProgramBuilder builder) throws MemoryAccessException {
		/*
		 Originally from notepad 'sscanf'
		
		 	A
		 	|->	B
		 	|
		 	C
		 	|-> D
		 	|	|-> E
		 	|
		 	F
		 	|
		 	G
		
		 */

		// A - 9 code units
		builder.addBytesNOP("0x0100415a", 1);
		builder.addBytesNOP("0x0100415b", 2);
		builder.addBytesNOP("0x0100415d", 3);
		builder.addBytesNOP("0x01004160", 2);
		builder.addBytesNOP("0x01004162", 7);
		builder.addBytesNOP("0x01004169", 3);
		builder.addBytesNOP("0x0100416c", 3);
		builder.addBytesNOP("0x0100416f", 7);
		builder.addBytesBranchConditional("0x01004176", "0x01004192");// jump to C

		// B - 10 code units (fallthrough from A)
		// 0x01004178
		builder.addBytesNOP("0x01004178", 3);
		builder.addBytesNOP("0x0100417b", 1);
		builder.addBytesNOP("0x0100417c", 3);
		builder.addBytesNOP("0x0100417f", 1);
		builder.addBytesNOP("0x01004180", 3);
		builder.addBytesNOP("0x01004183", 1);
		builder.addBytesNOP("0x01004184", 2);
		builder.addBytesNOP("0x01004186", 3);
		builder.addBytesNOP("0x01004189", 3);
		builder.addBytesNOP("0x0100418c", 6);// was a call

		// C - 2 code units
		// 0x01004192
		builder.addBytesNOP("0x01004192", 2);
		builder.addBytesBranchConditional("0x01004194", "0x0100419c");// jump to F

		// D - 2 code units (fallthrough from C)
		// 0x01004196
		builder.addBytesNOP("0x01004196", 4);
		builder.addBytesBranchConditional("0x0100419a", "0x010041a1");// jump to E

		// F - 2 code unit
		// 0x0100419c
		builder.addBytesNOP("0x0100419c", 3);
		builder.addBytesBranch("0x0100419f", "0x010041a4");// jump to G

		// E - 1 code units
		// 0x010041a1
		builder.addBytesNOP("0x010041a1", 3);

		// G - 2 code units
		// 0x010041a4
		builder.addBytesNOP("0x010041a4", 1);
		builder.addBytesReturn("0x010041a5");

		builder.disassemble("0x0100415a", 80, true);

		//
		//
		//
		builder.createLabel("0x0100415a", "sscanf");
		builder.createFunction("0x0100415a");
	}
Added this method for cache testing.  No blocks were needed, just needed another
function to have enough to test a function being removed from the cache.
Ghidra/Features/FunctionGraph/src/test.slow/java/ghidra/app/plugin/core/functiongraph/AbstractFunctionGraphTest.java