Revision: 11416
Author:   [email protected]
Date:     Mon Apr 23 06:59:43 2012
Log:      Fix source property of empty RegExp objects.

[email protected]
BUG=v8:1982
TEST=test262/15.10.4.1-5

Review URL: https://chromiumcodereview.appspot.com/10134010
http://code.google.com/p/v8/source/detail?r=11416

Modified:
 /branches/bleeding_edge/src/bootstrapper.cc
 /branches/bleeding_edge/src/heap.h
 /branches/bleeding_edge/src/regexp.js
 /branches/bleeding_edge/src/runtime.cc
 /branches/bleeding_edge/test/mjsunit/regress/regress-1217.js
 /branches/bleeding_edge/test/mozilla/mozilla.status
 /branches/bleeding_edge/test/sputnik/sputnik.status
 /branches/bleeding_edge/test/test262/test262.status

=======================================
--- /branches/bleeding_edge/src/bootstrapper.cc Tue Apr 17 00:16:19 2012
+++ /branches/bleeding_edge/src/bootstrapper.cc Mon Apr 23 06:59:43 2012
@@ -1011,7 +1011,7 @@
     proto_map->set_prototype(global_context()->initial_object_prototype());
     Handle<JSObject> proto = factory->NewJSObjectFromMap(proto_map);
     proto->InObjectPropertyAtPut(JSRegExp::kSourceFieldIndex,
-                                 heap->empty_string());
+                                 heap->query_colon_symbol());
     proto->InObjectPropertyAtPut(JSRegExp::kGlobalFieldIndex,
                                  heap->false_value());
     proto->InObjectPropertyAtPut(JSRegExp::kIgnoreCaseFieldIndex,
=======================================
--- /branches/bleeding_edge/src/heap.h  Wed Apr 18 10:49:53 2012
+++ /branches/bleeding_edge/src/heap.h  Mon Apr 23 06:59:43 2012
@@ -243,7 +243,8 @@
   V(compare_ic_symbol, ".compare_ic")                                    \
   V(infinity_symbol, "Infinity")                                         \
   V(minus_infinity_symbol, "-Infinity")                                  \
-  V(hidden_stack_trace_symbol, "v8::hidden_stack_trace")
+  V(hidden_stack_trace_symbol, "v8::hidden_stack_trace")                 \
+  V(query_colon_symbol, "(?:)")

 // Forward declarations.
 class GCTracer;
=======================================
--- /branches/bleeding_edge/src/regexp.js       Fri Apr 13 04:03:22 2012
+++ /branches/bleeding_edge/src/regexp.js       Mon Apr 23 06:59:43 2012
@@ -278,11 +278,7 @@


 function RegExpToString() {
-  // If this.source is an empty string, output /(?:)/.
-  // http://bugzilla.mozilla.org/show_bug.cgi?id=225550
-  // ecma_2/RegExp/properties-001.js.
-  var src = this.source ? this.source : '(?:)';
-  var result = '/' + src + '/';
+  var result = '/' + this.source + '/';
   if (this.global) result += 'g';
   if (this.ignoreCase) result += 'i';
   if (this.multiline) result += 'm';
=======================================
--- /branches/bleeding_edge/src/runtime.cc      Fri Apr 20 07:12:49 2012
+++ /branches/bleeding_edge/src/runtime.cc      Mon Apr 23 06:59:43 2012
@@ -1783,6 +1783,9 @@
   ASSERT(args.length() == 5);
   CONVERT_ARG_CHECKED(JSRegExp, regexp, 0);
   CONVERT_ARG_CHECKED(String, source, 1);
+  // If source is the empty string we set it to "(?:)" instead as
+  // suggested by ECMA-262, 5th, section 15.10.4.1.
+ if (source->length() == 0) source = isolate->heap()->query_colon_symbol();

   Object* global = args[2];
   if (!global->IsTrue()) global = isolate->heap()->false_value();
=======================================
--- /branches/bleeding_edge/test/mjsunit/regress/regress-1217.js Mon Sep 26 01:42:01 2011 +++ /branches/bleeding_edge/test/mjsunit/regress/regress-1217.js Mon Apr 23 06:59:43 2012
@@ -30,7 +30,7 @@
 var proto = RegExp.prototype;
 assertEquals("[object RegExp]", Object.prototype.toString.call(proto));

-assertEquals("", proto.source);
+assertEquals("(?:)", proto.source);
 assertEquals(false, proto.global);
 assertEquals(false, proto.multiline);
 assertEquals(false, proto.ignoreCase);
=======================================
--- /branches/bleeding_edge/test/mozilla/mozilla.status Mon Apr 16 08:54:02 2012 +++ /branches/bleeding_edge/test/mozilla/mozilla.status Mon Apr 23 06:59:43 2012
@@ -600,6 +600,12 @@
 js1_2/regexp/hexadecimal: FAIL_OK


+# The source field of RegExp objects is properly escaped. We match JSC.
+ecma_2/RegExp/constructor-001: FAIL_OK
+ecma_2/RegExp/function-001: FAIL_OK
+ecma_2/RegExp/properties-001: FAIL_OK
+
+
 ##################### FAILING TESTS #####################

 # This section is for tests that fail in V8 and pass in JSC.
=======================================
--- /branches/bleeding_edge/test/sputnik/sputnik.status Mon Apr 16 08:54:02 2012 +++ /branches/bleeding_edge/test/sputnik/sputnik.status Mon Apr 23 06:59:43 2012
@@ -124,6 +124,16 @@
 S8.5_A2.2: PASS, FAIL if $system == linux, FAIL if $system == macos
 S8.5_A2.1: PASS, FAIL if $system == linux, FAIL if $system == macos

+# The source field of RegExp objects is properly escaped. We match JSC.
+S15.10.4.1_A3_T1: FAIL_OK
+S15.10.4.1_A3_T2: FAIL_OK
+S15.10.4.1_A3_T3: FAIL_OK
+S15.10.4.1_A3_T4: FAIL_OK
+S15.10.4.1_A3_T5: FAIL_OK
+S15.10.4.1_A4_T2: FAIL_OK
+S15.10.4.1_A4_T3: FAIL_OK
+S15.10.4.1_A4_T5: FAIL_OK
+
 ##################### ES3 TESTS #########################
 # These tests check for ES3 semantics, and differ from ES5.
 # When we follow ES5 semantics, it's ok to fail the test.
=======================================
--- /branches/bleeding_edge/test/test262/test262.status Mon Apr 16 09:33:58 2012 +++ /branches/bleeding_edge/test/test262/test262.status Mon Apr 23 06:59:43 2012
@@ -33,9 +33,15 @@
 # '__proto__' should be treated as a normal property in JSON.
 S15.12.2_A1: FAIL

+# Sequencing of getter side effects on receiver and argument properties
+# is wrong. The receiver callback should be called before any arguments
+# are evaluated.
 # V8 Bug: http://code.google.com/p/v8/issues/detail?id=691
 11.2.3-3_3: FAIL

+# Prototypal inheritance of properties does not maintain accessibility.
+# The [[CanPut]] operation should traverse the prototype chain to
+# determine whether given property is writable or not.
 # V8 Bug: http://code.google.com/p/v8/issues/detail?id=1475
 8.14.4-8-b_1: FAIL
 8.14.4-8-b_2: FAIL
@@ -44,9 +50,6 @@
 15.2.3.6-4-415: FAIL
 15.2.3.6-4-420: FAIL

-# V8 Bug: http://code.google.com/p/v8/issues/detail?id=1982
-15.10.4.1-5: FAIL
-
 ##################### DELIBERATE INCOMPATIBILITIES #####################

 # We deliberately treat arguments to parseInt() with a leading zero as

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