[Webkit-unassigned] [Bug 190839] New: CSSCalcOperation actor wastes 6KB of Vector capacity on cnn.com

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=190839

            Bug ID: 190839
           Summary: CSSCalcOperation actor wastes 6KB of Vector capacity
                    on cnn.com
           Product: WebKit
           Version: Other
          Hardware: All
                OS: All
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: rbuis at igalia.com

Tooling from bug 186698:

Wasted capacity: 6272 bytes (used 896 of 7168 bytes, utilization: 12.50%) - 56 allocations
1   0x10aaf8335 WebCore::CSSCalcExpressionNodeParser::parseCalc(WebCore::CSSParserTokenRange, WebCore::CSSValueID)
2   0x10aaf8212 WebCore::CSSCalcValue::create(WebCore::CSSValueID, WebCore::CSSParserTokenRange const&, WebCore::CalculationCategory, WebCore::ValueRange)
3   0x10abf88a4 WebCore::CSSPropertyParserHelpers::CalcParser::CalcParser(WebCore::CSSParserTokenRange&, WebCore::CalculationCategory, WebCore::ValueRange)
4   0x10abd33fe WebCore::CSSPropertyParserHelpers::consumeLengthOrPercent(WebCore::CSSParserTokenRange&, WebCore::CSSParserMode, WebCore::ValueRange, WebCore::CSSPropertyParserHelpers::UnitlessQuirk)
5   0x10abd3285 WebCore::consumeWidthOrHeight(WebCore::CSSParserTokenRange&, WebCore::CSSParserContext const&, WebCore::CSSPropertyParserHelpers::UnitlessQuirk)
6   0x10abc2dd6 WebCore::CSSPropertyParser::parseSingleValue(WebCore::CSSPropertyID, WebCore::CSSPropertyID)
7   0x10abc22ef WebCore::CSSPropertyParser::parseValueStart(WebCore::CSSPropertyID, bool)
8   0x10abc0923 WebCore::CSSPropertyParser::parseValue(WebCore::CSSPropertyID, bool, WebCore::CSSParserTokenRange const&, WebCore::CSSParserContext const&, WTF::Vector<WebCore::CSSProperty, 256ul, WTF::CrashOnOverflow, 16ul>&, WebCore::StyleRuleBase::Type)

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