@Override
				public int visit(OpTpl op) {
					atLeastOne.set(true);
					return visitor.visit(subtable, pattern, cons, op);
				}
Prepare to traverse a constructor
@param visitor the wrapped Pcode operation visitor to invoke
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/languages/sleigh/SleighLanguages.java