deps: update V8 to 8.9.255.19

PR-URL: https://github.com/nodejs/node/pull/37330
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>

28 files changed, 160 insertions, 38 deletions

diff --git a/deps/v8/test/intl/general/getCanonicalLocales.js b/deps/v8/test/intl/general/getCanonicalLocales.js
index 65c7fc6e3a..a6a344ff9c 100644
--- a/deps/v8/test/intl/general/getCanonicalLocales.js
+++ b/deps/v8/test/intl/general/getCanonicalLocales.js
@@ -14,3 +14,15 @@ assertEquals("en-u-ca-gregory", Intl.getCanonicalLocales("en-u-ca-gregory-ca-chi
 
 // Check duplicate subtags (after the first tag) are detected.
 assertThrows(() => Intl.getCanonicalLocales("en-foobar-foobar"), RangeError);
+
+// Check some common case
+assertEquals("id", Intl.getCanonicalLocales("in")[0]);
+assertEquals("he", Intl.getCanonicalLocales("iw")[0]);
+assertEquals("yi", Intl.getCanonicalLocales("ji")[0]);
+assertEquals("jv", Intl.getCanonicalLocales("jw")[0]);
+assertEquals("ro", Intl.getCanonicalLocales("mo")[0]);
+assertEquals("sr", Intl.getCanonicalLocales("scc")[0]);
+assertEquals("sr-Latn", Intl.getCanonicalLocales("sh")[0]);
+assertEquals("sr-ME", Intl.getCanonicalLocales("cnr")[0]);
+assertEquals("nb", Intl.getCanonicalLocales("no")[0]);
+assertEquals("fil", Intl.getCanonicalLocales("tl")[0]);
diff --git a/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js b/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js
index 16bf369601..49faf5b82f 100644
--- a/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js
+++ b/deps/v8/test/intl/general/grandfathered_tags_without_preferred_value.js
@@ -7,7 +7,7 @@
   // tag registry. Nonetheless, ICU cooks up a value when canonicalizing.
   // v8 works around that ICU issue.
   // See https://www.iana.org/assignments/language-subtag-registry/language-subtag-registry .
-  ["cel-gaulish", "cel-gaulish"],
+  ["cel-gaulish", "xtg"],
 
   // Matching should be case-insensitive.
 ].forEach(([inputLocale, expectedLocale]) => {
diff --git a/deps/v8/test/intl/general/invalid-locale.js b/deps/v8/test/intl/general/invalid-locale.js
index c3dd59ad68..df4773d87d 100644
--- a/deps/v8/test/intl/general/invalid-locale.js
+++ b/deps/v8/test/intl/general/invalid-locale.js
@@ -13,7 +13,6 @@ for (let locale  of invalid_locales) {
 }
 
 var not_so_long_locales = [
-  "bs-u-nu-bzcu-cab-cabs-avnlubs-avnihu-zcu-cab-cbs-avnllubs-avnihq-zcu-cab-cbs-ubs-avnihu-cabs-flus-xxd-vnluy",
   "bs-u-nu-bzcu-cab-cabs-avnlubs-avnihu-zcu-cab-cbs-avnllubs-avnihq-zcu-cab-cbs-ubs-avnihu-cabs-flus-xxd",
   "bs-u-nu-bzcu-cab-cabs-avnlubs-avnihu-zcu",
 ];
diff --git a/deps/v8/test/intl/general/supported-locales-of.js b/deps/v8/test/intl/general/supported-locales-of.js
index aeb5f328e7..05c75c2b0b 100644
--- a/deps/v8/test/intl/general/supported-locales-of.js
+++ b/deps/v8/test/intl/general/supported-locales-of.js
@@ -27,8 +27,6 @@
 
 // Tests supportedLocalesOf method.
 
-// Flags: --harmony-intl-segmenter
-
 var services = [
   Intl.Collator,
   Intl.DateTimeFormat,
diff --git a/deps/v8/test/intl/locale/locale.js b/deps/v8/test/intl/locale/locale.js
new file mode 100644
index 0000000000..15b5870f3a
--- /dev/null
+++ b/deps/v8/test/intl/locale/locale.js
@@ -0,0 +1,19 @@
+// Copyright 2020 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.
+
+assertEquals("id", (new Intl.Locale("in")).toString());
+assertEquals("he", (new Intl.Locale("iw")).toString());
+assertEquals("yi", (new Intl.Locale("ji")).toString());
+assertEquals("jv", (new Intl.Locale("jw")).toString());
+assertEquals("ro", (new Intl.Locale("mo")).toString());
+assertEquals("sr", (new Intl.Locale("scc")).toString());
+assertEquals("hr", (new Intl.Locale("scr")).toString());
+
+assertEquals("sr-Latn", (new Intl.Locale("sh")).toString());
+assertEquals("sr-ME", (new Intl.Locale("cnr")).toString());
+assertEquals("nb", (new Intl.Locale("no")).toString());
+assertEquals("fil", (new Intl.Locale("tl")).toString());
+
+assertEquals("hy-AM", (new Intl.Locale("hy-SU")).toString());
+assertEquals("lv-LV", (new Intl.Locale("lv-SU")).toString());
diff --git a/deps/v8/test/intl/regress-1012579.js b/deps/v8/test/intl/regress-1012579.js
index 9051a0004c..330265b41a 100644
--- a/deps/v8/test/intl/regress-1012579.js
+++ b/deps/v8/test/intl/regress-1012579.js
@@ -1,6 +1,9 @@
-// Copyright 2019 the V8 project authors. All rights reserved.
+// Copyright 2020 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.
 
-let longLocale = 'de-u-cf-cu-em-kk-kr-ks-kv-lb-lw-ms-nu-rg-sd-ss-tz';
-rtf = new Intl.RelativeTimeFormat(longLocale);
+// Verify won't crash in ListFormat
+//            1    2    3    4    5    6    7    8    9
+var list = [ 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i'];
+const lf = new Intl.ListFormat();
+const parts = lf.formatToParts(list);
diff --git a/deps/v8/test/intl/regress-10526.js b/deps/v8/test/intl/regress-10526.js
new file mode 100644
index 0000000000..4e6c79bdf0
--- /dev/null
+++ b/deps/v8/test/intl/regress-10526.js
@@ -0,0 +1,21 @@
+// Copyright 2020 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.
+
+// Test date format in islamic-umalqura calendar of date prior to
+// -195366-07-23
+// On Android, islamic-umalqura calendar is only available on ar and fa locales.
+let dateOK = new Date (Date.UTC(-195366, 6, 23));
+let dateKO = new Date (Date.UTC(-195366, 6, 22));
+let dateDisplay = new Intl.DateTimeFormat (
+    'ar-u-ca-islamic-umalqura',
+    { timeZone : 'UTC', year : 'numeric', month :'long',
+      day : 'numeric', weekday : 'long' });
+assertEquals("Wed, 23 Jul -195366 00:00:00 GMT",
+    dateOK.toUTCString(), "dateOK.toUTCString()");
+assertEquals("Tue, 22 Jul -195366 00:00:00 GMT",
+    dateKO.toUTCString(), "dateKO.toUTCString()");
+assertEquals("الأربعاء، 17 ذو الحجة ‎-202003 هـ",
+    dateDisplay.format(dateOK), "dateDisplay.format(dateOK)");
+assertEquals("الثلاثاء، 16 ذو الحجة ‎-202003 هـ",
+    dateDisplay.format(dateKO), "dateDisplay.format(dateKO)");
diff --git a/deps/v8/test/intl/regress-10527.js b/deps/v8/test/intl/regress-10527.js
new file mode 100644
index 0000000000..f01131b756
--- /dev/null
+++ b/deps/v8/test/intl/regress-10527.js
@@ -0,0 +1,30 @@
+// Copyright 2020 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.
+
+// Test date format in  Islamic and Islamic-rgsa calendars of dates prior
+// to 0622-07-18
+// On Android, islamic and islamic-rgsac calendar are only available on ar
+// and fa locales.
+let dateOK = new Date (Date.UTC(622, 6, 18));
+let dateKO = new Date (Date.UTC(622, 6, 17));
+let dateDisplay = new Intl.DateTimeFormat (
+    'ar-u-ca-islamic',
+    { timeZone : 'UTC', year : 'numeric', month :'long',
+      day : 'numeric', weekday : 'long' });
+let dateDisplay2 = new Intl.DateTimeFormat (
+    'ar-u-ca-islamic-rgsa',
+    { timeZone : 'UTC', year : 'numeric', month :'long',
+      day : 'numeric', weekday : 'long' });
+assertEquals("Thu, 18 Jul 0622 00:00:00 GMT",
+    dateOK.toUTCString(), "dateOK.toUTCString()");
+assertEquals("Wed, 17 Jul 0622 00:00:00 GMT",
+    dateKO.toUTCString(), "dateKO.toUTCString()");
+assertEquals("الخميس، 1 محرم 1 هـ",
+    dateDisplay.format(dateOK), "dateDisplay.format(dateOK)");
+assertEquals("الأربعاء، 30 ذو الحجة 0 هـ",
+    dateDisplay.format(dateKO), "dateDisplay.format(dateKO)");
+assertEquals("الخميس، 1 محرم 1 هـ",
+    dateDisplay2.format(dateOK), "dateDisplay.format(dateOK)");
+assertEquals("الأربعاء، 30 ذو الحجة 0 هـ",
+    dateDisplay2.format(dateKO), "dateDisplay.format(dateKO)");
diff --git a/deps/v8/test/intl/regress-10528.js b/deps/v8/test/intl/regress-10528.js
new file mode 100644
index 0000000000..59194b0a7c
--- /dev/null
+++ b/deps/v8/test/intl/regress-10528.js
@@ -0,0 +1,20 @@
+// Copyright 2020 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.
+
+// Test date format in Hebrew calendar of dates prior to -003760-09-07
+// On Android, hebrew calendar is only available on he locale.
+let dateOK = new Date (Date.UTC(-3760, 8, 7));
+let dateKO = new Date (Date.UTC(-3760, 8, 6));
+let dateDisplay = new Intl.DateTimeFormat (
+    'he-u-ca-hebrew',
+    { timeZone : 'UTC', year : 'numeric', month :'long',
+      day : 'numeric', weekday : 'long' });
+assertEquals("Mon, 07 Sep -3760 00:00:00 GMT",
+    dateOK.toUTCString(), "dateOK.toUTCString()");
+assertEquals("Sun, 06 Sep -3760 00:00:00 GMT",
+    dateKO.toUTCString(), "dateKO.toUTCString()");
+assertEquals("יום שני, 1 בתשרי 1",
+    dateDisplay.format(dateOK), "dateDisplay.format(dateOK)");
+assertEquals("יום ראשון, 29 באלול 0",
+    dateDisplay.format(dateKO), "dateDisplay.format(dateKO)");
diff --git a/deps/v8/test/intl/regress-10529.js b/deps/v8/test/intl/regress-10529.js
new file mode 100644
index 0000000000..5cb0fbd5bf
--- /dev/null
+++ b/deps/v8/test/intl/regress-10529.js
@@ -0,0 +1,20 @@
+// Copyright 2020 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.
+
+// Test date format in Indian calendar of date prior to 0001-01-01
+// On Android, indian calendar is only available on hi locale.
+let dateOK = new Date ("0001-12-31T23:52:58.000Z");
+let dateKO = new Date ("0000-12-30T23:52:58.000Z");
+let dateDisplay = new Intl.DateTimeFormat (
+    'hi-u-ca-indian',
+    { timeZone : 'UTC', year : 'numeric', month :'long',
+      day : 'numeric', weekday : 'long' });
+assertEquals("Mon, 31 Dec 0001 23:52:58 GMT",
+    dateOK.toUTCString(), "dateOK.toUTCString()");
+assertEquals("Sat, 30 Dec 0000 23:52:58 GMT",
+    dateKO.toUTCString(), "dateKO.toUTCString()");
+assertEquals("शक -77 पौष 10, सोमवार",
+    dateDisplay.format(dateOK), "dateDisplay.format(dateOK)");
+assertEquals("शक -78 पौष 9, शनिवार",
+    dateDisplay.format(dateKO), "dateDisplay.format(dateKO)");
diff --git a/deps/v8/test/intl/regress-1121156.js b/deps/v8/test/intl/regress-1121156.js
index cf0f245c3a..75c02b4b70 100644
--- a/deps/v8/test/intl/regress-1121156.js
+++ b/deps/v8/test/intl/regress-1121156.js
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter --expose-gc
+// Flags: --expose-gc
 
 let segmenter = new Intl.Segmenter();
 let segments = segmenter.segment(undefined);
diff --git a/deps/v8/test/intl/regress-11295.js b/deps/v8/test/intl/regress-11295.js
new file mode 100644
index 0000000000..aa12596c0e
--- /dev/null
+++ b/deps/v8/test/intl/regress-11295.js
@@ -0,0 +1,22 @@
+// Copyright 2021 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.
+
+let cal = (new Intl.DateTimeFormat('en-u-ca-iso8601'))
+        .resolvedOptions().calendar;
+assertEquals('iso8601', cal);
+cal = (new Intl.DateTimeFormat('en-u-ca-ISO8601'))
+        .resolvedOptions().calendar;
+assertEquals('iso8601', cal);
+cal = (new Intl.DateTimeFormat('en', {calendar: 'iso8601'}))
+        .resolvedOptions().calendar;
+assertEquals('iso8601', cal);
+cal = (new Intl.DateTimeFormat('en', {calendar: 'ISO8601'}))
+        .resolvedOptions().calendar;
+assertEquals('iso8601', cal);
+cal = (new Intl.DateTimeFormat('en-u-ca-ISO8601x'))
+        .resolvedOptions().calendar;
+assertEquals('gregory', cal);
+cal = (new Intl.DateTimeFormat('en', {calendar: 'iso8601x'}))
+        .resolvedOptions().calendar;
+assertEquals('gregory', cal);
diff --git a/deps/v8/test/intl/regress-1146468.js b/deps/v8/test/intl/regress-1146468.js
new file mode 100644
index 0000000000..c70e3ed313
--- /dev/null
+++ b/deps/v8/test/intl/regress-1146468.js
@@ -0,0 +1,8 @@
+// Copyright 2020 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.
+
+// Test Long Locale won't cause Intl.Locale to assert in debug mode
+let lo = new Intl.Locale(
+    "de-u-kk-false-ks-level1-kv-space-cu-eur-ms-metric-nu-latn-lb-strict-" +
+    "lw-normal-ss-none-em-default-rg-atzzzz-sd-atat1-va-posix");
diff --git a/deps/v8/test/intl/regress-900013.js b/deps/v8/test/intl/regress-900013.js
index c7cdc65895..55b168d369 100644
--- a/deps/v8/test/intl/regress-900013.js
+++ b/deps/v8/test/intl/regress-900013.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 // Regression test to ensure no Intl["SegmentIterator"]
 
 assertThrows(() => new Intl["SegmentIterator"](), TypeError);
diff --git a/deps/v8/test/intl/segmenter/check-lb-option.js b/deps/v8/test/intl/segmenter/check-lb-option.js
index 0e54d18202..b214c66412 100644
--- a/deps/v8/test/intl/segmenter/check-lb-option.js
+++ b/deps/v8/test/intl/segmenter/check-lb-option.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 let invalid_lb = [
   "invalid",
   "abce",
diff --git a/deps/v8/test/intl/segmenter/constructor-order.js b/deps/v8/test/intl/segmenter/constructor-order.js
index e43fb9f963..67f6681c8c 100644
--- a/deps/v8/test/intl/segmenter/constructor-order.js
+++ b/deps/v8/test/intl/segmenter/constructor-order.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 // Throws only once during construction.
 // Check for all getters to prevent regression.
 // Preserve the order of getter initialization.
diff --git a/deps/v8/test/intl/segmenter/constructor.js b/deps/v8/test/intl/segmenter/constructor.js
index 6612e1eab6..7cf8243056 100644
--- a/deps/v8/test/intl/segmenter/constructor.js
+++ b/deps/v8/test/intl/segmenter/constructor.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 // Segmenter constructor can't be called as function.
 assertThrows(() => Intl.Segmenter(["sr"]), TypeError);
 
diff --git a/deps/v8/test/intl/segmenter/grapheme-containing.js b/deps/v8/test/intl/segmenter/grapheme-containing.js
index 193a26e601..6464c2224e 100644
--- a/deps/v8/test/intl/segmenter/grapheme-containing.js
+++ b/deps/v8/test/intl/segmenter/grapheme-containing.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 const segmenter = new Intl.Segmenter();
 const waving_hand_light_skin_tone = "\uD83D\uDC4B\uD83C\uDFFB";
 const man_light_skin_tone_red_hair =
diff --git a/deps/v8/test/intl/segmenter/grapheme-nested-next.js b/deps/v8/test/intl/segmenter/grapheme-nested-next.js
index 21be34326f..022ed2303c 100644
--- a/deps/v8/test/intl/segmenter/grapheme-nested-next.js
+++ b/deps/v8/test/intl/segmenter/grapheme-nested-next.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 // Test to ensure the nested calling of the next method won't caused
 // confusion to each other.
 const segmenter = new Intl.Segmenter();
diff --git a/deps/v8/test/intl/segmenter/grapheme-next-after-containing.js b/deps/v8/test/intl/segmenter/grapheme-next-after-containing.js
index 5ad97f6810..aec1f9db03 100644
--- a/deps/v8/test/intl/segmenter/grapheme-next-after-containing.js
+++ b/deps/v8/test/intl/segmenter/grapheme-next-after-containing.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 // Test to ensure the calling of containing() won't impact the calling of
 // the next() method.
 const segmenter = new Intl.Segmenter();
diff --git a/deps/v8/test/intl/segmenter/segment-grapheme.js b/deps/v8/test/intl/segmenter/segment-grapheme.js
index 3e28142e64..f36aafe955 100644
--- a/deps/v8/test/intl/segmenter/segment-grapheme.js
+++ b/deps/v8/test/intl/segmenter/segment-grapheme.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 const seg = new Intl.Segmenter([], {granularity: "grapheme"})
 for (const text of [
     "Hello world!", // English
diff --git a/deps/v8/test/intl/segmenter/segment-iterator-ownPropertyDescriptor.js b/deps/v8/test/intl/segmenter/segment-iterator-ownPropertyDescriptor.js
index 2aba164c05..2626f8cac0 100644
--- a/deps/v8/test/intl/segmenter/segment-iterator-ownPropertyDescriptor.js
+++ b/deps/v8/test/intl/segmenter/segment-iterator-ownPropertyDescriptor.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 let seg = new Intl.Segmenter();
 let descriptor = Object.getOwnPropertyDescriptor(
     Intl.Segmenter, "supportedLocalesOf");
diff --git a/deps/v8/test/intl/segmenter/segment-sentence.js b/deps/v8/test/intl/segmenter/segment-sentence.js
index 6bfcebd2b4..aa70953c85 100644
--- a/deps/v8/test/intl/segmenter/segment-sentence.js
+++ b/deps/v8/test/intl/segmenter/segment-sentence.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 const seg = new Intl.Segmenter([], {granularity: "sentence"})
 for (const text of [
     "Hello world!", // English
diff --git a/deps/v8/test/intl/segmenter/segment-word.js b/deps/v8/test/intl/segmenter/segment-word.js
index c2919e5911..4961baf0e0 100644
--- a/deps/v8/test/intl/segmenter/segment-word.js
+++ b/deps/v8/test/intl/segmenter/segment-word.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 const seg = new Intl.Segmenter([], {granularity: "word"})
 for (const text of [
     "Hello world!", // English
diff --git a/deps/v8/test/intl/segmenter/segment.js b/deps/v8/test/intl/segmenter/segment.js
index a4c44f3452..25f3244ea7 100644
--- a/deps/v8/test/intl/segmenter/segment.js
+++ b/deps/v8/test/intl/segmenter/segment.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 assertEquals("function", typeof Intl.Segmenter.prototype.segment);
 assertEquals(1, Intl.Segmenter.prototype.segment.length);
 
diff --git a/deps/v8/test/intl/segmenter/subclassing.js b/deps/v8/test/intl/segmenter/subclassing.js
index 2bea1e88ce..69db0aaf92 100644
--- a/deps/v8/test/intl/segmenter/subclassing.js
+++ b/deps/v8/test/intl/segmenter/subclassing.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 // Test subclassing of Segmenter
 class CustomSegmenter extends Intl.Segmenter {
   constructor(locales, options) {
diff --git a/deps/v8/test/intl/segmenter/supported-locale.js b/deps/v8/test/intl/segmenter/supported-locale.js
index b1a0353156..b09832a04d 100644
--- a/deps/v8/test/intl/segmenter/supported-locale.js
+++ b/deps/v8/test/intl/segmenter/supported-locale.js
@@ -1,8 +1,6 @@
 // Copyright 2018 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.
-
-// Flags: --harmony-intl-segmenter
 assertEquals(
     typeof Intl.Segmenter.supportedLocalesOf,
     "function",
diff --git a/deps/v8/test/intl/segmenter/word-containing.js b/deps/v8/test/intl/segmenter/word-containing.js
index 8c68eed373..b6e43d3d7d 100644
--- a/deps/v8/test/intl/segmenter/word-containing.js
+++ b/deps/v8/test/intl/segmenter/word-containing.js
@@ -2,8 +2,6 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --harmony-intl-segmenter
-
 const segmenter = new Intl.Segmenter(undefined, {granularity: 'word'});
 const waving_hand_light_skin_tone = "\uD83D\uDC4B\uD83C\uDFFB";
 const man_light_skin_tone_red_hair =