@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (!(obj instanceof DebugInfoEntry)) {
			return false;
		}
		DebugInfoEntry other = (DebugInfoEntry) obj;
		return Objects.equals(compilationUnit, other.compilationUnit) &&
			dieIndex == other.dieIndex && offset == other.offset;
	}
Returns the ordinal position of this DIE record in its parent's list of children.

@return index of ourself in our parent, or -1 if root DIE
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DebugInfoEntry.java