https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106910
--- Comment #10 from Hongtao.liu <crazylht at gmail dot com> --- Because the round insn does not trap on denormals.
crazylht at gmail dot com via Gcc-bugs Wed, 21 Sep 2022 18:09:51 -0700
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106910
--- Comment #10 from Hongtao.liu <crazylht at gmail dot com> --- Because the round insn does not trap on denormals.