https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116690
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |INVALID
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
`a(0, 0, 0) +`
This is undefined code since there was no return value from a. In C, it is only
undefined if there was no return value and the returned value was used.
