[Webkit-unassigned] [Bug 186700] New: StyleRuleGroup wastes 80KB of Vector capacity

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=186700

            Bug ID: 186700
           Summary: StyleRuleGroup wastes 80KB of Vector capacity
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: CSS
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: simon.fraser at apple.com

Using the tooling from bug 186698:

Wasted capacity: 76912 bytes (used 12088 of 89000 bytes, utilization: 13.58%) - 683 allocations
1   0x1074c1355 WTF::VectorBuffer<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul>::VectorBuffer()
2   0x1074c1335 WTF::Vector<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul, WTF::CrashOnOverflow, 16ul>::Vector()
3   0x107497385 WTF::Vector<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul, WTF::CrashOnOverflow, 16ul>::Vector()
4   0x1074972da WebCore::StyleRuleGroup::StyleRuleGroup(WebCore::StyleRuleBase::Type, WTF::Vector<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul, WTF::CrashOnOverflow, 16ul>&)
5   0x1074980cd WebCore::StyleRuleMedia::StyleRuleMedia(WTF::Ref<WebCore::MediaQuerySet, WTF::DumbPtrTraits<WebCore::MediaQuerySet> >&&, WTF::Vector<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul, WTF::CrashOnOverflow, 16ul>&)
6   0x107498125 WebCore::StyleRuleMedia::StyleRuleMedia(WTF::Ref<WebCore::MediaQuerySet, WTF::DumbPtrTraits<WebCore::MediaQuerySet> >&&, WTF::Vector<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul, WTF::CrashOnOverflow, 16ul>&)
7   0x1074de618 WebCore::StyleRuleMedia::create(WTF::Ref<WebCore::MediaQuerySet, WTF::DumbPtrTraits<WebCore::MediaQuerySet> >&&, WTF::Vector<WTF::RefPtr<WebCore::StyleRuleBase, WTF::DumbPtrTraits<WebCore::StyleRuleBase> >, 0ul, WTF::CrashOnOverflow, 16ul>&)
8   0x1074dc1d8 WebCore::CSSParserImpl::consumeMediaRule(WebCore::CSSParserTokenRange, WebCore::CSSParserTokenRange)

-- 
You are receiving this mail because:
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.webkit.org/pipermail/webkit-unassigned/attachments/20180615/85b2bec2/attachment-0001.html>