wasm shell + destructuring

tests/expected/50-smoke.txt

@@ -128,6 +128,7 @@ slice-of-slice: [20, 30]
 strsub: world
 str-prefix: hello
 str-suffix: world
+global-addr-of: 99
 deref: Point{x: 10, y: 20}
 auto-deref: 10
 mp[0]: 10
@@ -137,6 +138,7 @@ ptr==null: true
 ptr!=null: false
 ptr2==null: false
 ptr2!=null: true
+ptr-nested-field: 1.000000 2.000000 3.000000
 vec-construct: [1.000000, 3.000000, 2.000000]
 vec-add: [5.000000, 7.000000, 9.000000]
 vec-sub: [4.000000, 3.000000, 2.000000]
@@ -267,6 +269,11 @@ flags-explicit-raw: 68
 var swap: 20 10
 arr swap: 3 1
 3-way: 3 1 2
+--- destructure ---
+basic: 10 20
+fn: 2 1
+discard: 200
+triple: 1 2 3
 === 15. Foreign ===
 foreign-rename: 42
 === 16. Compound Assign ===