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<title>[174024] tags/Safari-601.1.1</title>
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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/174024">174024</a></dd>
<dt>Author</dt> <dd>bshafiei@apple.com</dd>
<dt>Date</dt> <dd>2014-09-26 15:17:52 -0700 (Fri, 26 Sep 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>Roll out <a href="http://trac.webkit.org/projects/webkit/changeset/172794">r172794</a>. <rdar://problem/18447606></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#tagsSafari60111LayoutTestsChangeLog">tags/Safari-601.1.1/LayoutTests/ChangeLog</a></li>
<li><a href="#tagsSafari60111LayoutTestshttptestssecuritycrossframeaccessenumerationexpectedtxt">tags/Safari-601.1.1/LayoutTests/http/tests/security/cross-frame-access-enumeration-expected.txt</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCoreChangeLog">tags/Safari-601.1.1/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCorebytecompilerBytecodeGeneratorcpp">tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCorebytecompilerBytecodeGeneratorh">tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.h</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCorebytecompilerNodesCodegencpp">tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCoreruntimeJSProxycpp">tags/Safari-601.1.1/Source/JavaScriptCore/runtime/JSProxy.cpp</a></li>
</ul>
<h3>Removed Paths</h3>
<ul>
<li><a href="#tagsSafari60111SourceJavaScriptCoretestsstressforinbasereassignedlaterandchangestructurejs">tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later-and-change-structure.js</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCoretestsstressforinbasereassignedlaterjs">tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later.js</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCoretestsstressforinbasereassignedjs">tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned.js</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCoretestsstressforinproxytargetchangedstructurejs">tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy-target-changed-structure.js</a></li>
<li><a href="#tagsSafari60111SourceJavaScriptCoretestsstressforinproxyjs">tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy.js</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="tagsSafari60111LayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/LayoutTests/ChangeLog (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/LayoutTests/ChangeLog 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/LayoutTests/ChangeLog 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,3 +1,7 @@
</span><ins>+2014-09-26 Babak Shafiei <bshafiei@apple.com>
+
+ Roll out r172794. <rdar://problem/18447606>
+
</ins><span class="cx"> 2014-09-22 Gyuyoung Kim <gyuyoung.kim@samsung.com>
</span><span class="cx">
</span><span class="cx"> Unreviewed, EFL gardening. Unskip media test on EFL port. Almost media tests
</span></span></pre></div>
<a id="tagsSafari60111LayoutTestshttptestssecuritycrossframeaccessenumerationexpectedtxt"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/LayoutTests/http/tests/security/cross-frame-access-enumeration-expected.txt (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/LayoutTests/http/tests/security/cross-frame-access-enumeration-expected.txt 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/LayoutTests/http/tests/security/cross-frame-access-enumeration-expected.txt 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -11,6 +11,7 @@
</span><span class="cx"> CONSOLE MESSAGE: Blocked a frame with origin "http://127.0.0.1:8000" from accessing a frame with origin "http://localhost:8000". Protocols, domains, and ports must match.
</span><span class="cx"> CONSOLE MESSAGE: Blocked a frame with origin "http://127.0.0.1:8000" from accessing a frame with origin "http://localhost:8000". Protocols, domains, and ports must match.
</span><span class="cx"> CONSOLE MESSAGE: Blocked a frame with origin "http://127.0.0.1:8000" from accessing a frame with origin "http://localhost:8000". Protocols, domains, and ports must match.
</span><ins>+CONSOLE MESSAGE: Blocked a frame with origin "http://127.0.0.1:8000" from accessing a frame with origin "http://localhost:8000". Protocols, domains, and ports must match.
</ins><span class="cx"> This tests that variable names can't be enumerated cross domain (see http://bugs.webkit.org/show_bug.cgi?id=16387)
</span><span class="cx">
</span><span class="cx">
</span></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/Source/JavaScriptCore/ChangeLog (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/ChangeLog 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/ChangeLog 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,3 +1,7 @@
</span><ins>+2014-09-26 Babak Shafiei <bshafiei@apple.com>
+
+ Roll out r172794. <rdar://problem/18447606>
+
</ins><span class="cx"> 2014-09-22 Filip Pizlo <fpizlo@apple.com>
</span><span class="cx">
</span><span class="cx"> FTL allocatePropertyStorage code should involve less copy-paste
</span></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCorebytecompilerBytecodeGeneratorcpp"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.cpp 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1422,6 +1422,9 @@
</span><span class="cx"> {
</span><span class="cx"> for (size_t i = m_forInContextStack.size(); i > 0; i--) {
</span><span class="cx"> ForInContext* context = m_forInContextStack[i - 1].get();
</span><ins>+ if (context->base() != base)
+ continue;
+
</ins><span class="cx"> if (context->local() != property)
</span><span class="cx"> continue;
</span><span class="cx">
</span><span class="lines">@@ -2583,11 +2586,11 @@
</span><span class="cx"> return dst;
</span><span class="cx"> }
</span><span class="cx">
</span><del>-void BytecodeGenerator::pushIndexedForInScope(RegisterID* localRegister, RegisterID* indexRegister)
</del><ins>+void BytecodeGenerator::pushIndexedForInScope(RegisterID* baseRegister, RegisterID* localRegister, RegisterID* indexRegister)
</ins><span class="cx"> {
</span><span class="cx"> if (!localRegister)
</span><span class="cx"> return;
</span><del>- m_forInContextStack.append(std::make_unique<IndexedForInContext>(localRegister, indexRegister));
</del><ins>+ m_forInContextStack.append(std::make_unique<IndexedForInContext>(baseRegister, localRegister, indexRegister));
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void BytecodeGenerator::popIndexedForInScope(RegisterID* localRegister)
</span><span class="lines">@@ -2597,11 +2600,11 @@
</span><span class="cx"> m_forInContextStack.removeLast();
</span><span class="cx"> }
</span><span class="cx">
</span><del>-void BytecodeGenerator::pushStructureForInScope(RegisterID* localRegister, RegisterID* indexRegister, RegisterID* propertyRegister, RegisterID* enumeratorRegister)
</del><ins>+void BytecodeGenerator::pushStructureForInScope(RegisterID* baseRegister, RegisterID* localRegister, RegisterID* indexRegister, RegisterID* propertyRegister, RegisterID* enumeratorRegister)
</ins><span class="cx"> {
</span><span class="cx"> if (!localRegister)
</span><span class="cx"> return;
</span><del>- m_forInContextStack.append(std::make_unique<StructureForInContext>(localRegister, indexRegister, propertyRegister, enumeratorRegister));
</del><ins>+ m_forInContextStack.append(std::make_unique<StructureForInContext>(baseRegister, localRegister, indexRegister, propertyRegister, enumeratorRegister));
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void BytecodeGenerator::popStructureForInScope(RegisterID* localRegister)
</span></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCorebytecompilerBytecodeGeneratorh"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.h (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.h 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/BytecodeGenerator.h 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -99,8 +99,9 @@
</span><span class="cx">
</span><span class="cx"> class ForInContext {
</span><span class="cx"> public:
</span><del>- ForInContext(RegisterID* localRegister)
- : m_localRegister(localRegister)
</del><ins>+ ForInContext(RegisterID* baseRegister, RegisterID* localRegister)
+ : m_baseRegister(baseRegister)
+ , m_localRegister(localRegister)
</ins><span class="cx"> , m_isValid(true)
</span><span class="cx"> {
</span><span class="cx"> }
</span><span class="lines">@@ -118,17 +119,19 @@
</span><span class="cx"> };
</span><span class="cx"> virtual ForInContextType type() const = 0;
</span><span class="cx">
</span><ins>+ RegisterID* base() const { return m_baseRegister.get(); }
</ins><span class="cx"> RegisterID* local() const { return m_localRegister.get(); }
</span><span class="cx">
</span><span class="cx"> private:
</span><ins>+ RefPtr<RegisterID> m_baseRegister;
</ins><span class="cx"> RefPtr<RegisterID> m_localRegister;
</span><span class="cx"> bool m_isValid;
</span><span class="cx"> };
</span><span class="cx">
</span><span class="cx"> class StructureForInContext : public ForInContext {
</span><span class="cx"> public:
</span><del>- StructureForInContext(RegisterID* localRegister, RegisterID* indexRegister, RegisterID* propertyRegister, RegisterID* enumeratorRegister)
- : ForInContext(localRegister)
</del><ins>+ StructureForInContext(RegisterID* baseRegister, RegisterID* localRegister, RegisterID* indexRegister, RegisterID* propertyRegister, RegisterID* enumeratorRegister)
+ : ForInContext(baseRegister, localRegister)
</ins><span class="cx"> , m_indexRegister(indexRegister)
</span><span class="cx"> , m_propertyRegister(propertyRegister)
</span><span class="cx"> , m_enumeratorRegister(enumeratorRegister)
</span><span class="lines">@@ -152,8 +155,8 @@
</span><span class="cx">
</span><span class="cx"> class IndexedForInContext : public ForInContext {
</span><span class="cx"> public:
</span><del>- IndexedForInContext(RegisterID* localRegister, RegisterID* indexRegister)
- : ForInContext(localRegister)
</del><ins>+ IndexedForInContext(RegisterID* baseRegister, RegisterID* localRegister, RegisterID* indexRegister)
+ : ForInContext(baseRegister, localRegister)
</ins><span class="cx"> , m_indexRegister(indexRegister)
</span><span class="cx"> {
</span><span class="cx"> }
</span><span class="lines">@@ -524,9 +527,9 @@
</span><span class="cx"> void pushFinallyContext(StatementNode* finallyBlock);
</span><span class="cx"> void popFinallyContext();
</span><span class="cx">
</span><del>- void pushIndexedForInScope(RegisterID* local, RegisterID* index);
</del><ins>+ void pushIndexedForInScope(RegisterID* base, RegisterID* local, RegisterID* index);
</ins><span class="cx"> void popIndexedForInScope(RegisterID* local);
</span><del>- void pushStructureForInScope(RegisterID* local, RegisterID* index, RegisterID* property, RegisterID* enumerator);
</del><ins>+ void pushStructureForInScope(RegisterID* base, RegisterID* local, RegisterID* index, RegisterID* property, RegisterID* enumerator);
</ins><span class="cx"> void popStructureForInScope(RegisterID* local);
</span><span class="cx"> void invalidateForInContextForLocal(RegisterID* local);
</span><span class="cx">
</span></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCorebytecompilerNodesCodegencpp"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/bytecompiler/NodesCodegen.cpp 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -2070,7 +2070,7 @@
</span><span class="cx"> generator.emitToIndexString(propertyName.get(), i.get());
</span><span class="cx"> this->emitLoopHeader(generator, propertyName.get());
</span><span class="cx">
</span><del>- generator.pushIndexedForInScope(local.get(), i.get());
</del><ins>+ generator.pushIndexedForInScope(base.get(), local.get(), i.get());
</ins><span class="cx"> generator.emitNode(dst, m_statement);
</span><span class="cx"> generator.popIndexedForInScope(local.get());
</span><span class="cx">
</span><span class="lines">@@ -2104,7 +2104,7 @@
</span><span class="cx">
</span><span class="cx"> this->emitLoopHeader(generator, propertyName.get());
</span><span class="cx">
</span><del>- generator.pushStructureForInScope(local.get(), i.get(), propertyName.get(), structureEnumerator.get());
</del><ins>+ generator.pushStructureForInScope(base.get(), local.get(), i.get(), propertyName.get(), structureEnumerator.get());
</ins><span class="cx"> generator.emitNode(dst, m_statement);
</span><span class="cx"> generator.popStructureForInScope(local.get());
</span><span class="cx">
</span></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoreruntimeJSProxycpp"></a>
<div class="modfile"><h4>Modified: tags/Safari-601.1.1/Source/JavaScriptCore/runtime/JSProxy.cpp (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/runtime/JSProxy.cpp 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/runtime/JSProxy.cpp 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -120,17 +120,16 @@
</span><span class="cx"> return thisObject->target()->methodTable(exec->vm())->getEnumerableLength(exec, thisObject->target());
</span><span class="cx"> }
</span><span class="cx">
</span><del>-void JSProxy::getStructurePropertyNames(JSObject*, ExecState*, PropertyNameArray&, EnumerationMode)
</del><ins>+void JSProxy::getStructurePropertyNames(JSObject* object, ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
</ins><span class="cx"> {
</span><del>- // Skip the structure loop, since it is invalid for proxies.
</del><ins>+ JSProxy* thisObject = jsCast<JSProxy*>(object);
+ thisObject->target()->methodTable(exec->vm())->getStructurePropertyNames(thisObject->target(), exec, propertyNames, mode);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void JSProxy::getGenericPropertyNames(JSObject* object, ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
</span><span class="cx"> {
</span><span class="cx"> JSProxy* thisObject = jsCast<JSProxy*>(object);
</span><del>- // Get *all* of the property names, not just the generic ones, since we skipped the structure
- // ones above.
- thisObject->target()->methodTable(exec->vm())->getPropertyNames(thisObject->target(), exec, propertyNames, mode);
</del><ins>+ thisObject->target()->methodTable(exec->vm())->getGenericPropertyNames(thisObject->target(), exec, propertyNames, mode);
</ins><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> void JSProxy::getOwnPropertyNames(JSObject* object, ExecState* exec, PropertyNameArray& propertyNames, EnumerationMode mode)
</span></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoretestsstressforinbasereassignedlaterandchangestructurejs"></a>
<div class="delfile"><h4>Deleted: tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later-and-change-structure.js (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later-and-change-structure.js 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later-and-change-structure.js 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,18 +0,0 @@
</span><del>-function foo(o_) {
- var o = o_;
- var result = 0;
- for (var s in o) {
- result += o[s];
- if (result >= 3)
- o = {0:1, 1:2, b:4, a:3};
- }
- return result;
-}
-
-noInline(foo);
-
-for (var i = 0; i < 10000; ++i) {
- var result = foo({0:0, 1:1, a:2, b:3});
- if (result != 7)
- throw "Error: bad result: " + result;
-}
</del></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoretestsstressforinbasereassignedlaterjs"></a>
<div class="delfile"><h4>Deleted: tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later.js (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later.js 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned-later.js 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,18 +0,0 @@
</span><del>-function foo(o_) {
- var o = o_;
- var result = 0;
- for (var s in o) {
- result += o[s];
- if (result >= 3)
- o = {0:1, 1:2, a:3, b:4};
- }
- return result;
-}
-
-noInline(foo);
-
-for (var i = 0; i < 10000; ++i) {
- var result = foo({0:0, 1:1, a:2, b:3});
- if (result != 7)
- throw "Error: bad result: " + result;
-}
</del></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoretestsstressforinbasereassignedjs"></a>
<div class="delfile"><h4>Deleted: tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned.js (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned.js 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-base-reassigned.js 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,17 +0,0 @@
</span><del>-function foo(o_) {
- var o = o_;
- var result = 0;
- for (var s in o) {
- result += o[s];
- o = {0:1, 1:2, a:3, b:4};
- }
- return result;
-}
-
-noInline(foo);
-
-for (var i = 0; i < 10000; ++i) {
- var result = foo({0:0, 1:1, a:2, b:3});
- if (result != 9)
- throw "Error: bad result: " + result;
-}
</del></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoretestsstressforinproxytargetchangedstructurejs"></a>
<div class="delfile"><h4>Deleted: tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy-target-changed-structure.js (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy-target-changed-structure.js 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy-target-changed-structure.js 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,32 +0,0 @@
</span><del>-var theO;
-
-function deleteAll() {
- delete theO.a;
- delete theO.b;
- delete theO.c;
- delete theO.d;
- for (var i = 0; i < 10; ++i)
- theO["i" + i] = 42;
- theO.a = 11;
- theO.b = 12;
- theO.c = 13;
- theO.d = 14;
-}
-
-function foo(o_) {
- var o = o_;
- var result = 0;
- for (var s in o) {
- result += o[s];
- deleteAll();
- }
- return result;
-}
-
-noInline(foo);
-
-for (var i = 0; i < 10000; ++i) {
- var result = foo(createProxy(theO = {a:1, b:2, c:3, d:4}));
- if (result != 1 + 12 + 13 + 14)
- throw "Error: bad result: " + result;
-}
</del></span></pre></div>
<a id="tagsSafari60111SourceJavaScriptCoretestsstressforinproxyjs"></a>
<div class="delfile"><h4>Deleted: tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy.js (174023 => 174024)</h4>
<pre class="diff"><span>
<span class="info">--- tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy.js 2014-09-26 22:05:26 UTC (rev 174023)
+++ tags/Safari-601.1.1/Source/JavaScriptCore/tests/stress/for-in-proxy.js 2014-09-26 22:17:52 UTC (rev 174024)
</span><span class="lines">@@ -1,16 +0,0 @@
</span><del>-function foo(o_) {
- var o = o_;
- var result = 0;
- for (var s in o) {
- result += o[s];
- }
- return result;
-}
-
-noInline(foo);
-
-for (var i = 0; i < 10000; ++i) {
- var result = foo(createProxy({a:1, b:2, c:3, d:4}));
- if (result != 1 + 2 + 3 + 4)
- throw "Error: bad result: " + result;
-}
</del></span></pre>
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