private boolean isAscii(Address addr) {

		Memory mem = program.getMemory();
		try {
			byte byte1 = mem.getByte(addr);
			char c = (char) byte1;
			if (isAsciiPrintable(c)) {
				return true;
			}
			return false;

		}
		catch (MemoryAccessException e) {
			return false;
		}
	}
Method to determine if the given address has one of the ClassTypeinfoDataType
types applied

@param address the given address
@return true if already has a class data type applied or false if not
Ghidra/Features/Decompiler/ghidra_scripts/classrecovery/RTTIGccClassRecoverer.java