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  1. Qt
  2. QTBUG-98555

Experiment with {{extern template class}}'ing common QtCore templates

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    Details

    • Type: Task
    • Status: Reported
    • Priority: P2: Important
    • Resolution: Unresolved
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: Core: Containers and Algorithms
    • Labels:
      None

      Description

      Example:

      extern template class QList<QString>; // header
template class QList<QString>; // .cpp

      This will avoid instantiating QStringList in every TU.

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          is blocked by

          Task - A task that needs to be done. QTBUG-98556 Need export macro wrangling for exporting {{extern template class}}

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • In Progress
          is required for

          Epic - Created by Jira Software - do not edit or delete. Issue type for a big user story that needs to be broken down. QTBUG-97601 Compilation speed decrease with Qt 6.2 compared to Qt 5.15.2

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • In Progress
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              Assignee:
              mmutz Marc Mutz
              Reporter:
              mmutz Marc Mutz
              PM Owner:
              Vladimir Minenko Vladimir Minenko
              RnD Owner:
              Alex Blasche Alex Blasche
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                Dates

                Created:
                Updated:

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