From 22df891893d30e9906d0b14fc3ae5d8e67d500b2 Mon Sep 17 00:00:00 2001
From: Cliff Click <cliffc@acm.org>
Date: Sat, 3 Oct 2026 14:03:48 -0700
Subject: Chapter renumber, and split ch 17

Renumber chapters 10a, 10b, 11, 12, 13, 14 -> 10, 11, 13, 12, [11,14].
Split ch 17 into a 17a and 17b; shuffle around im/mutable syntax to be consistent, and present it more slowly.
THe new immutable syntax is pushed through all later chapters
---
 chapter13/docs/graph5.gv | 117 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 chapter13/docs/graph5.gv

(limited to 'chapter13/docs/graph5.gv')

diff --git a/chapter13/docs/graph5.gv b/chapter13/docs/graph5.gv
new file mode 100644
index 00000000..8189f6dd
--- /dev/null
+++ b/chapter13/docs/graph5.gv
@@ -0,0 +1,117 @@
+digraph chapter13 {
+/*
+struct S { int f; }
+S v = new S;
+int i = arg;
+while (arg > 0) {
+    int j = i/3;
+    if (arg == 5)
+        v.f = j;
+    arg = arg - 1;
+}
+return v;
+
+*/
+	rankdir=BT;
+	concentrate="true";
+	compound="true";
+	subgraph cluster_Nodes {
+		Start2 [ shape=plaintext label=<
+			<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0" CELLPADDING="4">
+			<TR><TD BGCOLOR="yellow">Start</TD></TR>
+			<TR><TD>
+				<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+				<TR><TD PORT="p0" BGCOLOR="yellow">$ctrl</TD><TD PORT="p1">$mem</TD><TD PORT="p2">arg</TD></TR>
+				</TABLE>
+			</TD></TR>
+			</TABLE>>
+		];
+		MemMerge [ shape=box label="MemMerge" ];
+		Stop3 [ shape=box style=filled fillcolor=yellow label="Stop" ];
+		Con_4 [ label="#0" ];
+		new9 [ label="new S" ];
+		Store10 [ label=".f =" ];
+		Loop11 [ shape=box style=filled fillcolor=yellow label="Loop" ];
+		Phi_arg13 [ style=filled fillcolor=lightyellow label="&phi;_arg" ];
+		LT14 [ label="<" ];
+		If16 [ shape=plaintext label=<
+			<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0" CELLPADDING="4">
+			<TR><TD BGCOLOR="yellow">If</TD></TR>
+			<TR><TD>
+				<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+				<TR><TD PORT="p0" BGCOLOR="yellow">True</TD><TD PORT="p1" BGCOLOR="yellow">False</TD></TR>
+				</TABLE>
+			</TD></TR>
+			</TABLE>>
+		];
+		Div21 [ label="//" ];
+		Con_22 [ label="#3" ];
+		EQ23 [ label="==" ];
+		Con_24 [ label="#5" ];
+		If25 [ shape=plaintext label=<
+			<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0" CELLPADDING="4">
+			<TR><TD BGCOLOR="yellow">If</TD></TR>
+			<TR><TD>
+				<TABLE BORDER="0" CELLBORDER="1" CELLSPACING="0">
+				<TR><TD PORT="p0" BGCOLOR="yellow">True</TD><TD PORT="p1" BGCOLOR="yellow">False</TD></TR>
+				</TABLE>
+			</TD></TR>
+			</TABLE>>
+		];
+		Phi_230 [ style=filled fillcolor=lightyellow label="MemPhi_2" ];
+		Store31 [ label=".f =" ];
+		Region32 [ shape=box style=filled fillcolor=yellow label="Region" ];
+		Phi_233 [ style=filled fillcolor=lightyellow label="MemPhi_2" ];
+		Sub35 [ label="-" ];
+		Con_36 [ label="#1" ];
+		Return37 [ shape=box style=filled fillcolor=yellow label="Return" ];
+		{ rank=same; Loop11;Phi_230;Phi_arg13;}
+		{ rank=same; Region32;Phi_233;}
+	}
+	edge [ fontname=Helvetica, fontsize=8 ];
+	Stop3 -> Return37[taillabel=0 color=red];
+	new9 -> Start2:p0[taillabel=0 color=green];
+	Store10 -> Start2:p0[taillabel=0 color=red];
+	Store10 -> Start2:p1[taillabel=1 color=blue];
+	Store10 -> new9[taillabel=2];
+	Store10 -> Con_4[taillabel=3];
+	Loop11 -> Start2:p0[taillabel=1 color=red];
+	Loop11 -> Region32[taillabel=2 color=red constraint=false];
+	Phi_arg13 -> Loop11 [style=dotted taillabel=0];
+	Phi_arg13 -> Start2:p2[taillabel=1];
+	Phi_arg13 -> Sub35[taillabel=2 constraint=false];
+	LT14 -> Loop11[taillabel=0 color=red];
+	LT14 -> Con_4[taillabel=1];
+	LT14 -> Phi_arg13[taillabel=2];
+	If16 -> Loop11[taillabel=0 color=red];
+	If16 -> LT14[taillabel=1];
+	Div21 -> Start2[taillabel=0 color=red];
+	Div21 -> Start2:p2[taillabel=1];
+	Div21 -> Con_22[taillabel=2];
+	EQ23 -> Loop11[taillabel=0 color=red];
+	EQ23 -> Phi_arg13[taillabel=1];
+	EQ23 -> Con_24[taillabel=2];
+	If25 -> If16:p0[taillabel=0 color=red];
+	If25 -> EQ23[taillabel=1];
+	Phi_230 -> Loop11 [style=dotted taillabel=0];
+	Phi_230 -> Store10[taillabel=1 color=blue];
+	Phi_230 -> Phi_233[taillabel=2 color=blue constraint=false];
+	Store31 -> Loop11[taillabel=0 color=red];
+	Store31 -> Phi_230[taillabel=1 color=blue];
+	Store31 -> new9[taillabel=2];
+	Store31 -> Div21[taillabel=3];
+	Region32 -> If25:p0[taillabel=1 color=red];
+	Region32 -> If25:p1[taillabel=2 color=red];
+	Phi_233 -> Region32 [style=dotted taillabel=0];
+	Phi_233 -> Store31[taillabel=1 color=blue];
+	Phi_233 -> Phi_230[taillabel=2 color=blue constraint=false];
+	Sub35 -> Loop11[taillabel=0 color=red];
+	Sub35 -> Phi_arg13[taillabel=1];
+	Sub35 -> Con_36[taillabel=2];
+	Return37 -> If16:p1[taillabel=0 color=red];
+	Return37 -> new9[taillabel=2];
+	Return37 -> MemMerge[taillabel=1 color=blue];
+	MemMerge -> Start2:p1[taillabel=1 color=blue];
+	MemMerge -> Phi_230[taillabel=2 color=blue];
+	MemMerge -> Loop11[taillabel=0 color=green];
+}
-- 
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