phase: 20.49 COMPLETE; 20.50 Flow+String minimal reps; 20.51 selfhost v0/v1 minimal (Option A/B); hv1-inline binop/unop/copy; docs + run_all + CURRENT_TASK -> 21.0

apps/tests/try_finally_break_inner_loop.hako

@@ -0,0 +1,21 @@
+static box Main {
+  main(args) {
+    local i = 0
+    local fin = 0
+    loop(i < 3) {
+      try {
+        local j = 0
+        loop(j < 5) {
+          if (j == 2) { break }
+          j = j + 1
+        }
+      } cleanup {
+        // inner の break に関わらず finally は 1 回実行
+        fin = fin + 1
+      }
+      i = i + 1
+    }
+    // outer 反復回数 = 3
+    return fin
+  }
+}