From 6852981f48f55b245fae6229c2930c3d09d9e45e Mon Sep 17 00:00:00 2001
From: Cliff Click <cliffc@acm.org>
Date: Tue, 6 May 2025 13:44:10 -0700
Subject: README

---
 .../com/seaofnodes/simple/type/TypeConAryI.java    |  2 +-
 .../java/com/seaofnodes/simple/Chapter22Test.java  | 22 +++++++++++++++++++++-
 2 files changed, 22 insertions(+), 2 deletions(-)

(limited to 'chapter22/src')

diff --git a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java
index 2a5900c7..f888a93d 100644
--- a/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java
+++ b/chapter22/src/main/java/com/seaofnodes/simple/type/TypeConAryI.java
@@ -9,7 +9,7 @@ public class TypeConAryI extends TypeConAry<int[]> {
     private static final TypeConAryI I123  = make(new int[]{1,2,3});
     public static void gather(ArrayList<Type> ts) { ts.add(I123); }
     @Override public String str() { return "[i32]"; }
-    @Override public int alignment() { return 3; }
+    @Override public int alignment() { return 2; }
     @Override boolean eq(Type t) { return Arrays.equals(_ary,((TypeConAryI)t)._ary); }
     @Override int hash() { return Arrays.hashCode(_ary); }
 }
diff --git a/chapter22/src/test/java/com/seaofnodes/simple/Chapter22Test.java b/chapter22/src/test/java/com/seaofnodes/simple/Chapter22Test.java
index 3c228a5b..eddba242 100644
--- a/chapter22/src/test/java/com/seaofnodes/simple/Chapter22Test.java
+++ b/chapter22/src/test/java/com/seaofnodes/simple/Chapter22Test.java
@@ -32,7 +32,7 @@ public class Chapter22Test {
     }
 
 
-    @Test public void testJig1() throws IOException {
+    @Test public void testR5Load() throws IOException {
         EvalRisc5 R5 = TestRisc5.build("riscv_load", 0, 0, false);
         int trap = R5.step(100);
         assertEquals(0,trap);
@@ -123,5 +123,25 @@ return cc.cz;
         assertEquals(0,arm.regs[0]);
     }
 
+    @Test
+    public void testFinalArray() {
+        String src = """
+int N=4;
+i32[] !is = new i32[N];
+for( int i=0; i<N; i++ )
+    is[i] = i*i;
+val sum = { i32[~] is ->
+    int sum=0;
+    for( int i=0; i<is#; i++ )
+        sum += is[i];
+    return sum;
+};
+return sum(is);
+""";
+        CodeGen code = new CodeGen(src).parse().opto().typeCheck();
+        assertEquals("return Phi(Loop,0,(Phi_sum+.[]));", code._stop.toString());
+        assertEquals("14", Eval2.eval(code, 0));
+    }
+
 
 }
-- 
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