https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108922
Alexander Monakov <amonakov at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |amonakov at gcc dot gnu.org --- Comment #3 from Alexander Monakov <amonakov at gcc dot gnu.org> --- > But my attached testcase tests that all the corner cases do have both > the same result value and the same exceptions generated. It seems you forgot to attach that testcase (bench.cpp does not cover corner cases). I guess Uros' claim was based on what Intel and AMD manuals specify rather than observed behavior of CPUs.