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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/196704">196704</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2016-02-17 11:18:12 -0800 (Wed, 17 Feb 2016)</dd>
</dl>
<h3>Log Message</h3>
<pre>Unreviewed, rolling out <a href="http://trac.webkit.org/projects/webkit/changeset/196675">r196675</a>.
https://bugs.webkit.org/show_bug.cgi?id=154344
"Causes major slowdowns on deltablue-varargs" (Requested by
keith_miller on #webkit).
Reverted changeset:
"Spread operator should be allowed when not the first argument
of parameter list"
https://bugs.webkit.org/show_bug.cgi?id=152721
http://trac.webkit.org/changeset/196675</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkLayoutTestsChangeLog">trunk/LayoutTests/ChangeLog</a></li>
<li><a href="#trunkLayoutTestsjsbasicspreadexpectedtxt">trunk/LayoutTests/js/basic-spread-expected.txt</a></li>
<li><a href="#trunkLayoutTestsjsparsersyntaxcheckexpectedtxt">trunk/LayoutTests/js/parser-syntax-check-expected.txt</a></li>
<li><a href="#trunkLayoutTestsjsscripttestsbasicspreadjs">trunk/LayoutTests/js/script-tests/basic-spread.js</a></li>
<li><a href="#trunkLayoutTestsjsscripttestsparsersyntaxcheckjs">trunk/LayoutTests/js/script-tests/parser-syntax-check.js</a></li>
<li><a href="#trunkSourceJavaScriptCoreChangeLog">trunk/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#trunkSourceJavaScriptCoreinterpreterInterpretercpp">trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCoreparserASTBuilderh">trunk/Source/JavaScriptCore/parser/ASTBuilder.h</a></li>
<li><a href="#trunkSourceJavaScriptCoreparserParsercpp">trunk/Source/JavaScriptCore/parser/Parser.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCoreparserParserh">trunk/Source/JavaScriptCore/parser/Parser.h</a></li>
<li><a href="#trunkSourceJavaScriptCoreparserSyntaxCheckerh">trunk/Source/JavaScriptCore/parser/SyntaxChecker.h</a></li>
<li><a href="#trunkSourceJavaScriptCoretestses6yaml">trunk/Source/JavaScriptCore/tests/es6.yaml</a></li>
</ul>
<h3>Removed Paths</h3>
<ul>
<li><a href="#trunkSourceJavaScriptCoretestsstressspreadcallingjs">trunk/Source/JavaScriptCore/tests/stress/spread-calling.js</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkLayoutTestsChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/ChangeLog (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/ChangeLog 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/LayoutTests/ChangeLog 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -1,3 +1,18 @@
</span><ins>+2016-02-17 Commit Queue <commit-queue@webkit.org>
+
+ Unreviewed, rolling out r196675.
+ https://bugs.webkit.org/show_bug.cgi?id=154344
+
+ "Causes major slowdowns on deltablue-varargs" (Requested by
+ keith_miller on #webkit).
+
+ Reverted changeset:
+
+ "Spread operator should be allowed when not the first argument
+ of parameter list"
+ https://bugs.webkit.org/show_bug.cgi?id=152721
+ http://trac.webkit.org/changeset/196675
+
</ins><span class="cx"> 2016-02-17 Nan Wang <n_wang@apple.com>
</span><span class="cx">
</span><span class="cx"> AX: Implement sentence related text marker functions using TextIterator
</span></span></pre></div>
<a id="trunkLayoutTestsjsbasicspreadexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/js/basic-spread-expected.txt (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/basic-spread-expected.txt 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/LayoutTests/js/basic-spread-expected.txt 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -43,6 +43,46 @@
</span><span class="cx"> PASS args[1] is undefined
</span><span class="cx"> PASS args[2] is null
</span><span class="cx"> PASS args[3] is 4
</span><ins>+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
+PASS passedThis is o
+PASS args[0] is 1
+PASS args[1] is undefined
+PASS args[2] is null
+PASS args[3] is 4
</ins><span class="cx"> PASS a is [1,2,3]
</span><span class="cx"> PASS [...a] is [1,2,3]
</span><span class="cx"> PASS [...a] is [1,2,3]
</span></span></pre></div>
<a id="trunkLayoutTestsjsparsersyntaxcheckexpectedtxt"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/js/parser-syntax-check-expected.txt (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/parser-syntax-check-expected.txt 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/LayoutTests/js/parser-syntax-check-expected.txt 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -757,18 +757,18 @@
</span><span class="cx"> PASS Invalid: "function f() { o.foo(bar...) }"
</span><span class="cx"> PASS Invalid: "o[foo](bar...)"
</span><span class="cx"> PASS Invalid: "function f() { o[foo](bar...) }"
</span><del>-PASS Valid: "foo(a,...bar)" with ReferenceError
-PASS Valid: "function f() { foo(a,...bar) }"
-PASS Valid: "o.foo(a,...bar)" with ReferenceError
-PASS Valid: "function f() { o.foo(a,...bar) }"
-PASS Valid: "o[foo](a,...bar)" with ReferenceError
-PASS Valid: "function f() { o[foo](a,...bar) }"
-PASS Valid: "foo(...bar, a)" with ReferenceError
-PASS Valid: "function f() { foo(...bar, a) }"
-PASS Valid: "o.foo(...bar, a)" with ReferenceError
-PASS Valid: "function f() { o.foo(...bar, a) }"
-PASS Valid: "o[foo](...bar, a)" with ReferenceError
-PASS Valid: "function f() { o[foo](...bar, a) }"
</del><ins>+PASS Invalid: "foo(a,...bar)"
+PASS Invalid: "function f() { foo(a,...bar) }"
+PASS Invalid: "o.foo(a,...bar)"
+PASS Invalid: "function f() { o.foo(a,...bar) }"
+PASS Invalid: "o[foo](a,...bar)"
+PASS Invalid: "function f() { o[foo](a,...bar) }"
+PASS Invalid: "foo(...bar, a)"
+PASS Invalid: "function f() { foo(...bar, a) }"
+PASS Invalid: "o.foo(...bar, a)"
+PASS Invalid: "function f() { o.foo(...bar, a) }"
+PASS Invalid: "o[foo](...bar, a)"
+PASS Invalid: "function f() { o[foo](...bar, a) }"
</ins><span class="cx"> PASS Valid: "[...bar]" with ReferenceError
</span><span class="cx"> PASS Valid: "function f() { [...bar] }"
</span><span class="cx"> PASS Valid: "[a, ...bar]" with ReferenceError
</span></span></pre></div>
<a id="trunkLayoutTestsjsscripttestsbasicspreadjs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/js/script-tests/basic-spread.js (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/script-tests/basic-spread.js 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/LayoutTests/js/script-tests/basic-spread.js 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -17,12 +17,18 @@
</span><span class="cx"> o.f = f;
</span><span class="cx"> var test1 = [1, undefined, null, 4]
</span><span class="cx"> var test2 = [1, , null, 4]
</span><ins>+var test3 = {length: 4, 0: 1, 2: null, 3: 4}
+var test4 = {length: 4, 0: 1, 1: undefined, 2: null, 3: 4}
</ins><span class="cx"> o.f(...test1)
</span><span class="cx"> o.f(...test2)
</span><ins>+o.f(...test3)
+o.f(...test4)
</ins><span class="cx">
</span><span class="cx"> var h=eval('"f"')
</span><span class="cx"> o[h](...test1)
</span><span class="cx"> o[h](...test2)
</span><ins>+o[h](...test3)
+o[h](...test4)
</ins><span class="cx">
</span><span class="cx"> function g()
</span><span class="cx"> {
</span><span class="lines">@@ -31,9 +37,13 @@
</span><span class="cx">
</span><span class="cx"> g.apply(null, test1)
</span><span class="cx"> g.apply(null, test2)
</span><ins>+g.apply(null, test3)
+g.apply(null, test4)
</ins><span class="cx">
</span><span class="cx"> g(...test1)
</span><span class="cx"> g(...test2)
</span><ins>+g(...test3)
+g(...test4)
</ins><span class="cx">
</span><span class="cx"> var a=[1,2,3]
</span><span class="cx">
</span></span></pre></div>
<a id="trunkLayoutTestsjsscripttestsparsersyntaxcheckjs"></a>
<div class="modfile"><h4>Modified: trunk/LayoutTests/js/script-tests/parser-syntax-check.js (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/LayoutTests/js/script-tests/parser-syntax-check.js 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/LayoutTests/js/script-tests/parser-syntax-check.js 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -471,12 +471,12 @@
</span><span class="cx"> invalid("foo(bar...)")
</span><span class="cx"> invalid("o.foo(bar...)")
</span><span class="cx"> invalid("o[foo](bar...)")
</span><del>-valid("foo(a,...bar)")
-valid("o.foo(a,...bar)")
-valid("o[foo](a,...bar)")
-valid("foo(...bar, a)")
-valid("o.foo(...bar, a)")
-valid("o[foo](...bar, a)")
</del><ins>+invalid("foo(a,...bar)")
+invalid("o.foo(a,...bar)")
+invalid("o[foo](a,...bar)")
+invalid("foo(...bar, a)")
+invalid("o.foo(...bar, a)")
+invalid("o[foo](...bar, a)")
</ins><span class="cx"> valid("[...bar]")
</span><span class="cx"> valid("[a, ...bar]")
</span><span class="cx"> valid("[...bar, a]")
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/ChangeLog (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/ChangeLog 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/ChangeLog 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -1,3 +1,18 @@
</span><ins>+2016-02-17 Commit Queue <commit-queue@webkit.org>
+
+ Unreviewed, rolling out r196675.
+ https://bugs.webkit.org/show_bug.cgi?id=154344
+
+ "Causes major slowdowns on deltablue-varargs" (Requested by
+ keith_miller on #webkit).
+
+ Reverted changeset:
+
+ "Spread operator should be allowed when not the first argument
+ of parameter list"
+ https://bugs.webkit.org/show_bug.cgi?id=152721
+ http://trac.webkit.org/changeset/196675
+
</ins><span class="cx"> 2016-02-17 Gavin Barraclough <barraclough@apple.com>
</span><span class="cx">
</span><span class="cx"> JSDOMWindow::put should not do the same thing twice
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreinterpreterInterpretercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/interpreter/Interpreter.cpp 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -247,7 +247,7 @@
</span><span class="cx">
</span><span class="cx"> void loadVarargs(CallFrame* callFrame, VirtualRegister firstElementDest, JSValue arguments, uint32_t offset, uint32_t length)
</span><span class="cx"> {
</span><del>- if (UNLIKELY(!arguments.isCell()) || !length)
</del><ins>+ if (UNLIKELY(!arguments.isCell()))
</ins><span class="cx"> return;
</span><span class="cx">
</span><span class="cx"> JSCell* cell = arguments.asCell();
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreparserASTBuilderh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/parser/ASTBuilder.h (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/parser/ASTBuilder.h 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/parser/ASTBuilder.h 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -441,17 +441,6 @@
</span><span class="cx">
</span><span class="cx"> ElementNode* createElementList(int elisions, ExpressionNode* expr) { return new (m_parserArena) ElementNode(elisions, expr); }
</span><span class="cx"> ElementNode* createElementList(ElementNode* elems, int elisions, ExpressionNode* expr) { return new (m_parserArena) ElementNode(elems, elisions, expr); }
</span><del>- ElementNode* createElementList(ArgumentListNode* elems)
- {
- ElementNode* head = new (m_parserArena) ElementNode(0, elems->m_expr);
- ElementNode* tail = head;
- elems = elems->m_next;
- while (elems) {
- tail = new (m_parserArena) ElementNode(tail, 0, elems->m_expr);
- elems = elems->m_next;
- }
- return head;
- }
</del><span class="cx">
</span><span class="cx"> FormalParameterList createFormalParameterList() { return new (m_parserArena) FunctionParameters(); }
</span><span class="cx"> void appendParameter(FormalParameterList list, DestructuringPattern pattern, ExpressionNode* defaultValue)
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreparserParsercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/parser/Parser.cpp (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/parser/Parser.cpp 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/parser/Parser.cpp 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -3703,7 +3703,7 @@
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> template <typename LexerType>
</span><del>-template <class TreeBuilder> TreeArguments Parser<LexerType>::parseArguments(TreeBuilder& context)
</del><ins>+template <class TreeBuilder> TreeArguments Parser<LexerType>::parseArguments(TreeBuilder& context, SpreadMode mode)
</ins><span class="cx"> {
</span><span class="cx"> consumeOrFailWithFlags(OPENPAREN, TreeBuilder::DontBuildStrings, "Expected opening '(' at start of argument list");
</span><span class="cx"> JSTokenLocation location(tokenLocation());
</span><span class="lines">@@ -3711,63 +3711,42 @@
</span><span class="cx"> next(TreeBuilder::DontBuildStrings);
</span><span class="cx"> return context.createArguments();
</span><span class="cx"> }
</span><del>- auto argumentsStart = m_token.m_startPosition;
- auto argumentsDivot = m_token.m_endPosition;
-
- ArgumentType argType = ArgumentType::Normal;
- TreeExpression firstArg = parseArgument(context, argType);
</del><ins>+ if (match(DOTDOTDOT) && mode == AllowSpread) {
+ JSTokenLocation spreadLocation(tokenLocation());
+ auto start = m_token.m_startPosition;
+ auto divot = m_token.m_endPosition;
+ next();
+ auto spreadExpr = parseAssignmentExpression(context);
+ auto end = m_lastTokenEndPosition;
+ if (!spreadExpr)
+ failWithMessage("Cannot parse spread expression");
+ if (!consume(CLOSEPAREN)) {
+ if (match(COMMA))
+ semanticFail("Spread operator may only be applied to the last argument passed to a function");
+ handleProductionOrFail(CLOSEPAREN, ")", "end", "argument list");
+ }
+ auto spread = context.createSpreadExpression(spreadLocation, spreadExpr, start, divot, end);
+ TreeArgumentsList argList = context.createArgumentsList(location, spread);
+ return context.createArguments(argList);
+ }
+ TreeExpression firstArg = parseAssignmentExpression(context);
</ins><span class="cx"> failIfFalse(firstArg, "Cannot parse function argument");
</span><del>- semanticFailIfTrue(match(DOTDOTDOT), "The '...' operator should come before the target expression");
-
- bool hasSpread = false;
- if (argType == ArgumentType::Spread)
- hasSpread = true;
</del><ins>+
</ins><span class="cx"> TreeArgumentsList argList = context.createArgumentsList(location, firstArg);
</span><span class="cx"> TreeArgumentsList tail = argList;
</span><del>-
</del><span class="cx"> while (match(COMMA)) {
</span><span class="cx"> JSTokenLocation argumentLocation(tokenLocation());
</span><span class="cx"> next(TreeBuilder::DontBuildStrings);
</span><del>-
- TreeExpression arg = parseArgument(context, argType);
- propagateError();
- semanticFailIfTrue(match(DOTDOTDOT), "The '...' operator should come before the target expression");
-
- if (argType == ArgumentType::Spread)
- hasSpread = true;
-
</del><ins>+ TreeExpression arg = parseAssignmentExpression(context);
+ failIfFalse(arg, "Cannot parse function argument");
</ins><span class="cx"> tail = context.createArgumentsList(argumentLocation, tail, arg);
</span><span class="cx"> }
</span><del>-
</del><ins>+ semanticFailIfTrue(match(DOTDOTDOT), "The '...' operator should come before the target expression");
</ins><span class="cx"> handleProductionOrFail(CLOSEPAREN, ")", "end", "argument list");
</span><del>- if (hasSpread) {
- TreeExpression spreadArray = context.createSpreadExpression(location, context.createArray(location, context.createElementList(argList)), argumentsStart, argumentsDivot, m_lastTokenEndPosition);
- return context.createArguments(context.createArgumentsList(location, spreadArray));
- }
-
</del><span class="cx"> return context.createArguments(argList);
</span><span class="cx"> }
</span><span class="cx">
</span><span class="cx"> template <typename LexerType>
</span><del>-template <class TreeBuilder> TreeExpression Parser<LexerType>::parseArgument(TreeBuilder& context, ArgumentType& type)
-{
- if (UNLIKELY(match(DOTDOTDOT))) {
- JSTokenLocation spreadLocation(tokenLocation());
- auto start = m_token.m_startPosition;
- auto divot = m_token.m_endPosition;
- next();
- TreeExpression spreadExpr = parseAssignmentExpression(context);
- propagateError();
- auto end = m_lastTokenEndPosition;
- type = ArgumentType::Spread;
- return context.createSpreadExpression(spreadLocation, spreadExpr, start, divot, end);
- }
-
- type = ArgumentType::Normal;
- return parseAssignmentExpression(context);
-}
-
-template <typename LexerType>
</del><span class="cx"> template <class TreeBuilder> TreeExpression Parser<LexerType>::parseMemberExpression(TreeBuilder& context)
</span><span class="cx"> {
</span><span class="cx"> TreeExpression base = 0;
</span><span class="lines">@@ -3835,12 +3814,12 @@
</span><span class="cx"> if (newCount) {
</span><span class="cx"> newCount--;
</span><span class="cx"> JSTextPosition expressionEnd = lastTokenEndPosition();
</span><del>- TreeArguments arguments = parseArguments(context);
</del><ins>+ TreeArguments arguments = parseArguments(context, AllowSpread);
</ins><span class="cx"> failIfFalse(arguments, "Cannot parse call arguments");
</span><span class="cx"> base = context.createNewExpr(location, base, arguments, expressionStart, expressionEnd, lastTokenEndPosition());
</span><span class="cx"> } else {
</span><span class="cx"> JSTextPosition expressionEnd = lastTokenEndPosition();
</span><del>- TreeArguments arguments = parseArguments(context);
</del><ins>+ TreeArguments arguments = parseArguments(context, AllowSpread);
</ins><span class="cx"> failIfFalse(arguments, "Cannot parse call arguments");
</span><span class="cx"> if (baseIsSuper)
</span><span class="cx"> currentFunctionScope()->setHasDirectSuper();
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreparserParserh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/parser/Parser.h (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/parser/Parser.h 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/parser/Parser.h 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -677,11 +677,6 @@
</span><span class="cx"> unsigned m_index;
</span><span class="cx"> };
</span><span class="cx">
</span><del>-enum class ArgumentType {
- Normal,
- Spread
-};
-
</del><span class="cx"> template <typename LexerType>
</span><span class="cx"> class Parser {
</span><span class="cx"> WTF_MAKE_NONCOPYABLE(Parser);
</span><span class="lines">@@ -1244,8 +1239,8 @@
</span><span class="cx"> template <class TreeBuilder> ALWAYS_INLINE TreeExpression parseObjectLiteral(TreeBuilder&);
</span><span class="cx"> template <class TreeBuilder> NEVER_INLINE TreeExpression parseStrictObjectLiteral(TreeBuilder&);
</span><span class="cx"> template <class TreeBuilder> ALWAYS_INLINE TreeExpression parseFunctionExpression(TreeBuilder&);
</span><del>- template <class TreeBuilder> ALWAYS_INLINE TreeArguments parseArguments(TreeBuilder&);
- template <class TreeBuilder> ALWAYS_INLINE TreeExpression parseArgument(TreeBuilder&, ArgumentType&);
</del><ins>+ enum SpreadMode { AllowSpread, DontAllowSpread };
+ template <class TreeBuilder> ALWAYS_INLINE TreeArguments parseArguments(TreeBuilder&, SpreadMode);
</ins><span class="cx"> template <class TreeBuilder> TreeProperty parseProperty(TreeBuilder&, bool strict);
</span><span class="cx"> template <class TreeBuilder> TreeExpression parsePropertyMethod(TreeBuilder& context, const Identifier* methodName, bool isGenerator);
</span><span class="cx"> template <class TreeBuilder> TreeProperty parseGetterSetter(TreeBuilder&, bool strict, PropertyNode::Type, unsigned getterOrSetterStartOffset, ConstructorKind = ConstructorKind::None, SuperBinding = SuperBinding::NotNeeded);
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoreparserSyntaxCheckerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/parser/SyntaxChecker.h (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/parser/SyntaxChecker.h 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/parser/SyntaxChecker.h 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -221,7 +221,6 @@
</span><span class="cx"> int createPropertyList(const JSTokenLocation&, Property, int) { return PropertyListResult; }
</span><span class="cx"> int createElementList(int, int) { return ElementsListResult; }
</span><span class="cx"> int createElementList(int, int, int) { return ElementsListResult; }
</span><del>- int createElementList(int) { return ElementsListResult; }
</del><span class="cx"> int createFormalParameterList() { return FormalParameterListResult; }
</span><span class="cx"> void appendParameter(int, DestructuringPattern, int) { }
</span><span class="cx"> int createClause(int, int) { return ClauseResult; }
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoretestses6yaml"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/tests/es6.yaml (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/tests/es6.yaml 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/tests/es6.yaml 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -1113,11 +1113,11 @@
</span><span class="cx"> - path: es6/Set_Set[Symbol.species].js
</span><span class="cx"> cmd: runES6 :normal
</span><span class="cx"> - path: es6/spread_..._operator_with_astral_plane_strings_in_function_calls.js
</span><del>- cmd: runES6 :normal
</del><ins>+ cmd: runES6 :fail
</ins><span class="cx"> - path: es6/spread_..._operator_with_generator_instances_in_arrays.js
</span><span class="cx"> cmd: runES6 :normal
</span><span class="cx"> - path: es6/spread_..._operator_with_generator_instances_in_calls.js
</span><del>- cmd: runES6 :normal
</del><ins>+ cmd: runES6 :fail
</ins><span class="cx"> - path: es6/spread_..._operator_with_generic_iterables_in_arrays.js
</span><span class="cx"> cmd: runES6 :fail
</span><span class="cx"> - path: es6/spread_..._operator_with_generic_iterables_in_calls.js
</span><span class="lines">@@ -1127,7 +1127,7 @@
</span><span class="cx"> - path: es6/spread_..._operator_with_instances_of_iterables_in_calls.js
</span><span class="cx"> cmd: runES6 :fail
</span><span class="cx"> - path: es6/spread_..._operator_with_strings_in_function_calls.js
</span><del>- cmd: runES6 :normal
</del><ins>+ cmd: runES6 :fail
</ins><span class="cx"> - path: es6/typed_arrays_%TypedArray%.from.js
</span><span class="cx"> cmd: runES6 :normal
</span><span class="cx"> - path: es6/typed_arrays_%TypedArray%.of.js
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoretestsstressspreadcallingjs"></a>
<div class="delfile"><h4>Deleted: trunk/Source/JavaScriptCore/tests/stress/spread-calling.js (196703 => 196704)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/tests/stress/spread-calling.js 2016-02-17 19:17:09 UTC (rev 196703)
+++ trunk/Source/JavaScriptCore/tests/stress/spread-calling.js 2016-02-17 19:18:12 UTC (rev 196704)
</span><span class="lines">@@ -1,81 +0,0 @@
</span><del>-function testFunction() {
- if (arguments.length !== 10)
- throw "wrong number of arguments expected 10 was " + arguments.length;
- for (let i in arguments) {
- if ((arguments[i] | 0) !== (i | 0))
- throw "argument " + i + " expected " + i + " was " + arguments[i];
- }
-}
-
-function testEmpty() {
- if (arguments.length !== 0)
- throw "wrong length expected 0 was " + arguments.length;
-}
-
-iter = Array.prototype.values;
-
-function makeObject(array, iterator) {
- let obj = { [Symbol.iterator]: iterator, length: array.length };
- for (let i in array)
- obj[i] = array[i];
- return obj;
-}
-
-function otherIterator() {
- return {
- count: 6,
- next: function() {
- if (this.count < 10)
- return { value: this.count++, done: false };
- return { done: true };
- }
- };
-}
-
-count = 0;
-function* totalIter() {
- for (let i = count; i < count+5; i++) {
- yield i;
- }
- count += 5;
-}
-
-function throwingIter() {
- return {
- count: 0,
- next: function() {
- if (this.count < 10)
- return { value: this.count++, done: false };
- throw new Error("this should have been caught");
- }
- };
-}
-
-object1 = makeObject([1, 2, 3], iter);
-object2 = makeObject([0, 1, 2, 3, 4, 5, 6, 7, 8, 9], iter);
-object3 = makeObject([], otherIterator);
-object4 = makeObject([], totalIter);
-objectThrow = makeObject([0, 1, 2, 3, 4, 5, 6, 7, 8, 9], throwingIter);
-
-for (let i = 0; i < 10000; i++) {
- count = 0;
- testFunction(0, ...[1, 2, 3], ...[4], 5, 6, ...[7, 8, 9]);
- testFunction(...[0, 1], 2, 3, ...[4, 5, 6, 7, 8], 9);
- testFunction(...[0, 1, 2, 3, 4, 5, 6, 7, 8, 9]);
- testFunction(0, ...object1, 4, 5, ...[6, 7, 8, 9]);
- testFunction(...object2);
- testFunction(0, ...object1, 4, 5, ...object3);
- testFunction(0, ..."12345", ...object3);
- testEmpty(...[]);
- testFunction(...object4, ...object4);
- let failed = false;
- try {
- testFunction(...objectThrow);
- failed = true;
- } catch (e) {
- if (!e instanceof Error)
- failed = true;
- }
- if (failed)
- throw "did not throw an exeption even though it should have";
-}
</del></span></pre>
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