http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52215
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2012-02-12 CC| |amacleod at redhat dot com Component|libstdc++ |c++ Ever Confirmed|0 |1 --- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-02-12 14:13:38 UTC --- Confirmed, this works with -m64 but fails with -m32 enum E { EE }; int main() { E e = EE; __atomic_compare_exchange_n(&e, &e, e, true, __ATOMIC_ACQ_REL, __ATOMIC_RELAXED); } cas.cc:6:82: error: conversion from ‘enum E*’ to ‘enum E’ [-fpermissive]