AuroraMiddleware/v8
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Bound functions should also have configurable length

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BUG=v8:4116
LOG=N
R=adamk@chromium.org

Review URL: https://codereview.chromium.org/1180873002

Cr-Commit-Position: refs/heads/master@{#28961}
This commit is contained in:
arv 2015-06-11 13:07:03 -07:00 committed by Commit bot
parent 7d65a62f5c
commit 37e268732d
4 changed files with 13 additions and 3 deletions
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2
src/runtime/runtime-function.cc
View File

@ -446,7 +446,7 @@ RUNTIME_FUNCTION(Runtime_FunctionBindArguments) {
JSObject::MigrateToMap(bound_function, bound_function_map);
Handle<String> length_string = isolate->factory()->length_string();
PropertyAttributes attr =
static_cast<PropertyAttributes>(DONT_DELETE | DONT_ENUM | READ_ONLY);
static_cast<PropertyAttributes>(DONT_ENUM | READ_ONLY);
RETURN_FAILURE_ON_EXCEPTION(
isolate, JSObject::SetOwnPropertyIgnoreAttributes(
bound_function, length_string, new_length, attr));

10
test/mjsunit/regress/regress-1419.js
View File

@ -44,4 +44,12 @@ assertEquals(1, f1.length);
var desc = Object.getOwnPropertyDescriptor(f1, 'length');
assertEquals(false, desc.writable);
assertEquals(false, desc.enumerable);
assertEquals(false, desc.configurable);
assertEquals(true, desc.configurable);
Object.defineProperty(f1, 'length', {
value: 'abc',
writable: true
});
assertEquals('abc', f1.length);
f1.length = 42;
assertEquals(42, f1.length);

3
test/test262-es6/test262-es6.status
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@ -626,8 +626,9 @@
'built-ins/Function/prototype/bind/15.3.4.5-21-4': [FAIL_OK],
'built-ins/Function/prototype/bind/15.3.4.5-21-5': [FAIL_OK],
# This invalid test has been fixed upstream.
# These invalid tests have been fixed upstream.
'built-ins/Array/prototype/find/Array.prototype.find_remove-after-start': [FAIL],
'built-ins/Function/prototype/bind/15.3.4.5-15-2': [FAIL],
############################ SKIPPED TESTS #############################

1
test/test262/test262.status
View File

@ -229,6 +229,7 @@
'S15.9.5.7_A3_T2': [FAIL],
'S15.9.5.8_A3_T2': [FAIL],
'S15.9.5.9_A3_T2': [FAIL],
'15.3.4.5-15-2': [FAIL],
# Object.getPrototypeOf wraps primitive values in ES6.
'15.2.3.2-1': [FAIL],