[Webkit-unassigned] [Bug 200919] New: ASSERTION FAILED: !s_isInvalidatingStyleWithRuleSets in com.apple.WebCore: WebCore::DocumentRuleSets::collectFeatures const

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=200919

            Bug ID: 200919
           Summary: ASSERTION FAILED: !s_isInvalidatingStyleWithRuleSets
                    in com.apple.WebCore:
                    WebCore::DocumentRuleSets::collectFeatures const
           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: koivisto at iki.fi

ASSERTION FAILED: !s_isInvalidatingStyleWithRuleSets
./css/DocumentRuleSets.cpp(157) : void WebCore::DocumentRuleSets::collectFeatures() const
1   0x6ccbf2179 WTFCrash
2   0x6d12242ab WTFCrashWithInfo(int, char const*, char const*, int)
3   0x6d32a2007 WebCore::DocumentRuleSets::collectFeatures() const
4   0x6d32a1f26 WebCore::DocumentRuleSets::appendAuthorStyleSheets(WTF::Vector<WTF::RefPtr<WebCore::CSSStyleSheet, WTF::DumbPtrTraits<WebCore::CSSStyleSheet> >, 0ul, WTF::CrashOnOverflow, 16ul> const&, WebCore::MediaQueryEvaluator*, WebCore::InspectorCSSOMWrappers&, WebCore::StyleResolver*)
5   0x6d330c6e9 WebCore::StyleResolver::appendAuthorStyleSheets(WTF::Vector<WTF::RefPtr<WebCore::CSSStyleSheet, WTF::DumbPtrTraits<WebCore::CSSStyleSheet> >, 0ul, WTF::CrashOnOverflow, 16ul> const&)
6   0x6d4b43d19 WebCore::Style::Scope::resolver()
7   0x6d32a3e94 WebCore::ElementRuleCollector::matchAuthorShadowPseudoElementRules(bool, WebCore::StyleResolver::RuleRange&)
8   0x6d32a3987 WebCore::ElementRuleCollector::matchAuthorRules(bool)
9   0x6d4b3ecbc WebCore::Style::Invalidator::invalidateIfNeeded(WebCore::Element&, WebCore::SelectorFilter const*)
10  0x6d4b3c5bc WebCore::Style::Invalidator::invalidateStyleWithMatchElement(WebCore::Element&, WebCore::MatchElement)
11  0x6d4b3cfa1 WebCore::Style::ClassChangeInvalidation::invalidateStyleWithRuleSets()
12  0x6d3543f71 WebCore::Style::ClassChangeInvalidation::ClassChangeInvalidation(WebCore::Element&, WebCore::SpaceSplitString const&, WebCore::SpaceSplitString const&)
13  0x6d352b1bd WebCore::Style::ClassChangeInvalidation::ClassChangeInvalidation(WebCore::Element&, WebCore::SpaceSplitString const&, WebCore::SpaceSplitString const&)
14  0x6d352ac30 WebCore::Element::classAttributeChanged(WTF::AtomString const&)
15  0x6d352a7a3 WebCore::Element::attributeChanged(WebCore::QualifiedName const&, WTF::AtomString const&, WTF::AtomString const&, WebCore::Element::AttributeModificationReason)
16  0x6d368edbc WebCore::StyledElement::attributeChanged(WebCore::QualifiedName const&, WTF::AtomString const&, WTF::AtomString const&, WebCore::Element::AttributeModificationReason)
17  0x6d3535e66 WebCore::Element::didModifyAttribute(WebCore::QualifiedName const&, WTF::AtomString const&, WTF::AtomString const&)
18  0x6d352a357 WebCore::Element::setAttributeInternal(unsigned int, WebCore::QualifiedName const&, WTF::AtomString const&, WebCore::Element::SynchronizationOfLazyAttribute)
19  0x6d3523cc2 WebCore::Element::setAttribute(WebCore::QualifiedName const&, WTF::AtomString const&)
20  0x6d380dc29 WebCore::DOMTokenList::updateAssociatedAttributeFromTokens()
21  0x6d380d906 WebCore::DOMTokenList::toggle(WTF::AtomString const&, WTF::Optional<bool>)
22  0x6d1a2e7d1 WebCore::jsDOMTokenListPrototypeFunctionToggleBody(JSC::ExecState*, WebCore::JSDOMTokenList*, JSC::ThrowScope&)
23  0x6d197eeb0 long long WebCore::IDLOperation<WebCore::JSDOMTokenList>::call<&(WebCore::jsDOMTokenListPrototypeFunctionToggleBody(JSC::ExecState*, WebCore::JSDOMTokenList*, JSC::ThrowScope&)), (WebCore::CastedThisErrorBehavior)0>(JSC::ExecState&, char const*)
24  0x6d197eb9c WebCore::jsDOMTokenListPrototypeFunctionToggle(JSC::ExecState*)
25  0x3c9f9be0116b
26  0x6ccfae230 llint_entry
27  0x6ccfae2d3 llint_entry
28  0x6ccfae230 llint_entry
29  0x6ccfae2d3 llint_entry
30  0x3c9f9bf6e0af
31  0x6ccfae230 llint_entry

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