https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62030
--- Comment #4 from vries at gcc dot gnu.org --- (In reply to Andrew Pinski from comment #3) > (In reply to vries from comment #2) > > I think the test-case is reading an undefined value from n->next, but that's > > easy enough to fix with an intializer for node. > > Since node is a global variable, it is zero initialized so there is no > reading from an uninitialized area. Ah, right, I thought that only applied to static. Thanks for setting that straight.