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  1. Qt
  2. QTBUG-56616

REG 5.6.1->5.6.2 [Windows]: QFile::write() does not write all data for data > 32MB

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Details

    • Bug
    • Resolution: Done
    • P1: Critical
    • 5.6.3
    • 5.6.2
    • Core: I/O
    • None
    • Windows
    • 683c9bc4a8e656b2251871b9d8c9952e58681a52 (qtbase/5.6, 19.10.2016, 5.6.3), 50b9d8a931e859c027726a74ea0616e7b292e782 (qtbase/5.7.1 cherry-pick, 20.10.2016, 5.7.1)

    Description

      Introduced by "Windows: Fix truncation in QFSFileEnginePrivate::nativeWrite()" 0696566b1e19c8178e00c0d14f185935e17d9e8b https://codereview.qt-project.org/#/c/165727/

      Qt 5.6.2 (x86_64-little_endian-llp64 shared (dynamic) debug build; by MSVC 2015)
writing 38797312 returns 33554432 File size: 33554432

      Manifests by windeployqt not functioning for MinGW/Debug builds (Unable to write file).

      Attachments

        1. qtbug56616.zip
          1 kB
          Friedemann Kleint

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-54870 QFSFileEngine (Win) not able to write data in some cases

          • P2: Important - Urgent, should be fixed, but will not stop the release.
          • Closed
          For Gerrit Dashboard: QTBUG-56616
          # Subject Branch Project Status CR V
          174293,4 Windows: Fix regression in QFSFileEnginePrivate::nativeWrite() 5.6 qt/qtbase Status: MERGED +2 0
          174360,2 Windows: Fix regression in QFSFileEnginePrivate::nativeWrite() 5.7.1 qt/qtbase Status: MERGED +2 0

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              kleint Friedemann Kleint
              kleint Friedemann Kleint
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              Dates

                Created:
                Updated:
                Resolved:

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