http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52862
--- Comment #3 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-04-04 11:58:44 UTC --- More reduced: void ASMAtomicWritePtrVoid(const void *pv); void rtThreadDestroy(void) { void * const pvTypeChecked = ((void *)0); ASMAtomicWritePtrVoid((void *)(pvTypeChecked)); }