Attachment 341393 Details for Bug 186012 – Patch

[patch] Patch

bug-186012-20180526202810.patch (text/plain), 18.92 KB, created by Yusuke Suzuki on 2018-05-26 04:28:11 PDT

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Creator: Yusuke Suzuki

Created: 2018-05-26 04:28:11 PDT

Size: 18.92 KB

patch

obsolete

>Subversion Revision: 232224
>diff --git a/Source/JavaScriptCore/ChangeLog b/Source/JavaScriptCore/ChangeLog
>index a3e2a22f79f95679fabc61bd22fd39974ba730d5..9fbde26318d5590d36900654af496f910db4670b 100644
>--- a/Source/JavaScriptCore/ChangeLog
>+++ b/Source/JavaScriptCore/ChangeLog
>@@ -1,3 +1,24 @@
>+2018-05-26  Yusuke Suzuki  <utatane.tea@gmail.com>
>+
>+        [JSC] Rename Array#flatten to flat
>+        https://bugs.webkit.org/show_bug.cgi?id=186012
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        Rename Array#flatten to Array#flat. This rename is done in TC39 since flatten
>+        conflicts with the mootools' function name.
>+
>+        * builtins/ArrayPrototype.js:
>+        (globalPrivate.flatIntoArray):
>+        (flat):
>+        (globalPrivate.flatIntoArrayWithCallback):
>+        (flatMap):
>+        (globalPrivate.flattenIntoArray): Deleted.
>+        (flatten): Deleted.
>+        (globalPrivate.flattenIntoArrayWithCallback): Deleted.
>+        * runtime/ArrayPrototype.cpp:
>+        (JSC::ArrayPrototype::finishCreation):
>+
> 2018-05-25  Mark Lam  <mark.lam@apple.com>
> 
>         for-in loops should preserve and restore the TDZ stack for each of its internal loops.
>diff --git a/Source/JavaScriptCore/builtins/ArrayPrototype.js b/Source/JavaScriptCore/builtins/ArrayPrototype.js
>index a3c17ce262f0b80fdaaeb9ed20f4d5a61f4e0bd5..870e557deb85c2740dec69466ac78f1ad3409d30 100644
>--- a/Source/JavaScriptCore/builtins/ArrayPrototype.js
>+++ b/Source/JavaScriptCore/builtins/ArrayPrototype.js
>@@ -767,7 +767,7 @@ function arraySpeciesCreate(array, length)
> }
> 
> @globalPrivate
>-function flattenIntoArray(target, source, sourceLength, targetIndex, depth)
>+function flatIntoArray(target, source, sourceLength, targetIndex, depth)
> {
>     "use strict";
> 
>@@ -775,7 +775,7 @@ function flattenIntoArray(target, source, sourceLength, targetIndex, depth)
>         if (sourceIndex in source) {
>             var element = source[sourceIndex];
>             if (depth > 0 && @isArray(element))
>-                targetIndex = @flattenIntoArray(target, element, @toLength(element.length), targetIndex, depth - 1);
>+                targetIndex = @flatIntoArray(target, element, @toLength(element.length), targetIndex, depth - 1);
>             else {
>                 if (targetIndex >= @MAX_SAFE_INTEGER)
>                     @throwTypeError("flatten array exceeds 2**53 - 1");
>@@ -787,11 +787,11 @@ function flattenIntoArray(target, source, sourceLength, targetIndex, depth)
>     return targetIndex;
> }
> 
>-function flatten()
>+function flat()
> {
>     "use strict";
> 
>-    var array = @toObject(this, "Array.prototype.flatten requires that |this| not be null or undefined");
>+    var array = @toObject(this, "Array.prototype.flat requires that |this| not be null or undefined");
>     var length = @toLength(array.length);
> 
>     var depthNum = 1;
>@@ -801,12 +801,12 @@ function flatten()
> 
>     var result = @arraySpeciesCreate(array, 0);
> 
>-    @flattenIntoArray(result, array, length, 0, depthNum);
>+    @flatIntoArray(result, array, length, 0, depthNum);
>     return result;
> }
> 
> @globalPrivate
>-function flattenIntoArrayWithCallback(target, source, sourceLength, targetIndex, callback, thisArg)
>+function flatIntoArrayWithCallback(target, source, sourceLength, targetIndex, callback, thisArg)
> {
>     "use strict";
> 
>@@ -814,7 +814,7 @@ function flattenIntoArrayWithCallback(target, source, sourceLength, targetIndex,
>         if (sourceIndex in source) {
>             var element = callback.@call(thisArg, source[sourceIndex], sourceIndex, source);
>             if (@isArray(element))
>-                targetIndex = @flattenIntoArray(target, element, @toLength(element.length), targetIndex, 0);
>+                targetIndex = @flatIntoArray(target, element, @toLength(element.length), targetIndex, 0);
>             else {
>                 if (targetIndex >= @MAX_SAFE_INTEGER)
>                     @throwTypeError("flatten array exceeds 2**53 - 1");
>@@ -840,5 +840,5 @@ function flatMap(callback)
> 
>     var result = @arraySpeciesCreate(array, 0);
> 
>-    return @flattenIntoArrayWithCallback(result, array, length, 0, callback, thisArg);
>+    return @flatIntoArrayWithCallback(result, array, length, 0, callback, thisArg);
> }
>diff --git a/Source/JavaScriptCore/runtime/ArrayPrototype.cpp b/Source/JavaScriptCore/runtime/ArrayPrototype.cpp
>index 51b0d5b3e46f5c73931309247ef98ad44ab0ce6c..dc1a9da97f27de837daaf2dfd9153d115871776c 100644
>--- a/Source/JavaScriptCore/runtime/ArrayPrototype.cpp
>+++ b/Source/JavaScriptCore/runtime/ArrayPrototype.cpp
>@@ -107,8 +107,8 @@ void ArrayPrototype::finishCreation(VM& vm, JSGlobalObject* globalObject)
>     JSC_NATIVE_INTRINSIC_FUNCTION_WITHOUT_TRANSITION("indexOf", arrayProtoFuncIndexOf, static_cast<unsigned>(PropertyAttribute::DontEnum), 1, ArrayIndexOfIntrinsic);
>     JSC_NATIVE_FUNCTION_WITHOUT_TRANSITION("lastIndexOf", arrayProtoFuncLastIndexOf, static_cast<unsigned>(PropertyAttribute::DontEnum), 1);
>     JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("filter", arrayPrototypeFilterCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>+    JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("flat", arrayPrototypeFlatCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>     JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("flatMap", arrayPrototypeFlatMapCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>-    JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("flatten", arrayPrototypeFlattenCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>     JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("reduce", arrayPrototypeReduceCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>     JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("reduceRight", arrayPrototypeReduceRightCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>     JSC_BUILTIN_FUNCTION_WITHOUT_TRANSITION("map", arrayPrototypeMapCodeGenerator, static_cast<unsigned>(PropertyAttribute::DontEnum));
>diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
>index 77571f411a7245ad73a2de2b52c689b323e7eeab..83d03c982229ffb93fd6ca5dbad3396095aec236 100644
>--- a/LayoutTests/ChangeLog
>+++ b/LayoutTests/ChangeLog
>@@ -1,3 +1,13 @@
>+2018-05-26  Yusuke Suzuki  <utatane.tea@gmail.com>
>+
>+        [JSC] Rename Array#flatten to flat
>+        https://bugs.webkit.org/show_bug.cgi?id=186012
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * js/Object-getOwnPropertyNames-expected.txt:
>+        * js/script-tests/Object-getOwnPropertyNames.js:
>+
> 2018-05-25  Youenn Fablet  <youenn@apple.com>
> 
>         Migrate From-Origin to Cross-Origin-Resource-Policy
>diff --git a/LayoutTests/js/Object-getOwnPropertyNames-expected.txt b/LayoutTests/js/Object-getOwnPropertyNames-expected.txt
>index 71f8a6691199562c267fbb2a733220186da9d63a..3eb84a774078ed036f965b3c060d373c9b68db01 100644
>--- a/LayoutTests/js/Object-getOwnPropertyNames-expected.txt
>+++ b/LayoutTests/js/Object-getOwnPropertyNames-expected.txt
>@@ -47,7 +47,7 @@ PASS getSortedOwnPropertyNames(Object.prototype) is ['__defineGetter__', '__defi
> PASS getSortedOwnPropertyNames(Function) is ['length', 'name', 'prototype']
> PASS getSortedOwnPropertyNames(Function.prototype) is ['apply', 'arguments', 'bind', 'call', 'caller', 'constructor', 'length', 'name', 'toString']
> PASS getSortedOwnPropertyNames(Array) is ['from', 'isArray', 'length', 'name', 'of', 'prototype']
>-PASS getSortedOwnPropertyNames(Array.prototype) is ['concat', 'constructor', 'copyWithin', 'entries', 'every', 'fill', 'filter', 'find', 'findIndex', 'flatMap', 'flatten', 'forEach', 'includes', 'indexOf', 'join', 'keys', 'lastIndexOf', 'length', 'map', 'pop', 'push', 'reduce', 'reduceRight', 'reverse', 'shift', 'slice', 'some', 'sort', 'splice', 'toLocaleString', 'toString', 'unshift', 'values']
>+PASS getSortedOwnPropertyNames(Array.prototype) is ['concat', 'constructor', 'copyWithin', 'entries', 'every', 'fill', 'filter', 'find', 'findIndex', 'flat', 'flatMap', 'forEach', 'includes', 'indexOf', 'join', 'keys', 'lastIndexOf', 'length', 'map', 'pop', 'push', 'reduce', 'reduceRight', 'reverse', 'shift', 'slice', 'some', 'sort', 'splice', 'toLocaleString', 'toString', 'unshift', 'values']
> PASS getSortedOwnPropertyNames(String) is ['fromCharCode', 'fromCodePoint', 'length', 'name', 'prototype', 'raw']
> PASS getSortedOwnPropertyNames(String.prototype) is ['anchor', 'big', 'blink', 'bold', 'charAt', 'charCodeAt', 'codePointAt', 'concat', 'constructor', 'endsWith', 'fixed', 'fontcolor', 'fontsize', 'includes', 'indexOf', 'italics', 'lastIndexOf', 'length', 'link', 'localeCompare', 'match', 'normalize', 'padEnd', 'padStart', 'repeat', 'replace', 'search', 'slice', 'small', 'split', 'startsWith', 'strike', 'sub', 'substr', 'substring', 'sup', 'toLocaleLowerCase', 'toLocaleUpperCase', 'toLowerCase', 'toString', 'toUpperCase', 'trim', 'trimEnd', 'trimLeft', 'trimRight', 'trimStart', 'valueOf']
> PASS getSortedOwnPropertyNames(Boolean) is ['length', 'name', 'prototype']
>diff --git a/LayoutTests/js/script-tests/Object-getOwnPropertyNames.js b/LayoutTests/js/script-tests/Object-getOwnPropertyNames.js
>index bbae5831bf8a8554092bee3956cc1fae2f20e8ce..c730ed5dc5207ca91d3db9a637d45d383ccabbeb 100644
>--- a/LayoutTests/js/script-tests/Object-getOwnPropertyNames.js
>+++ b/LayoutTests/js/script-tests/Object-getOwnPropertyNames.js
>@@ -56,7 +56,7 @@
>     "Function": "['length', 'name', 'prototype']",
>     "Function.prototype": "['apply', 'arguments', 'bind', 'call', 'caller', 'constructor', 'length', 'name', 'toString']",
>     "Array": "['from', 'isArray', 'length', 'name', 'of', 'prototype']",
>-    "Array.prototype": "['concat', 'constructor', 'copyWithin', 'entries', 'every', 'fill', 'filter', 'find', 'findIndex', 'flatMap', 'flatten', 'forEach', 'includes', 'indexOf', 'join', 'keys', 'lastIndexOf', 'length', 'map', 'pop', 'push', 'reduce', 'reduceRight', 'reverse', 'shift', 'slice', 'some', 'sort', 'splice', 'toLocaleString', 'toString', 'unshift', 'values']",
>+    "Array.prototype": "['concat', 'constructor', 'copyWithin', 'entries', 'every', 'fill', 'filter', 'find', 'findIndex', 'flat', 'flatMap', 'forEach', 'includes', 'indexOf', 'join', 'keys', 'lastIndexOf', 'length', 'map', 'pop', 'push', 'reduce', 'reduceRight', 'reverse', 'shift', 'slice', 'some', 'sort', 'splice', 'toLocaleString', 'toString', 'unshift', 'values']",
>     "String": "['fromCharCode', 'fromCodePoint', 'length', 'name', 'prototype', 'raw']",
>     "String.prototype": "['anchor', 'big', 'blink', 'bold', 'charAt', 'charCodeAt', 'codePointAt', 'concat', 'constructor', 'endsWith', 'fixed', 'fontcolor', 'fontsize', 'includes', 'indexOf', 'italics', 'lastIndexOf', 'length', 'link', 'localeCompare', 'match', 'normalize', 'padEnd', 'padStart', 'repeat', 'replace', 'search', 'slice', 'small', 'split', 'startsWith', 'strike', 'sub', 'substr', 'substring', 'sup', 'toLocaleLowerCase', 'toLocaleUpperCase', 'toLowerCase', 'toString', 'toUpperCase', 'trim', 'trimEnd', 'trimLeft', 'trimRight', 'trimStart', 'valueOf']",
>     "Boolean": "['length', 'name', 'prototype']",
>diff --git a/JSTests/ChangeLog b/JSTests/ChangeLog
>index ca954df379fb7ff2e4073517e7fb1e43ee5f3785..407f14f3ded0182a164aa4431b8a76f8bf198101 100644
>--- a/JSTests/ChangeLog
>+++ b/JSTests/ChangeLog
>@@ -1,3 +1,14 @@
>+2018-05-26  Yusuke Suzuki  <utatane.tea@gmail.com>
>+
>+        [JSC] Rename Array#flatten to flat
>+        https://bugs.webkit.org/show_bug.cgi?id=186012
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * stress/array-flatten.js:
>+        (shouldThrow):
>+        * test262/expectations.yaml:
>+
> 2018-05-23  Yusuke Suzuki  <utatane.tea@gmail.com>
> 
>         Upgrade test262 to May 24 version
>diff --git a/JSTests/stress/array-flatten.js b/JSTests/stress/array-flatten.js
>index 7a6b29dcacfad056123c08cf85af8707ee03f530..b1a7c085d64a351fabbdf15795a200f321814b95 100644
>--- a/JSTests/stress/array-flatten.js
>+++ b/JSTests/stress/array-flatten.js
>@@ -34,54 +34,54 @@ function shouldThrow(func, errorMessage) {
>         throw new Error(`bad error: ${String(error)}`);
> }
> 
>-shouldBe([].flatten.length, 0);
>-shouldBe([].flatten.name, `flatten`);
>+shouldBe([].flat.length, 0);
>+shouldBe([].flat.name, `flat`);
> 
>-shouldBeArray([].flatten(), []);
>-shouldBeArray([0, 1, 2, 3, , 4].flatten(), [0, 1, 2, 3, 4]);
>-shouldBeArray([,,,,,].flatten(), []);
>+shouldBeArray([].flat(), []);
>+shouldBeArray([0, 1, 2, 3, , 4].flat(), [0, 1, 2, 3, 4]);
>+shouldBeArray([,,,,,].flat(), []);
> 
>-shouldBeArray([].flatten(0), []);
>-shouldBeArray([0, 1, 2, 3, , 4].flatten(0), [0, 1, 2, 3, 4]);
>-shouldBeArray([,,,,,].flatten(0), []);
>+shouldBeArray([].flat(0), []);
>+shouldBeArray([0, 1, 2, 3, , 4].flat(0), [0, 1, 2, 3, 4]);
>+shouldBeArray([,,,,,].flat(0), []);
> 
>-shouldBeArray([].flatten(-1), []);
>-shouldBeArray([0, 1, 2, 3, , 4].flatten(-1), [0, 1, 2, 3, 4]);
>-shouldBeArray([,,,,,].flatten(-1), []);
>+shouldBeArray([].flat(-1), []);
>+shouldBeArray([0, 1, 2, 3, , 4].flat(-1), [0, 1, 2, 3, 4]);
>+shouldBeArray([,,,,,].flat(-1), []);
> 
>-shouldBeArray([[],[]].flatten(), []);
>-shouldBeArray([[0],[1]].flatten(), [0,1]);
>-shouldBeArray([[0],[],1].flatten(), [0,1]);
>-shouldBeArray([[0],[[]],1].flatten(), [0,[],1]);
>-shouldBeArray([[0],[[]],1].flatten(1), [0,[],1]);
>-shouldBeArray([[0],[[]],1].flatten(2), [0,1]);
>+shouldBeArray([[],[]].flat(), []);
>+shouldBeArray([[0],[1]].flat(), [0,1]);
>+shouldBeArray([[0],[],1].flat(), [0,1]);
>+shouldBeArray([[0],[[]],1].flat(), [0,[],1]);
>+shouldBeArray([[0],[[]],1].flat(1), [0,[],1]);
>+shouldBeArray([[0],[[]],1].flat(2), [0,1]);
> 
>-shouldBeArray([[],[]].flatten(0), [[],[]]);
>-shouldBeArray([[0],[1]].flatten(0), [[0],[1]]);
>-shouldBeArray([[0],[],1].flatten(0), [[0],[],1]);
>-shouldBeArray([[0],[[]],1].flatten(0), [[0],[[]],1]);
>+shouldBeArray([[],[]].flat(0), [[],[]]);
>+shouldBeArray([[0],[1]].flat(0), [[0],[1]]);
>+shouldBeArray([[0],[],1].flat(0), [[0],[],1]);
>+shouldBeArray([[0],[[]],1].flat(0), [[0],[[]],1]);
> 
>-shouldBeArray([[[[[[[[[[[[[[[[[[[[[42]]]]]]]]]]]]]]]]]]]]].flatten(Infinity), [42]);
>+shouldBeArray([[[[[[[[[[[[[[[[[[[[[42]]]]]]]]]]]]]]]]]]]]].flat(Infinity), [42]);
> 
> var array = [];
>-shouldBe(array.flatten() !== array, true);
>+shouldBe(array.flat() !== array, true);
> 
> class DerivedArray extends Array { }
>-shouldBe((new DerivedArray).flatten() instanceof DerivedArray, true);
>-var flatten = [].flatten;
>+shouldBe((new DerivedArray).flat() instanceof DerivedArray, true);
>+var flat = [].flat;
> var realm = createGlobalObject();
>-shouldBe(flatten.call({}) instanceof Array, true);
>-shouldBe(flatten.call(new realm.Array) instanceof Array, true);
>+shouldBe(flat.call({}) instanceof Array, true);
>+shouldBe(flat.call(new realm.Array) instanceof Array, true);
> var array2 = new realm.Array;
> array2.constructor = 0;
> 
> shouldThrow(() => {
>-    flatten.call(array2);
>+    flat.call(array2);
> }, `TypeError: 0 is not a constructor`);
> 
> var array2 = new realm.Array;
> array2.constructor = undefined;
>-shouldBe(flatten.call(array2) instanceof Array, true);
>+shouldBe(flat.call(array2) instanceof Array, true);
> 
> var array2 = new realm.Array;
> array2.constructor = {
>@@ -89,7 +89,7 @@ function shouldThrow(func, errorMessage) {
>         return null;
>     }
> };
>-shouldBe(flatten.call(array2) instanceof Array, true);
>+shouldBe(flat.call(array2) instanceof Array, true);
> 
> var array2 = new realm.Array;
> array2.constructor = {
>@@ -97,7 +97,7 @@ function shouldThrow(func, errorMessage) {
>         return undefined;
>     }
> };
>-shouldBe(flatten.call(array2) instanceof Array, true);
>+shouldBe(flat.call(array2) instanceof Array, true);
> 
> var array2 = new realm.Array;
> array2.constructor = {
>@@ -105,4 +105,4 @@ function shouldThrow(func, errorMessage) {
>         return DerivedArray;
>     }
> };
>-shouldBe(flatten.call(array2) instanceof DerivedArray, true);
>+shouldBe(flat.call(array2) instanceof DerivedArray, true);
>diff --git a/JSTests/test262/expectations.yaml b/JSTests/test262/expectations.yaml
>index 495ccc449ebe05a02f15de886335bb8a12b81ca5..01ee22cca7d90281c45491f5b33833db72a0bc16 100644
>--- a/JSTests/test262/expectations.yaml
>+++ b/JSTests/test262/expectations.yaml
>@@ -633,36 +633,6 @@ test/built-ins/Array/prototype/concat/is-concat-spreadable-proxy.js:
> test/built-ins/Array/prototype/filter/target-array-with-non-writable-property.js:
>   default: 'TypeError: Attempted to assign to readonly property.'
>   strict mode: 'TypeError: Attempted to assign to readonly property.'
>-test/built-ins/Array/prototype/flat/array-like-objects.js:
>-  default: "TypeError: undefined is not an object (evaluating '[].flat.call')"
>-  strict mode: "TypeError: undefined is not an object (evaluating '[].flat.call')"
>-test/built-ins/Array/prototype/flat/bound-function-call.js:
>-  default: "TypeError: undefined is not an object (evaluating '[].flat.bind')"
>-  strict mode: "TypeError: undefined is not an object (evaluating '[].flat.bind')"
>-test/built-ins/Array/prototype/flat/empty-array-elements.js:
>-  default: "TypeError: [].flat is not a function. (In '[].flat()', '[].flat' is undefined)"
>-  strict mode: "TypeError: [].flat is not a function. (In '[].flat()', '[].flat' is undefined)"
>-test/built-ins/Array/prototype/flat/empty-object-elements.js:
>-  default: "TypeError: [a].flat is not a function. (In '[a].flat()', '[a].flat' is undefined)"
>-  strict mode: "TypeError: [a].flat is not a function. (In '[a].flat()', '[a].flat' is undefined)"
>-test/built-ins/Array/prototype/flat/length.js:
>-  default: "TypeError: undefined is not an object (evaluating 'Array.prototype.flat.length')"
>-  strict mode: "TypeError: undefined is not an object (evaluating 'Array.prototype.flat.length')"
>-test/built-ins/Array/prototype/flat/name.js:
>-  default: "TypeError: undefined is not an object (evaluating 'Array.prototype.flat.name')"
>-  strict mode: "TypeError: undefined is not an object (evaluating 'Array.prototype.flat.name')"
>-test/built-ins/Array/prototype/flat/non-numeric-depth-should-not-throw.js:
>-  default: "TypeError: a.flat is not a function. (In 'a.flat(depthNum)', 'a.flat' is undefined)"
>-  strict mode: "TypeError: a.flat is not a function. (In 'a.flat(depthNum)', 'a.flat' is undefined)"
>-test/built-ins/Array/prototype/flat/null-undefined-elements.js:
>-  default: "TypeError: [1, null, void 0].flat is not a function. (In '[1, null, void 0].flat()', '[1, null, void 0].flat' is undefined)"
>-  strict mode: "TypeError: [1, null, void 0].flat is not a function. (In '[1, null, void 0].flat()', '[1, null, void 0].flat' is undefined)"
>-test/built-ins/Array/prototype/flat/positive-infinity.js:
>-  default: "TypeError: a.flat is not a function. (In 'a.flat(Number.POSITIVE_INFINITY)', 'a.flat' is undefined)"
>-  strict mode: "TypeError: a.flat is not a function. (In 'a.flat(Number.POSITIVE_INFINITY)', 'a.flat' is undefined)"
>-test/built-ins/Array/prototype/flat/prop-desc.js:
>-  default: 'Test262Error: `typeof Array.prototype.flat` is `function` Expected SameValue(ÃÂ«undefinedÃÂ», ÃÂ«functionÃÂ») to be true'
>-  strict mode: 'Test262Error: `typeof Array.prototype.flat` is `function` Expected SameValue(ÃÂ«undefinedÃÂ», ÃÂ«functionÃÂ») to be true'
> test/built-ins/Array/prototype/indexOf/15.4.4.14-3-28.js:
>   default: 'Test262Error: Array.prototype.indexOf.call(obj, targetObj) Expected SameValue(ÃÂ«-1ÃÂ», ÃÂ«0ÃÂ») to be true'
>   strict mode: 'Test262Error: Array.prototype.indexOf.call(obj, targetObj) Expected SameValue(ÃÂ«-1ÃÂ», ÃÂ«0ÃÂ») to be true'

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Attachments on bug 186012: 341393 | 341394 | 341395 | 341396 | 341397