Attachment 340272 Details for Bug 185589 – Patch

[patch] Patch

bug-185589-20180514041715.patch (text/plain), 3.61 KB, created by Yusuke Suzuki on 2018-05-13 12:17:16 PDT

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Creator: Yusuke Suzuki

Created: 2018-05-13 12:17:16 PDT

Size: 3.61 KB

patch

obsolete

>Subversion Revision: 231743
>diff --git a/Source/WTF/ChangeLog b/Source/WTF/ChangeLog
>index 1f0fbb428e1f1fe7e80eb43284a53c851a314f1a..b2d7353a9c80668b1cdcf8757a9546391c1e8d6a 100644
>--- a/Source/WTF/ChangeLog
>+++ b/Source/WTF/ChangeLog
>@@ -1,3 +1,18 @@
>+2018-05-13  Yusuke Suzuki  <utatane.tea@gmail.com>
>+
>+        [JSC] timeClip(-0) should produce +0
>+        https://bugs.webkit.org/show_bug.cgi?id=185589
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        According to the spec[1], timeClip(-0) should produce +0.
>+        We achieve this by adding 0.0 to the result of trunc(t).
>+
>+        [1]: https://tc39.github.io/ecma262/#sec-timeclip
>+
>+        * wtf/DateMath.cpp:
>+        (WTF::timeClip):
>+
> 2018-05-13  Filip Pizlo  <fpizlo@apple.com>
> 
>         Disable pointer poisoning
>diff --git a/Source/WTF/wtf/DateMath.cpp b/Source/WTF/wtf/DateMath.cpp
>index 6db92ebb2ae7dc92906a4b857d1411dc96e95b05..aaa5b7e6867909d7876d27419878a2b6d73e6fb5 100644
>--- a/Source/WTF/wtf/DateMath.cpp
>+++ b/Source/WTF/wtf/DateMath.cpp
>@@ -1159,7 +1159,7 @@ double timeClip(double t)
>         return std::numeric_limits<double>::quiet_NaN();
>     if (fabs(t) > maxECMAScriptTime)
>         return std::numeric_limits<double>::quiet_NaN();
>-    return trunc(t);
>+    return trunc(t) + 0.0;
> }
> 
> // See http://tools.ietf.org/html/rfc2822#section-3.3 for more information.
>diff --git a/JSTests/ChangeLog b/JSTests/ChangeLog
>index fbf7d3f8fa806741f6a32eda2db143c4513f6c1b..3ce19e3ee9623a25b795afe9f653c34cb11cd3a6 100644
>--- a/JSTests/ChangeLog
>+++ b/JSTests/ChangeLog
>@@ -1,3 +1,14 @@
>+2018-05-13  Yusuke Suzuki  <utatane.tea@gmail.com>
>+
>+        [JSC] timeClip(-0) should produce +0
>+        https://bugs.webkit.org/show_bug.cgi?id=185589
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        Fix several test262 failures.
>+
>+        * test262/expectations.yaml:
>+
> 2018-05-13  Caio Lima  <ticaiolima@gmail.com>
> 
>         [BigInt] stress/big-int-spec-to-primitive.js test is failing
>diff --git a/JSTests/test262/expectations.yaml b/JSTests/test262/expectations.yaml
>index ff3bd3862614a21aed5e9f7790a39ce8bf086ac6..24b95f693fe0b87127016de59add98c0c4e96ebb 100644
>--- a/JSTests/test262/expectations.yaml
>+++ b/JSTests/test262/expectations.yaml
>@@ -958,9 +958,6 @@ test/built-ins/DataView/prototype/setUint8/detached-buffer-before-outofrange-byt
> test/built-ins/DataView/prototype/setUint8/detached-buffer.js:
>   default: 'Test262Error: Expected a TypeError but got a RangeError'
>   strict mode: 'Test262Error: Expected a TypeError but got a RangeError'
>-test/built-ins/Date/TimeClip_negative_zero.js:
>-  default: 'Test262Error: TimeClip does not return negative zero Expected SameValue(ÃÂ«0ÃÂ», ÃÂ«0ÃÂ») to be true'
>-  strict mode: 'Test262Error: TimeClip does not return negative zero Expected SameValue(ÃÂ«0ÃÂ», ÃÂ«0ÃÂ») to be true'
> test/built-ins/Date/UTC/return-value.js:
>   default: 'Test262Error: 1970 Expected SameValue(ÃÂ«NaNÃÂ», ÃÂ«0ÃÂ») to be true'
>   strict mode: 'Test262Error: 1970 Expected SameValue(ÃÂ«NaNÃÂ», ÃÂ«0ÃÂ») to be true'
>@@ -973,9 +970,6 @@ test/built-ins/Date/proto-from-ctor-realm-two.js:
> test/built-ins/Date/proto-from-ctor-realm-zero.js:
>   default: 'TypeError: Type error'
>   strict mode: 'TypeError: Type error'
>-test/built-ins/Date/prototype/getTime/this-value-valid-date.js:
>-  default: 'Test262Error: -0 Expected SameValue(ÃÂ«0ÃÂ», ÃÂ«0ÃÂ») to be true'
>-  strict mode: 'Test262Error: -0 Expected SameValue(ÃÂ«0ÃÂ», ÃÂ«0ÃÂ») to be true'
> test/built-ins/Error/proto-from-ctor-realm.js:
>   default: 'Test262Error: Expected SameValue(ÃÂ«ErrorÃÂ», ÃÂ«ErrorÃÂ») to be true'
>   strict mode: 'Test262Error: Expected SameValue(ÃÂ«ErrorÃÂ», ÃÂ«ErrorÃÂ») to be true'

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