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\begin{verbatim}
%struct.QuadTree = type { double, [4 x %QT*] }
%QT = type %struct.QuadTree

void %Sum3rdChildren(%QT* %T, double* %Result) {
entry: %V = alloca double            ;; %V is type 'double*'
       %tmp.0 = seteq %QT* %T, null  ;; type 'bool'
       br bool %tmp.0, label %endif, label %else

else:  ;;tmp.1 = &T[0].Children[3]  'Children' = Field #1
       %tmp.1 = getelementptr %QT* %T, long 0, ubyte 1, long 3
       %Child3 = load %QT** %tmp.1
       call void %Sum3rdChildren(%QT* %Child3, double* %V)
       %tmp.2 = load double* %V
       %tmp.3 = getelementptr %QT* %T, long 0, ubyte 0
       %tmp.4 = load double* %tmp.3
       %tmp.5 = add double %tmp.2, %tmp.4
       br label %endif

endif: %Ret = phi double [ %tmp.5, %else ], [ 0.0, %entry ]
       store double %Ret, double* %Result
       ret void  ;; Return with no value
}
\end{verbatim}
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