return createUnknown(className, sourceFile, start.getPosition(), end.getPosition());
return createUnknown(className, sourceFile, startPC, endPC);
	public static SourceLineAnnotation fromVisitedInstructionRange(			ClassContext classContext, MethodGen methodGen, String sourceFile, InstructionHandle start, InstructionHandle end) {		LineNumberTable lineNumberTable = methodGen.getLineNumberTable(methodGen.getConstantPool());		String className = methodGen.getClassName();		if (lineNumberTable == null)			return createUnknown(className, sourceFile, start.getPosition(), end.getPosition());		int startLine = lineNumberTable.getSourceLine(start.getPosition());		int endLine = lineNumberTable.getSourceLine(end.getPosition());		return new SourceLineAnnotation(				className, sourceFile, startLine, endLine, start.getPosition(), end.getPosition())				.addInstructionContext(classContext, classContext.getMethod(methodGen));	}