http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55881
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |diagnostic Status|UNCONFIRMED |NEW Last reconfirmed| |2013-01-07 Ever Confirmed|0 |1 --- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> 2013-01-07 10:08:32 UTC --- This is because uninitialized var usage is warned during optimization and inlining has no way of handling the diagnostic pragma (I even doubt it works very well during optimization - it's at most function granular there). Well - confirmed. Unlikely to be fixed.