On Thu, 19 Aug 2021, Jakub Bogusz wrote: > On Wed, Aug 18, 2021 at 10:34:48PM +0200, Jan Rękorajski wrote: > > New builds of qt4 on i686 exhibit crashes (ex. linguist in avogadro), or > > infinite looping (ex. meinproc4 in kde4-kig). > > > > I'm running out of ideas[1] and time to troubleshoot this and would > > appreciate if anyone would be willing to try and figure out WTF is > > broken there. > > > > [1] neither -O0, nor -std=gnu98 seem to do the trick, it could be a > > glibc 2.34 issue, but I don't have resources at hand to validate it. > > I don't know yet if it's related to glibc, gcc or binutils, but simple > testcase is searching in empty QMap: > > ``` > #include <QtCore/QMap> > > int main() > { > QMap<int, std::string> mm; > mm.constFind(999); > } > ``` > > It hangs even on carme-x86_64. > > Issue is probably related to shared_null static field (SIOF?)
My take is on gcc 11. I downgraded everything but gcc and it still crashed. To verify that it's indeed gcc I need to rebuild it (gcc) locally due to intertwined deps preventing simple package downgrade. -- Jan Rękorajski | PLD/Linux SysAdm | baggins<at>pld-linux.org | http://www.pld-linux.org/ _______________________________________________ pld-devel-en mailing list pld-devel-en@lists.pld-linux.org http://lists.pld-linux.org/mailman/listinfo/pld-devel-en