Fix continue statements within for-in loops.

test/cctest/compiler/test-run-jsbranches.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "test/cctest/compiler/function-tester.h"
 
 using namespace v8::internal;
 using namespace v8::internal::compiler;
@@ skipping 130 matching lines @@
   TestForIn(
       "(function(a, b) {"
       "var obj = {'a' : undefined};"
       "for (obj.a in a) {"
       "  if (b) { delete a[b]; b = undefined; }"
       "}"
       "return obj.a;})");
 }
 
 
+TEST(ForInContinueStatement) {
+  const char* src =
+      "(function(a,b) {"
+      "  var r = '-';"
+      "  for (var x in a) {"
+      "    r += 'A-';"
+      "    if (b) continue;"
+      "    r += 'B-';"
+      "  }"
+      "  return r;"
+      "})";
+  FunctionTester T(src);
+
+  T.CheckCall(T.Val("-A-B-"), T.NewObject("({x:1})"), T.false_value());
+  T.CheckCall(T.Val("-A-B-A-B-"), T.NewObject("({x:1,y:2})"), T.false_value());
+  T.CheckCall(T.Val("-A-"), T.NewObject("({x:1})"), T.true_value());
+  T.CheckCall(T.Val("-A-A-"), T.NewObject("({x:1,y:2})"), T.true_value());
+}
+
+
 TEST(SwitchStatement) {
   const char* src =
       "(function(a,b) {"
       "  var r = '-';"
       "  switch (a) {"
       "    case 'x'    : r += 'X-';"
       "    case b + 'b': r += 'B-';"
       "    default     : r += 'D-';"
       "    case 'y'    : r += 'Y-';"
       "  }"
@@ skipping 92 matching lines @@
 }
 
 
 TEST(NestedForConditional) {
   FunctionTester T("(function(a,b) { for (; a > 1; a--) return b ? 1 : 2; })");
 
   T.CheckCall(T.Val(1), T.Val(3), T.true_value());
   T.CheckCall(T.Val(2), T.Val(2), T.false_value());
   T.CheckCall(T.undefined(), T.Val(1), T.null());
 }