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<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/207048">207048</a></dd>
<dt>Author</dt> <dd>carlosgc@webkit.org</dd>
<dt>Date</dt> <dd>2016-10-10 23:12:39 -0700 (Mon, 10 Oct 2016)</dd>
</dl>

<h3>Log Message</h3>
<pre>Merge <a href="http://trac.webkit.org/projects/webkit/changeset/205568">r205568</a> - [INTL] some valid language tags cause errors in Intl constructors
https://bugs.webkit.org/show_bug.cgi?id=161672

Patch by Andy VanWagoner &lt;thetalecrafter@gmail.com&gt; on 2016-09-07
Reviewed by Mark Lam.

Source/JavaScriptCore:

Fix private use tag parsing to match spec, allowing single character parts.
https://www.rfc-editor.org/rfc/bcp/bcp47.txt

```
privateuse    = &quot;x&quot; 1*(&quot;-&quot; (1*8alphanum))
```

* runtime/IntlObject.cpp:
(JSC::privateUseLangTag): Allow singleton parts in private use tag.

LayoutTests:

Add list of valid language tags that should not throw from test262.

* js/intl-collator-expected.txt:
* js/intl-datetimeformat-expected.txt:
* js/intl-numberformat-expected.txt:
* js/script-tests/intl-collator.js:
* js/script-tests/intl-datetimeformat.js:
* js/script-tests/intl-numberformat.js:</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsChangeLog">releases/WebKitGTK/webkit-2.14/LayoutTests/ChangeLog</a></li>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsjsintlcollatorexpectedtxt">releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-collator-expected.txt</a></li>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsjsintldatetimeformatexpectedtxt">releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-datetimeformat-expected.txt</a></li>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsjsintlnumberformatexpectedtxt">releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-numberformat-expected.txt</a></li>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsjsscripttestsintlcollatorjs">releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-collator.js</a></li>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsjsscripttestsintldatetimeformatjs">releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-datetimeformat.js</a></li>
<li><a href="#releasesWebKitGTKwebkit214LayoutTestsjsscripttestsintlnumberformatjs">releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-numberformat.js</a></li>
<li><a href="#releasesWebKitGTKwebkit214SourceJavaScriptCoreChangeLog">releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#releasesWebKitGTKwebkit214SourceJavaScriptCoreruntimeIntlObjectcpp">releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/runtime/IntlObject.cpp</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="releasesWebKitGTKwebkit214LayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/ChangeLog (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/ChangeLog        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/ChangeLog        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -1,3 +1,19 @@
</span><ins>+2016-09-07  Andy VanWagoner  &lt;thetalecrafter@gmail.com&gt;
+
+        [INTL] some valid language tags cause errors in Intl constructors
+        https://bugs.webkit.org/show_bug.cgi?id=161672
+
+        Reviewed by Mark Lam.
+
+        Add list of valid language tags that should not throw from test262.
+
+        * js/intl-collator-expected.txt:
+        * js/intl-datetimeformat-expected.txt:
+        * js/intl-numberformat-expected.txt:
+        * js/script-tests/intl-collator.js:
+        * js/script-tests/intl-datetimeformat.js:
+        * js/script-tests/intl-numberformat.js:
+
</ins><span class="cx"> 2016-09-06  Myles C. Maxfield  &lt;mmaxfield@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Strikethrough positions are erroneously snapped twice
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214LayoutTestsjsintlcollatorexpectedtxt"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-collator-expected.txt (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-collator-expected.txt        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-collator-expected.txt        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -106,6 +106,25 @@
</span><span class="cx"> PASS Intl.Collator.supportedLocalesOf('en-*') threw exception RangeError: invalid language tag: en-*.
</span><span class="cx"> PASS Intl.Collator.supportedLocalesOf('en-') threw exception RangeError: invalid language tag: en-.
</span><span class="cx"> PASS Intl.Collator.supportedLocalesOf('en--US') threw exception RangeError: invalid language tag: en--US.
</span><ins>+PASS Intl.Collator.supportedLocalesOf('de') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('de-DE') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('DE-de') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('cmn') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('cmn-Hans') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('CMN-hANS') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('cmn-hans-cn') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('es-419') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('es-419-u-nu-latn-cu-bob') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('i-klingon') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('cmn-hans-cn-t-ca-u-ca-x-t-u') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('enochian-enochian') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('de-gregory-u-ca-gregory') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('aa-a-foo-x-a-foo-bar') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('x-en-US-12345') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('x-12345-12345-en-US') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('x-en-US-12345-12345') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('x-en-u-foo') did not throw exception.
+PASS Intl.Collator.supportedLocalesOf('x-en-u-foo-u-bar') did not throw exception.
</ins><span class="cx"> PASS Intl.Collator.prototype.constructor is Intl.Collator
</span><span class="cx"> PASS Intl.Collator.prototype.compare is an instance of Function
</span><span class="cx"> PASS Object.getOwnPropertyDescriptor(Intl.Collator.prototype, 'compare').get is an instance of Function
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214LayoutTestsjsintldatetimeformatexpectedtxt"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-datetimeformat-expected.txt (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-datetimeformat-expected.txt        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-datetimeformat-expected.txt        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -43,6 +43,25 @@
</span><span class="cx"> PASS Intl.DateTimeFormat.supportedLocalesOf('en-*') threw exception RangeError: invalid language tag: en-*.
</span><span class="cx"> PASS Intl.DateTimeFormat.supportedLocalesOf('en-') threw exception RangeError: invalid language tag: en-.
</span><span class="cx"> PASS Intl.DateTimeFormat.supportedLocalesOf('en--US') threw exception RangeError: invalid language tag: en--US.
</span><ins>+PASS Intl.DateTimeFormat.supportedLocalesOf('de') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('de-DE') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('DE-de') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('cmn') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('cmn-Hans') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('CMN-hANS') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('cmn-hans-cn') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('es-419') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('es-419-u-nu-latn-cu-bob') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('i-klingon') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('cmn-hans-cn-t-ca-u-ca-x-t-u') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('enochian-enochian') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('de-gregory-u-ca-gregory') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('aa-a-foo-x-a-foo-bar') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('x-en-US-12345') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('x-12345-12345-en-US') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('x-en-US-12345-12345') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('x-en-u-foo') did not throw exception.
+PASS Intl.DateTimeFormat.supportedLocalesOf('x-en-u-foo-u-bar') did not throw exception.
</ins><span class="cx"> PASS Intl.DateTimeFormat.prototype.constructor is Intl.DateTimeFormat
</span><span class="cx"> PASS Intl.DateTimeFormat.prototype.format is an instance of Function
</span><span class="cx"> PASS Object.getOwnPropertyDescriptor(Intl.DateTimeFormat.prototype, 'format').get is an instance of Function
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214LayoutTestsjsintlnumberformatexpectedtxt"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-numberformat-expected.txt (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-numberformat-expected.txt        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/js/intl-numberformat-expected.txt        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -111,6 +111,25 @@
</span><span class="cx"> PASS Intl.NumberFormat.supportedLocalesOf('en-*') threw exception RangeError: invalid language tag: en-*.
</span><span class="cx"> PASS Intl.NumberFormat.supportedLocalesOf('en-') threw exception RangeError: invalid language tag: en-.
</span><span class="cx"> PASS Intl.NumberFormat.supportedLocalesOf('en--US') threw exception RangeError: invalid language tag: en--US.
</span><ins>+PASS Intl.NumberFormat.supportedLocalesOf('de') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('de-DE') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('DE-de') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('cmn') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('cmn-Hans') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('CMN-hANS') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('cmn-hans-cn') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('es-419') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('es-419-u-nu-latn-cu-bob') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('i-klingon') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('cmn-hans-cn-t-ca-u-ca-x-t-u') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('enochian-enochian') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('de-gregory-u-ca-gregory') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('aa-a-foo-x-a-foo-bar') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('x-en-US-12345') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('x-12345-12345-en-US') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('x-en-US-12345-12345') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('x-en-u-foo') did not throw exception.
+PASS Intl.NumberFormat.supportedLocalesOf('x-en-u-foo-u-bar') did not throw exception.
</ins><span class="cx"> PASS Intl.NumberFormat.prototype.constructor is Intl.NumberFormat
</span><span class="cx"> PASS Intl.NumberFormat.prototype.format is an instance of Function
</span><span class="cx"> PASS Object.getOwnPropertyDescriptor(Intl.NumberFormat.prototype, 'format').get is an instance of Function
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214LayoutTestsjsscripttestsintlcollatorjs"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-collator.js (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-collator.js        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-collator.js        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -179,6 +179,31 @@
</span><span class="cx"> shouldThrow(&quot;Intl.Collator.supportedLocalesOf('en-*')&quot;, &quot;'RangeError: invalid language tag: en-*'&quot;);
</span><span class="cx"> shouldThrow(&quot;Intl.Collator.supportedLocalesOf('en-')&quot;, &quot;'RangeError: invalid language tag: en-'&quot;);
</span><span class="cx"> shouldThrow(&quot;Intl.Collator.supportedLocalesOf('en--US')&quot;, &quot;'RangeError: invalid language tag: en--US'&quot;);
</span><ins>+// Accepts valid tags
+var validLanguageTags = [
+    &quot;de&quot;, // ISO 639 language code
+    &quot;de-DE&quot;, // + ISO 3166-1 country code
+    &quot;DE-de&quot;, // tags are case-insensitive
+    &quot;cmn&quot;, // ISO 639 language code
+    &quot;cmn-Hans&quot;, // + script code
+    &quot;CMN-hANS&quot;, // tags are case-insensitive
+    &quot;cmn-hans-cn&quot;, // + ISO 3166-1 country code
+    &quot;es-419&quot;, // + UN M.49 region code
+    &quot;es-419-u-nu-latn-cu-bob&quot;, // + Unicode locale extension sequence
+    &quot;i-klingon&quot;, // grandfathered tag
+    &quot;cmn-hans-cn-t-ca-u-ca-x-t-u&quot;, // singleton subtags can also be used as private use subtags
+    &quot;enochian-enochian&quot;, // language and variant subtags may be the same
+    &quot;de-gregory-u-ca-gregory&quot;, // variant and extension subtags may be the same
+    &quot;aa-a-foo-x-a-foo-bar&quot;, // variant subtags can also be used as private use subtags
+    &quot;x-en-US-12345&quot;, // anything goes in private use tags
+    &quot;x-12345-12345-en-US&quot;,
+    &quot;x-en-US-12345-12345&quot;,
+    &quot;x-en-u-foo&quot;,
+    &quot;x-en-u-foo-u-bar&quot;
+];
+for (var validLanguageTag of validLanguageTags) {
+    shouldNotThrow(&quot;Intl.Collator.supportedLocalesOf('&quot; + validLanguageTag + &quot;')&quot;);
+}
</ins><span class="cx"> 
</span><span class="cx"> // 10.3 Properties of the Intl.Collator Prototype Object
</span><span class="cx"> 
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214LayoutTestsjsscripttestsintldatetimeformatjs"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-datetimeformat.js (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-datetimeformat.js        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-datetimeformat.js        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -73,6 +73,31 @@
</span><span class="cx"> shouldThrow(&quot;Intl.DateTimeFormat.supportedLocalesOf('en-*')&quot;, &quot;'RangeError: invalid language tag: en-*'&quot;);
</span><span class="cx"> shouldThrow(&quot;Intl.DateTimeFormat.supportedLocalesOf('en-')&quot;, &quot;'RangeError: invalid language tag: en-'&quot;);
</span><span class="cx"> shouldThrow(&quot;Intl.DateTimeFormat.supportedLocalesOf('en--US')&quot;, &quot;'RangeError: invalid language tag: en--US'&quot;);
</span><ins>+// Accepts valid tags
+var validLanguageTags = [
+    &quot;de&quot;, // ISO 639 language code
+    &quot;de-DE&quot;, // + ISO 3166-1 country code
+    &quot;DE-de&quot;, // tags are case-insensitive
+    &quot;cmn&quot;, // ISO 639 language code
+    &quot;cmn-Hans&quot;, // + script code
+    &quot;CMN-hANS&quot;, // tags are case-insensitive
+    &quot;cmn-hans-cn&quot;, // + ISO 3166-1 country code
+    &quot;es-419&quot;, // + UN M.49 region code
+    &quot;es-419-u-nu-latn-cu-bob&quot;, // + Unicode locale extension sequence
+    &quot;i-klingon&quot;, // grandfathered tag
+    &quot;cmn-hans-cn-t-ca-u-ca-x-t-u&quot;, // singleton subtags can also be used as private use subtags
+    &quot;enochian-enochian&quot;, // language and variant subtags may be the same
+    &quot;de-gregory-u-ca-gregory&quot;, // variant and extension subtags may be the same
+    &quot;aa-a-foo-x-a-foo-bar&quot;, // variant subtags can also be used as private use subtags
+    &quot;x-en-US-12345&quot;, // anything goes in private use tags
+    &quot;x-12345-12345-en-US&quot;,
+    &quot;x-en-US-12345-12345&quot;,
+    &quot;x-en-u-foo&quot;,
+    &quot;x-en-u-foo-u-bar&quot;
+];
+for (var validLanguageTag of validLanguageTags) {
+    shouldNotThrow(&quot;Intl.DateTimeFormat.supportedLocalesOf('&quot; + validLanguageTag + &quot;')&quot;);
+}
</ins><span class="cx"> 
</span><span class="cx"> // 12.3 Properties of the Intl.DateTimeFormat Prototype Object
</span><span class="cx"> 
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214LayoutTestsjsscripttestsintlnumberformatjs"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-numberformat.js (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-numberformat.js        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/LayoutTests/js/script-tests/intl-numberformat.js        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -189,6 +189,31 @@
</span><span class="cx"> shouldThrow(&quot;Intl.NumberFormat.supportedLocalesOf('en-*')&quot;, &quot;'RangeError: invalid language tag: en-*'&quot;);
</span><span class="cx"> shouldThrow(&quot;Intl.NumberFormat.supportedLocalesOf('en-')&quot;, &quot;'RangeError: invalid language tag: en-'&quot;);
</span><span class="cx"> shouldThrow(&quot;Intl.NumberFormat.supportedLocalesOf('en--US')&quot;, &quot;'RangeError: invalid language tag: en--US'&quot;);
</span><ins>+// Accepts valid tags
+var validLanguageTags = [
+    &quot;de&quot;, // ISO 639 language code
+    &quot;de-DE&quot;, // + ISO 3166-1 country code
+    &quot;DE-de&quot;, // tags are case-insensitive
+    &quot;cmn&quot;, // ISO 639 language code
+    &quot;cmn-Hans&quot;, // + script code
+    &quot;CMN-hANS&quot;, // tags are case-insensitive
+    &quot;cmn-hans-cn&quot;, // + ISO 3166-1 country code
+    &quot;es-419&quot;, // + UN M.49 region code
+    &quot;es-419-u-nu-latn-cu-bob&quot;, // + Unicode locale extension sequence
+    &quot;i-klingon&quot;, // grandfathered tag
+    &quot;cmn-hans-cn-t-ca-u-ca-x-t-u&quot;, // singleton subtags can also be used as private use subtags
+    &quot;enochian-enochian&quot;, // language and variant subtags may be the same
+    &quot;de-gregory-u-ca-gregory&quot;, // variant and extension subtags may be the same
+    &quot;aa-a-foo-x-a-foo-bar&quot;, // variant subtags can also be used as private use subtags
+    &quot;x-en-US-12345&quot;, // anything goes in private use tags
+    &quot;x-12345-12345-en-US&quot;,
+    &quot;x-en-US-12345-12345&quot;,
+    &quot;x-en-u-foo&quot;,
+    &quot;x-en-u-foo-u-bar&quot;
+];
+for (var validLanguageTag of validLanguageTags) {
+    shouldNotThrow(&quot;Intl.NumberFormat.supportedLocalesOf('&quot; + validLanguageTag + &quot;')&quot;);
+}
</ins><span class="cx"> 
</span><span class="cx"> // 11.3 Properties of the Intl.NumberFormat Prototype Object
</span><span class="cx"> 
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214SourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/ChangeLog (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/ChangeLog        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/ChangeLog        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -1,3 +1,20 @@
</span><ins>+2016-09-07  Andy VanWagoner  &lt;thetalecrafter@gmail.com&gt;
+
+        [INTL] some valid language tags cause errors in Intl constructors
+        https://bugs.webkit.org/show_bug.cgi?id=161672
+
+        Reviewed by Mark Lam.
+
+        Fix private use tag parsing to match spec, allowing single character parts.
+        https://www.rfc-editor.org/rfc/bcp/bcp47.txt
+
+        ```
+        privateuse    = &quot;x&quot; 1*(&quot;-&quot; (1*8alphanum))
+        ```
+
+        * runtime/IntlObject.cpp:
+        (JSC::privateUseLangTag): Allow singleton parts in private use tag.
+
</ins><span class="cx"> 2016-09-07  Filip Pizlo  &lt;fpizlo@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         Make emitAllocateWithNonNullAllocator's sub32() disallow-scratch-friendly
</span></span></pre></div>
<a id="releasesWebKitGTKwebkit214SourceJavaScriptCoreruntimeIntlObjectcpp"></a>
<div class="modfile"><h4>Modified: releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/runtime/IntlObject.cpp (207047 => 207048)</h4>
<pre class="diff"><span>
<span class="info">--- releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/runtime/IntlObject.cpp        2016-10-11 06:10:49 UTC (rev 207047)
+++ releases/WebKitGTK/webkit-2.14/Source/JavaScriptCore/runtime/IntlObject.cpp        2016-10-11 06:12:39 UTC (rev 207048)
</span><span class="lines">@@ -258,7 +258,7 @@
</span><span class="cx">     size_t currentIndex = startIndex;
</span><span class="cx"> 
</span><span class="cx">     // Check for privateuse.
</span><del>-    // privateuse = &quot;x&quot; 1*(&quot;-&quot; (2*8alphanum))
</del><ins>+    // privateuse = &quot;x&quot; 1*(&quot;-&quot; (1*8alphanum))
</ins><span class="cx">     StringBuilder privateuse;
</span><span class="cx">     while (currentIndex &lt; numParts) {
</span><span class="cx">         const String&amp; singleton = parts[currentIndex];
</span><span class="lines">@@ -277,7 +277,7 @@
</span><span class="cx">             const String&amp; extPart = parts[currentIndex];
</span><span class="cx">             unsigned extPartLength = extPart.length();
</span><span class="cx"> 
</span><del>-            bool isValid = (extPartLength &gt;= 2 &amp;&amp; extPartLength &lt;= 8 &amp;&amp; extPart.isAllSpecialCharacters&lt;isASCIIAlphanumeric&gt;());
</del><ins>+            bool isValid = (extPartLength &gt;= 1 &amp;&amp; extPartLength &lt;= 8 &amp;&amp; extPart.isAllSpecialCharacters&lt;isASCIIAlphanumeric&gt;());
</ins><span class="cx">             if (!isValid)
</span><span class="cx">                 break;
</span><span class="cx"> 
</span></span></pre>
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