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  1. Qt
  2. QTBUG-132329

[Reg 6.8 -> 6.9] qmlcachegen miscompiles number coercions

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    • 3d12a8317 (dev), 547169d0b (6.9)

    Description

      Consider the attached project. With 6.8 it outputs:

      qml: literals
int 0
int 56
negative int -38
qsizetype 0
qsizetype 49
qml: variable
int 0
qsizetype 0
int 484
negative int -484
qsizetype 484

      With 6.9 it outputs:

      int 0
int 56
negative int -38
qsizetype 0
qsizetype 49
qml: variable
int 0
qsizetype 0
int 0
negative int -484
qsizetype 4647222234237108224

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          Bug - A problem which impairs or prevents the functions of the product. QTBUG-132345 [Reg 6.5 -> 6.8] qmlcachegen miscompiles number coercions

          • P1: Critical - Urgent and Important, will STOP the release if matched with set FixVersion field. This includes regressions from the last version that are not edge cases; Data loss; Build issues; All but the most unlikely crashes/lockups/hanging; Serious usability issues and embarrassing bugs & Bugs critical to a deliverable. This is the highest possible priority for requirements.
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              ulherman Ulf Hermann
              ulherman Ulf Hermann
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                Created:
                Updated:
                Resolved:

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