https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77775
Markus Trippelsdorf <trippels at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2016-09-29 Ever confirmed|0 |1 --- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> --- markus@x4 tmp % cat moc.ii namespace Sublime { struct View; struct AreaIndex; struct Area { void qt_static_metacall(); void viewAdded(AreaIndex *, View *); }; } void Sublime::Area::qt_static_metacall() { typedef void (Area::*_t)(AreaIndex *, View *); if (*reinterpret_cast<_t *>(1) == _t(&Area::viewAdded)) __builtin_abort(); } gcc-6 -O3: Sublime::Area::qt_static_metacall(): cmpq Sublime::Area::viewAdded(Sublime::AreaIndex*, Sublime::View*), 1 je .L7 .L1: rep ret .L7: cmpq $0, 9 jne .L1 subq $8, %rsp call abort trunk -O3: Sublime::Area::qt_static_metacall(): cmpq $0, 1 je .L7 rep ret .L7: subq $8, %rsp call abort