fix inline issue

vm_suite.ce

@@ -6928,6 +6928,17 @@ run("reduce counting with predicate", function() {
   assert_eq(result, 3, "reduce count evens")
 })
 
+run("reduce building array", function() {
+  var result = reduce([1, 2, 3], function(acc, x) {
+    acc[] = x * 2
+    return acc
+  }, [])
+  assert_eq(length(result), 3, "reduce array build length")
+  assert_eq(result[0], 2, "reduce array [0]")
+  assert_eq(result[1], 4, "reduce array [1]")
+  assert_eq(result[2], 6, "reduce array [2]")
+})
+
 // ============================================================================
 // SOME - COMPLETE COVERAGE
 // ============================================================================