@Test
	public void test_DW_OP_deref_nonterm() throws DWARFExpressionException {
		DWARFExpression expr =
			evaluator.readExpr(new byte[] { (byte) DW_OP_fbreg, 0x48, DW_OP_deref, DW_OP_dup });

		try {
			evaluator.setFrameBase(0);
			evaluator.evaluate(expr);
			fail("Should not get here");
		}
		catch (DWARFExpressionException dee) {
			// good
		}
	}
Test to ensure that non-terminal DW_OP_deref opcodes trigger an exception.
@throws IOException
Ghidra/Features/Base/src/test/java/ghidra/app/util/bin/format/dwarf/expression/DWARFExpressionEvaluatorTest.java