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  1. Qt
  2. QTBUG-120142

As a user of Qt containers, I expect them to be hardened against Arthur O'Dwyer's "Optimizing string::append" corner cases

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    • User Story
    • Resolution: Unresolved
    • P2: Important
    • None
    • None
    • Core: Containers and Algorithms
    • None
    • 21

    Description

      This blog post contains some nasty corner cases, I'm sure we're not treating correctly:
      https://quuxplusone.github.io/blog/2021/04/17/pathological-string-appends/

      Acceptance criteria:

      • have tests for each scenario
        • extended to include anything ref-counting may add to the mix
      • fixed anything that came up

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            cnn Qt Core & Network
            mmutz Marc Mutz
            Vladimir Minenko Vladimir Minenko
            Alex Blasche Alex Blasche
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              Updated:

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