https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59332
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |7.0 Resolution|--- |DUPLICATE Status|NEW |RESOLVED --- Comment #8 from Andrew Pinski <pinskia at gcc dot gnu.org> --- in GCC 7+ we warning and ignore the attribute now: <source>:1:1: warning: bad option '-fno-lto' to attribute 'optimize' [-Wattributes] __attribute__((optimize("no-lto"))) void foo(void) { } Dup of bug 61564. *** This bug has been marked as a duplicate of bug 61564 ***