https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64711
--- Comment #1 from Jorge Bellon <jbellon at bsc dot es> --- There is a typo in the details: 5) Compilation using -fipa-pure-const only Same as (4). 7) Compilation using -fipa-pure-const -finline -finline-functions Same as (4). 9) Compilation using -fno-ipa-pure-const -O1 Same as (4).