Handle arguments objects in frame when materializing arguments

test/mjsunit/regress/regress-347262.js

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 // Flags: --allow-natives-syntax
 
-// Try to get a GC because of a heap number allocation while we
-// have live values (o) in a register.
-function f(o) {
-  var x = 1.5;
-  var y = 2.5;
-  for (var i = 1; i < 3; i += 1) {
-    %SetAllocationTimeout(1, 0, false);
-    o.val = x + y + i;
-    %SetAllocationTimeout(-1, -1, true);
+(function ArgumentsObjectWithOtherArgumentsInFrame() {
+  function g() {
+    return g.arguments;
   }
-  return o;
-}
 
-var o = { val: 0 };
-f(o);
+  function f(x) {
+    g();
+    return arguments[0];
+  }
+  f();
+  f();
+  %OptimizeFunctionOnNextCall(f);
+  f();
+})();
+
+
+(function ArgumentsObjectWithOtherArgumentsDeopt() {
+  function g(y) {
+    y.o2 = 2;
+    return g.arguments;
+  }
+
+  function f(x) {
+    var o1 = { o2 : 1 };
+    var a = g(o1);
+    o1.o2 = 3;
+    return arguments[0] + a[0].o2;
+  }
+  f(0);
+  f(0);
+  %OptimizeFunctionOnNextCall(f);
+  assertEquals(3, (f(0)));

[Michael Starzinger, 2014/02/27 14:37:40]

nit: Obsolete parens around f(0) here.

+})();