[Bug ipa/106389] [11/12/13 Regression] IPA modref breaks Safe Bitfields in C++

[mpolacek at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106389

--- Comment #2 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Ooops, forgot to say: use -O2 to trigger the bug.