Qt 6.7.1 seems to be suffering a few relatively important problems (even though it was intended as a "simple" bug fix release). It seems strange, though, that such an important and quite elementary issue wasn't discovered so far. I did a basic research on codereview.qt-project.org changes about QLayout and related classes within the last few months, and I only found results about QML layouts, which, in theory, should have no relation with QLayouts (except for
this, so I'd assume that nothing should have been changed for 6.7.1. —
musicamante 53 secs ago