https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102996
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2021-10-29 Ever confirmed|0 |1 Status|UNCONFIRMED |NEW Blocks| |24639 Keywords| |diagnostic --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- The foo form is handled by the early uninit pass but the bar form is optimized away as dead before we get to do a late warning. Referenced Bugs: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=24639 [Bug 24639] [meta-bug] bug to track all Wuninitialized issues